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Oil & Gas Glossary

# Hydrostatic pressure​

Confused by multitude of oil & gas data and analytics terms? Get easy-to-understand definitions in our glossary.

## What is Hydrostatic pressure?

What is Hydrostatic pressure?

the pressure exerted by a fluid at rest due to the force of gravity.

Back to [glossary](/content/glossary/index.html)

## Additional Terms by Category

##### Reservoir Engineering

[API Gravity](/content/glossary/api-gravity/index.html)

[Capillary Pressure](/content/glossary/capillary-pressure/index.html)

[Compressibility](/content/glossary/compressibility/index.html)

[Darcy's Law](/content/glossary/darcys-law/index.html)

[Field Development Plan](/content/glossary/field-development-plan/index.html)

[Formation Pressure](/content/glossary/formation-pressure/index.html)

[Gas Formation Volume Factor](/content/glossary/gas-formation-volume-factor/index.html)

[Gas Solubility](/content/glossary/gas-solubility/index.html)

[Gas Specific Gravity](/content/glossary/gas-specific-gravity/index.html)

[Oil Formation Volume Factor](/content/glossary/oil-formation-volume-factor/index.html)

[Oil Reservoirs](/content/glossary/oil-reservoirs/index.html)

[Permeability](/content/glossary/permeability/index.html)

[Porosity](/content/glossary/porosity/index.html)

[Relative Permeability](/content/glossary/relative-permeability/index.html)

[Reserves](/content/glossary/reserves/index.html)

[Reserves Estimation](/content/glossary/reserves-estimation/index.html)

[Reservoir Flow Regimes](/content/glossary/reservoir-flow-regimes/index.html)

[Resistivity](/content/glossary/resistivity/index.html)

[Saturation](/content/glossary/saturation/index.html)

[Surface Tension](/content/glossary/surface-tension/index.html)

[Viscosity](/content/glossary/viscosity/index.html)

[Oil reserves](/content/glossary/oil-reserves/index.html)

[BHCT (Bottomhole Circulating Temperature)](/content/glossary/bhct-bottomhole-circulating-temperature/index.html)

[BHST (Bottomhole Static Temperature)](/content/glossary/bhst-bottomhole-static-temperature/index.html)

[Big Data in Reservoir Engineering](/content/glossary/big-data-in-reservoir-engineering/index.html)

[Borehole Pressure](/content/glossary/borehole-pressure/index.html)

[Compartmentalization](/content/glossary/compartmentalization/index.html)

[Data Analytics in Reservoir Management](/content/glossary/data-analytics-in-reservoir-management/index.html)

[Data-Driven Reservoir Characterization](/content/glossary/data-driven-reservoir-characterization/index.html)

[Depositional system](/content/glossary/depositional-system/index.html)

[Dip](/content/glossary/dip/index.html)

[Dynamic Reservoir Modeling](/content/glossary/dynamic-reservoir-modeling/index.html)

[Economic Limit](/content/glossary/economic-limit/index.html)

[Facies modeling](/content/glossary/facies-modeling/index.html)

[Formation](/content/glossary/formation/index.html)

[Formation evaluation](/content/glossary/formation-evaluation/index.html)

[Frac tree](/content/glossary/frac-tree/index.html)

[Gas in solution](/content/glossary/gas-in-solution/index.html)

[Gas-oil contact](/content/glossary/gas-oil-contact/index.html)

[Gas-prone](/content/glossary/gas-prone/index.html)

[Geological Modeling](/content/glossary/geological-modeling/index.html)

[Gas-water contact](/content/glossary/gas-water-contact/index.html)

[Geostatistics](/content/glossary/geostatistics/index.html)

[Geosteer](/content/glossary/geosteer/index.html)

[GIIP (Gas Initially In Place)](/content/glossary/giip-gas-initially-in-place/index.html)

[HBP (Held by Production)](/content/glossary/hbp-held-by-production/index.html)

[Hydrostatic pressure](/content/glossary/hydrostatic-pressure/index.html)

[Integrated Reservoir Modeling](/content/glossary/integrated-reservoir-modeling/index.html)

[Material Balance Equation](/content/glossary/material-balance-equation/index.html)

[Monte Carlo Simulation](/content/glossary/monte-carlo-simulation/index.html)

[Oil-Water Contact (OWC)](/content/glossary/oil-water-contact-owc/index.html)

[Overburden](/content/glossary/overburden/index.html)

[P10, P50, P90 Reserves](/content/glossary/p10-p50-p90-reserves/index.html)

[Pore Volume](/content/glossary/pore-volume/index.html)

[Probabilistic Reserves](/content/glossary/probabilistic-reserves/index.html)

[Production Forecasting](/content/glossary/production-forecasting/index.html)

[Production Optimization](/content/glossary/production-optimization/index.html)

[Rate-Transient Analysis](/content/glossary/rate-transient-analysis/index.html)

[Recovery Factor](/content/glossary/recovery-factor/index.html)

[Reserves Replacement Ratio (RRR)](/content/glossary/reserves-replacement-ratio-rrr/index.html)

[Reservoir Appraisal](/content/glossary/reservoir-appraisal/index.html)

[Reservoir Characterization Analytics](/content/glossary/reservoir-characterization-analytics/index.html)

[Reservoir Data Integration](/content/glossary/reservoir-data-integration/index.html)

[Reservoir Engineering Economics](/content/glossary/reservoir-engineering-economics/index.html)

[Reservoir Monitoring](/content/glossary/reservoir-monitoring/index.html)

[Reservoir Optimization](/content/glossary/reservoir-optimization/index.html)

[Reservoir Parameter Estimation](/content/glossary/reservoir-parameter-estimation/index.html)

[Reservoir Performance Analysis](/content/glossary/reservoir-performance-analysis/index.html)

[Reservoir Performance Prediction](/content/glossary/reservoir-performance-prediction/index.html)

[Reservoir Production Forecast](/content/glossary/reservoir-production-forecast/index.html)

[Reservoir Rate Forecasting](/content/glossary/reservoir-rate-forecasting/index.html)

[Reservoir Simulation History Matching](/content/glossary/reservoir-simulation-history-matching/index.html)

[Reservoir Simulation Modeling](/content/glossary/reservoir-simulation-modeling/index.html)

[Reservoir Simulation Uncertainty](/content/glossary/reservoir-simulation-uncertainty/index.html)

[Reservoir Surveillance](/content/glossary/reservoir-surveillance/index.html)

[Shut-In Pressure](/content/glossary/shut-in-pressure/index.html)

[Sidetrack](/content/glossary/sidetrack/index.html)

[Statistical Reservoir Modeling](/content/glossary/statistical-reservoir-modeling/index.html)

[Sweet spot](/content/glossary/sweet-spot/index.html)

[Tight Oil](/content/glossary/tight-oil/index.html)

[Topographic Map](/content/glossary/topographic-map/index.html)

[Uncertainty Quantification](/content/glossary/uncertainty-quantification/index.html)

[Artificial Lift Techniques](/content/glossary/artificial-lift-techniques/index.html)

[Reservoir Connectivity & Flow Assurance](/content/glossary/reservoir-connectivity--flow-assurance/index.html)

[Reservoir Fluid Properties (PVT Analysis)](/content/glossary/reservoir-fluid-properties-pvt-analysis/index.html)

[Reservoir Infill Drilling](/content/glossary/reservoir-infill-drilling/index.html)

[Reservoir Heterogeneity & Anisotropy](/content/glossary/reservoir-heterogeneity--anisotropy/index.html)

[Reservoir Volumetrics](/content/glossary/reservoir-volumetrics/index.html)

[Wellbore Productivity Optimization](/content/glossary/wellbore-productivity-optimization/index.html)

[Well Testing & Interpretation](/content/glossary/well-testing--interpretation/index.html)

[Well Placement](/content/glossary/well-placement/index.html)

[Artificial Lift Techniques](/content/glossary/artificial-lift-techniques/index.html)

[Big Data in Reservoir Engineering](/content/glossary/big-data-in-reservoir-engineering/index.html)

[Carbon Capture, Utilization, and Storage (CCUS)](/content/glossary/carbon-capture-utilization-and-storage-ccus/index.html)

[Data Analytics in Reservoir Management](/content/glossary/data-analytics-in-reservoir-management/index.html)

[Data Assimilation in Reservoir Modeling](/content/glossary/data-assimilation-in-reservoir-modeling/index.html)

[Data-Driven Reservoir Characterization](/content/glossary/data-driven-reservoir-characterization/index.html)

[Dynamic Reservoir Modeling](/content/glossary/dynamic-reservoir-modeling/index.html)

[Economic Limit](/content/glossary/economic-limit/index.html)

[Geostatistics](/content/glossary/geostatistics/index.html)

##### Oil & Gas Industry

[Abandonment](/content/glossary/abandonment/index.html)

[API (American Petroleum Institute)](/content/glossary/api-american-petroleum-institute/index.html)

[API Gravity](/content/glossary/api-gravity/index.html)

[Appraisal well](/content/glossary/appraisal-well/index.html)

[Asset Development](/content/glossary/asset-development/index.html)

[Asset Operations](/content/glossary/asset-operations/index.html)

[Barrel](/content/glossary/barrel/index.html)

[BBL](/content/glossary/bbl/index.html)

[BCF](/content/glossary/bcf/index.html)

[BCM](/content/glossary/bcm/index.html)

[Bitumen](/content/glossary/bitumen/index.html)

[Block](/content/glossary/block/index.html)

[Blow-out](/content/glossary/blow-out/index.html)

[BOPD (Barrels of Oil Per Day)](/content/glossary/bopd-barrels-of-oil-per-day/index.html)

[CAPEX](/content/glossary/capex/index.html)

[Casing](/content/glossary/casing/index.html)

[Christmas Tree](/content/glossary/christmas-tree/index.html)

[Clastic](/content/glossary/clastic/index.html)

[Condensate](/content/glossary/condensate/index.html)

[Contingent resources](/content/glossary/contingent-resources/index.html)

[Conventional Oil](/content/glossary/conventional-oil/index.html)

[Crude Oil](/content/glossary/crude-oil/index.html)

[Derrick](/content/glossary/derrick/index.html)

[Development Well](/content/glossary/development-well/index.html)

[Downstream](/content/glossary/downstream/index.html)

[Drilling](/content/glossary/drilling/index.html)

[Dry Gas](/content/glossary/dry-gas/index.html)

[Dry hole](/content/glossary/dry-hole/index.html)

[E&P](/content/glossary/ep/index.html)

[Elephant](/content/glossary/elephant/index.html)

[Enhanced oil recovery (EOR)](/content/glossary/enhanced-oil-recovery-eor/index.html)

[Exploration](/content/glossary/exploration/index.html)

[Facility Decommissioning](/content/glossary/facility-decommissioning/index.html)

[Flaring](/content/glossary/flaring/index.html)

[Flowlines](/content/glossary/flowlines/index.html)

[Fracking (Hydraulic Fracturing)](/content/glossary/fracking-hydraulic-fracturing/index.html)

[Fracturing Fluid](/content/glossary/fracturing-fluid/index.html)

[Gas Injection](/content/glossary/gas-injection/index.html)

[G&P (Gathering and processing)](/content/glossary/gp-gathering-and-processing/index.html)

[Gas Oil Ratio (GOR)](/content/glossary/gas-oil-ratio-gor/index.html)

[Hitch](/content/glossary/hitch/index.html)

[Horizontal Drilling](/content/glossary/horizontal-drilling/index.html)

[HPU (Hydraulic Power Unit)](/content/glossary/hpu-hydraulic-power-unit/index.html)

[Hydrocarbon](/content/glossary/hydrocarbon/index.html)

[Lease](/content/glossary/lease/index.html)

[LNG (Liquefied Natural Gas)](/content/glossary/lng-liquefied-natural-gas/index.html)

[LPG (Liquefied Petroleum Gas)](/content/glossary/lpg-liquefied-petroleum-gas/index.html)

[Midstream](/content/glossary/midstream/index.html)

[Mud](/content/glossary/mud/index.html)

[Natural Gas](/content/glossary/natural-gas/index.html)

[Natural Gas Liquids (NGLs)](/content/glossary/natural-gas-liquids-ngls/index.html)

[Offshore/Onshore](/content/glossary/offshore/onshore/index.html)

[Oil Field](/content/glossary/oil-field/index.html)

[Operator](/content/glossary/operator/index.html)

[Opex](/content/glossary/opex/index.html)

[Permeability](/content/glossary/permeability/index.html)

[Petroleum](/content/glossary/petroleum/index.html)

[Pig](/content/glossary/pig/index.html)

[Play](/content/glossary/play/index.html)

[Porosity](/content/glossary/porosity/index.html)

[Pressure Containment](/content/glossary/pressure-containment/index.html)

[Proven Reserves](/content/glossary/proven-reserves/index.html)

[Recovery Factor](/content/glossary/recovery-factor/index.html)

[Refinery](/content/glossary/refinery/index.html)

[Reserves](/content/glossary/reserves/index.html)

[Reservoir](/content/glossary/reservoir/index.html)

[Royalty](/content/glossary/royalty/index.html)

[Seismic Data](/content/glossary/seismic-data/index.html)

[Site Restoration](/content/glossary/site-restoration/index.html)

[Sour Crude](/content/glossary/sour-crude/index.html)

[Sour gas](/content/glossary/sour-gas/index.html)

[Strings](/content/glossary/strings/index.html)

[Sweet Crude](/content/glossary/sweet-crude/index.html)

[Tight Gas](/content/glossary/tight-gas/index.html)

[Ultra-Heavy Oil](/content/glossary/ultra-heavy-oil/index.html)

[Upstream](/content/glossary/upstream/index.html)

[Water flooding](/content/glossary/water-flooding/index.html)

[Well](/content/glossary/well/index.html)

[Well logging](/content/glossary/well-logging/index.html)

[Well Plugging](/content/glossary/well-plugging/index.html)

[Wellbore](/content/glossary/wellbore/index.html)

[Wellbore Isolation](/content/glossary/wellbore-isolation/index.html)

[Wellhead](/content/glossary/wellhead/index.html)

[Wet Gas](/content/glossary/wet-gas/index.html)

[Wireline](/content/glossary/wireline/index.html)

[ZLD (Zero Liquid Discharge)](/content/glossary/zld-zero-liquid-discharge/index.html)

[Dead oil](/content/glossary/dead-oil/index.html)

[Elasticity](/content/glossary/elasticity/index.html)

[Extended-reach drilling (ERD)](/content/glossary/extended-reach-drilling-erd/index.html)

[intelligent well](/content/glossary/intelligent-well/index.html)

[Lessor Royalty](/content/glossary/lessor-royalty/index.html)

[Licensing Round](/content/glossary/licensing-round/index.html)

[Net Revenue Interest](/content/glossary/net-revenue-interest/index.html)

[Net Profits Interest](/content/glossary/net-profits-interest/index.html)

[Nonparticipating Royalty](/content/glossary/nonparticipating-royalty/index.html)

[P&A (Plug and Abandon)](/content/glossary/pa-plug-and-abandon/index.html)

[Profit Oil](/content/glossary/profit-oil/index.html)

[Pad](/content/glossary/pad/index.html)

[Refracturing](/content/glossary/refracturing/index.html)

[Unconventional Resource](/content/glossary/unconventional-resource/index.html)

##### Oil & Gas Analytics

[Decline Curve Analysis](/content/glossary/decline-curve-analysis/index.html)

[Drilling analytics](/content/glossary/drilling-analytics/index.html)

[Drilling optimization](/content/glossary/drilling-optimization/index.html)

[Energy industry analytics](/content/glossary/energy-industry-analytics/index.html)

[Energy market forecasting](/content/glossary/energy-market-forecasting/index.html)

[EUR (Estimated Ultimate Recovery)](/content/glossary/eur-estimated-ultimate-recovery/index.html)

[Flow Regimes](/content/glossary/flow-regimes/index.html)

[Formation evaluation](/content/glossary/formation-evaluation/index.html)

[Oil and gas data analysis](/content/glossary/oil-and-gas-data-analysis/index.html)

[Production forecasting](/content/glossary/production-forecasting/index.html)

[Recovery Factors](/content/glossary/recovery-factors/index.html)

[Reserves estimation and analytics](/content/glossary/reserves-estimation-and-analytics/index.html)

[Reservoir Characterization](/content/glossary/reservoir-characterization/index.html)

[Reservoir engineering analytics](/content/glossary/reservoir-engineering-analytics/index.html)

[Reservoir modeling](/content/glossary/reservoir-modeling/index.html)

[Type Curves](/content/glossary/type-curves/index.html)

[Well cost estimation](/content/glossary/well-cost-estimation/index.html)

[Well design](/content/glossary/well-design/index.html)

[Well Integrity](/content/glossary/well-integrity/index.html)

[Well intervention](/content/glossary/well-intervention/index.html)

[Well planning](/content/glossary/well-planning/index.html)

[Well testing](/content/glossary/well-testing/index.html)

[Wellbore trajectory](/content/glossary/wellbore-trajectory/index.html)

[Box Plots](/content/glossary/box-plots/index.html)

[Wireline Log](/content/glossary/wireline-log/index.html)

[Big Data Management](/content/glossary/big-data-management/index.html)

[Business Intelligence (BI)](/content/glossary/business-intelligence-bi/index.html)

[Cloud Computing for O&G](/content/glossary/cloud-computing-for-og/index.html)

[Data Democratization](/content/glossary/data-democratization/index.html)

[Data-Driven Workflows](/content/glossary/data-driven-workflows/index.html)

[Data Governance](/content/glossary/data-governance/index.html)

[Data Ingestion & Integration](/content/glossary/data-ingestion--integration/index.html)

[Data Visualization (Dashboards)](/content/glossary/data-visualization-dashboards/index.html)

[Decision Support Systems](/content/glossary/decision-support-systems/index.html)

[Economic Modeling](/content/glossary/economic-modeling/index.html)

[Exploratory Data Analysis (EDA)](/content/glossary/exploratory-data-analysis-eda/index.html)

[Petrophysics](/content/glossary/petrophysics/index.html)

[Reserves Estimation](/content/glossary/reserves-estimation/index.html)

[Shale Analytics](/content/glossary/shale-analytics/index.html)

[Statistical Modeling](/content/glossary/statistical-modeling/index.html)

[Flow Rates](/content/glossary/flow-rates/index.html)

[Pressure Data](/content/glossary/pressure-data/index.html)

[Production Curves](/content/glossary/production-curves/index.html)

[Predictive Algorithms](/content/glossary/predictive-algorithms/index.html)

[Predictive Models](/content/glossary/predictive-models/index.html)

[Data Normalization](/content/glossary/data-normalization/index.html)

[Time-to-First-Production (TTFP)](/content/glossary/time-to-first-production-ttfp/index.html)

[Data Fusion](/content/glossary/data-fusion/index.html)

[Capital Efficiency](/content/glossary/capital-efficiency/index.html)

[Asset Reconciliation](/content/glossary/asset-reconciliation/index.html)

[Flow Rates](/content/glossary/flow-rates/index.html)

[Predictive Algorithms](/content/glossary/predictive-algorithms/index.html)

[Predictive Models](/content/glossary/predictive-models/index.html)

[Pressure Data](/content/glossary/pressure-data/index.html)

[Production Curves](/content/glossary/production-curves/index.html)

[Data Normalization](/content/glossary/data-normalization/index.html)

[Time-to-First-Production (TTFP)](/content/glossary/time-to-first-production-ttfp/index.html)

[Normalized Production Data](/content/glossary/normalized-production-data/index.html)

[Capital Efficiency](/content/glossary/capital-efficiency/index.html)

[Asset Reconciliation](/content/glossary/asset-reconciliation/index.html)

[Data Fusion](/content/glossary/data-fusion/index.html)

[Normalized Production Data](/content/glossary/normalized-production-data/index.html)

[ESG Data](/content/glossary/esg-data/index.html)

[State Agency Energy Data](/content/glossary/state-agency-energy-data/index.html)

[EIA State Data](/content/glossary/eia-state-data/index.html)

[Texas RRC Data](/content/glossary/texas-rrc-data/index.html)

[Oklahoma Corporation Commission](/content/glossary/oklahoma-corporation-commission/index.html)

[California Energy Commission](/content/glossary/california-energy-commission/index.html)

[NYSERDA Datasets](/content/glossary/nyserda-datasets/index.html)

[PUC Reports (Public Utilities Commission)](/content/glossary/puc-reports-public-utilities-commission/index.html)

[Water Usage and Disposal](/content/glossary/water-usage-and-disposal/index.html)

[Production Data Analytics](/content/glossary/production-data-analytics/index.html)

[Drilling Data Analytics](/content/glossary/drilling-data-analytics/index.html)

[Reservoir Data Analytics](/content/glossary/reservoir-data-analytics/index.html)

[Predictive Analytics Energy](/content/glossary/predictive-analytics-energy/index.html)

[Machine Learning Oil Gas](/content/glossary/machine-learning-oil-gas/index.html)

[Artificial Intelligence Energy](/content/glossary/artificial-intelligence-energy/index.html)

[Big Data Oil Gas](/content/glossary/big-data-oil-gas/index.html)

[Data Visualization Energy](/content/glossary/data-visualization-energy/index.html)

[Real-Time Analytics](/content/glossary/real-time-analytics/index.html)

[Performance Analytics](/content/glossary/performance-analytics/index.html)

[Internet of Things (IoT) Oil Gas](/content/glossary/internet-of-things-iot-oil-gas/index.html)

[Sensor Technology Energy](/content/glossary/sensor-technology-energy/index.html)

[Wireless Sensor Networks](/content/glossary/wireless-sensor-networks/index.html)

[Condition Monitoring](/content/glossary/condition-monitoring/index.html)

[Vibration Monitoring](/content/glossary/vibration-monitoring/index.html)

[Temperature Monitoring](/content/glossary/temperature-monitoring/index.html)

[Pressure Monitoring](/content/glossary/pressure-monitoring/index.html)

[Flow Monitoring](/content/glossary/flow-monitoring/index.html)

[Leak Detection Systems](/content/glossary/leak-detection-systems/index.html)

[Pipeline Monitoring](/content/glossary/pipeline-monitoring/index.html)

[Digital Oilfield Technology](/content/glossary/digital-oilfield-technology/index.html)

[Smart Wells](/content/glossary/smart-wells/index.html)

[Intelligent Completions](/content/glossary/intelligent-completions/index.html)

[Real-Time Monitoring](/content/glossary/real-time-monitoring/index.html)

[Remote Operations](/content/glossary/remote-operations/index.html)

[Automated Production](/content/glossary/automated-production/index.html)

[Digital Twin Technology](/content/glossary/digital-twin-technology/index.html)

[Edge Computing Oil Gas](/content/glossary/edge-computing-oil-gas/index.html)

[Satellite Monitoring](/content/glossary/satellite-monitoring/index.html)

##### Machine Learning

[Artificial Intelligence (AI)](/content/glossary/artificial-intelligence-ai/index.html)

[Artificial Neural Networks (ANN)](/content/glossary/artificial-neural-networks-ann/index.html)

[Classification](/content/glossary/classification/index.html)

[Clustering](/content/glossary/clustering/index.html)

[Decision Trees](/content/glossary/decision-trees/index.html)

[Deep Learning](/content/glossary/deep-learning/index.html)

[Ensemble Learning](/content/glossary/ensemble-learning/index.html)

[Feature Engineering](/content/glossary/feature-engineering/index.html)

[Hyperparameters](/content/glossary/hyperparameters/index.html)

[Machine Learning](/content/glossary/machine-learning/index.html)

[Predictive Modeling](/content/glossary/predictive-modeling/index.html)

[Regression](/content/glossary/regression/index.html)

[Reinforcement Learning](/content/glossary/reinforcement-learning/index.html)

[Time Series Analysis](/content/glossary/time-series-analysis/index.html)

[Distribution](/content/glossary/distribution/index.html)

[Cloud-Based ML Platforms](/content/glossary/cloud-based-ml-platforms/index.html)

[Data Preprocessing & Cleaning](/content/glossary/data-preprocessing--cleaning/index.html)

[Explainable AI (XAI)](/content/glossary/explainable-ai-xai/index.html)

[Feature Scaling & Normalization](/content/glossary/feature-scaling--normalization/index.html)

[ML-powered Decision Support Systems](/content/glossary/ml-powered-decision-support-systems/index.html)

[Model Evaluation & Validation](/content/glossary/model-evaluation--validation/index.html)

[Explainable AI (XAI)](/content/glossary/explainable-ai-xai/index.html)

[Gradient Boosting](/content/glossary/gradient-boosting/index.html)

[Model Drift Detection](/content/glossary/model-drift-detection/index.html)

[Synthetic Data Generation](/content/glossary/synthetic-data-generation/index.html)

[Label Imbalance](/content/glossary/label-imbalance/index.html)

[AutoML](/content/glossary/automl/index.html)

[Reinforcement Learning](/content/glossary/reinforcement-learning/index.html)

[Time-Series Cross Validation](/content/glossary/time-series-cross-validation/index.html)

[Bayesian Optimization](/content/glossary/bayesian-optimization/index.html)

[Recursive Feature Elimination (RFE)](/content/glossary/recursive-feature-elimination-rfe/index.html)

[Multicollinearity in ML](/content/glossary/multicollinearity-in-ml/index.html)

[Model Calibration](/content/glossary/model-calibration/index.html)

[Transfer Learning in Oil & Gas](/content/glossary/transfer-learning-in-oil--gas/index.html)

[Dimensionality Reduction](/content/glossary/dimensionality-reduction/index.html)

[Outlier Detection Models](/content/glossary/outlier-detection-models/index.html)

[Hyperparameter Tuning](/content/glossary/hyperparameter-tuning/index.html)

[Cross-Validation Strategies](/content/glossary/cross-validation-strategies/index.html)

[Ensemble Model Stacking](/content/glossary/ensemble-model-stacking/index.html)

[Support Vector Regression (SVR)](/content/glossary/support-vector-regression-svr/index.html)

[Recurrent Neural Networks (RNN)](/content/glossary/recurrent-neural-networks-rnn/index.html)

[Model Drift Detection](/content/glossary/model-drift-detection/index.html)

[Semi-Supervised Learning](/content/glossary/semi-supervised-learning/index.html)

[Synthetic Data Generation](/content/glossary/synthetic-data-generation/index.html)

[Feature Drift Monitoring](/content/glossary/feature-drift-monitoring/index.html)

[Data Labeling Strategies](/content/glossary/data-labeling-strategies/index.html)

[Self-Supervised Learning](/content/glossary/self-supervised-learning/index.html)

[Graph Neural Networks (GNNs)](/content/glossary/graph-neural-networks-gnns/index.html)

[Model Explainability Frameworks](/content/glossary/model-explainability-frameworks/index.html)

##### Reservoir Engineering Formulas

[API Gravity Formula](/content/glossary/api-gravity-formula/index.html)

[Arps Decline Curve Equation](/content/glossary/arps-decline-curve-equation/index.html)

[Capillary Pressure](/content/glossary/capillary-pressure/index.html)

[Darcy's Law Equation](/content/glossary/darcys-law-equation/index.html)

[Diffusivity Equation](/content/glossary/diffusivity-equation/index.html)

[Dimensionless Pressure (Kamal and Brigham)](/content/glossary/dimensionless-pressure-kamal-and-brigham/index.html)

[Gas Deviation Factor](/content/glossary/gas-deviation-factor/index.html)

[Gas Formation Volume Factor](/content/glossary/gas-formation-volume-factor/index.html)

[Gas-Oil Ratio (GOR)](/content/glossary/gas-oil-ratio-gor/index.html)

[Kozeny-Carman Relationship](/content/glossary/kozeny-carman-relationship/index.html)

[Material Balance Equation](/content/glossary/material-balance-equation/index.html)

[Oil Formation Volume Factor (Standing's Correlation)](/content/glossary/oil-formation-volume-factor-standings-correlation/index.html)

[Original Oil in Place (OOIP)](/content/glossary/original-oil-in-place-ooip/index.html)

[Total Compressibility](/content/glossary/total-compressibility/index.html)

[Transmissivity Formula](/content/glossary/transmissivity-formula/index.html)

[Vogel's IPR for Solution Gas Drive Reservoirs](/content/glossary/vogels-ipr-for-solution-gas-drive-reservoirs/index.html)

[Water Cut Formula](/content/glossary/water-cut-formula/index.html)

[Productivity Index (PI) Equation](/content/glossary/productivity-index-pi-equation/index.html)

[Recovery Factor Formula](/content/glossary/recovery-factor-formula/index.html)

[Original Gas in Place (OGIP)](/content/glossary/original-gas-in-place-ogip/index.html)

[Gas Expansion Factor (Bg)](/content/glossary/gas-expansion-factor-bg/index.html)

[Solution Gas-Oil Ratio (Rs)](/content/glossary/solution-gas-oil-ratio-rs/index.html)

[Oil Compressibility (co)](/content/glossary/oil-compressibility-co/index.html)

[Water Compressibility (cw)](/content/glossary/water-compressibility-cw/index.html)

[Rock Compressibility (cr)](/content/glossary/rock-compressibility-cr/index.html)

[Pseudo-Pressure Function](/content/glossary/pseudo-pressure-function/index.html)

[Skin Factor Calculation](/content/glossary/skin-factor-calculation/index.html)

[Wellbore Storage Constant](/content/glossary/wellbore-storage-constant/index.html)

[Hydraulic Fracturing Pressure](/content/glossary/hydraulic-fracturing-pressure/index.html)

[Fracture Half-Length Equation](/content/glossary/fracture-half-length-equation/index.html)

[Proppant Transport Model](/content/glossary/proppant-transport-model/index.html)

[Conductivity Impairment Index](/content/glossary/conductivity-impairment-index/index.html)

[Non-Darcy Flow Coefficient (D)](/content/glossary/non-darcy-flow-coefficient-d/index.html)

[Multiphase Flow Correlation](/content/glossary/multiphase-flow-correlation/index.html)

[Fetkovich Decline Type Curve](/content/glossary/fetkovich-decline-type-curve/index.html)

[Duong Decline Model Parameters](/content/glossary/duong-decline-model-parameters/index.html)

[Power Law Exponential Decline](/content/glossary/power-law-exponential-decline/index.html)

[Stretched Exponential Decline](/content/glossary/stretched-exponential-decline/index.html)

[Terminal Decline Rate Analysis](/content/glossary/terminal-decline-rate-analysis/index.html)

[Minimum Decline Rate Threshold](/content/glossary/minimum-decline-rate-threshold/index.html)

[Hyperbolic Decline Parameter (b)](/content/glossary/hyperbolic-decline-parameter-b/index.html)

[Exponential Decline Equation](/content/glossary/exponential-decline-equation/index.html)

[Harmonic Decline Curve](/content/glossary/harmonic-decline-curve/index.html)

[Seismic Velocity Analysis](/content/glossary/seismic-velocity-analysis/index.html)

[Acoustic Impedance Formula](/content/glossary/acoustic-impedance-formula/index.html)

[AVO Intercept-Gradient](/content/glossary/avo-intercept-gradient/index.html)

[Fluid Substitution Equation](/content/glossary/fluid-substitution-equation/index.html)

[Gassmann Equation](/content/glossary/gassmann-equation/index.html)

[Biot-Gassmann Theory](/content/glossary/biot-gassmann-theory/index.html)

[Shear Modulus Calculation](/content/glossary/shear-modulus-calculation/index.html)

[Bulk Modulus Reservoir Rock](/content/glossary/bulk-modulus-reservoir-rock/index.html)

[Poisson's Ratio Rock](/content/glossary/poissons-ratio-rock/index.html)

[Lame Constants Formation](/content/glossary/lame-constants-formation/index.html)

[Thomsen Anisotropy Parameters](/content/glossary/thomsen-anisotropy-parameters/index.html)

[Vp/Vs Ratio Analysis](/content/glossary/vp/vs-ratio-analysis/index.html)

[Density Log Porosity](/content/glossary/density-log-porosity/index.html)

[Neutron-Density Crossplot](/content/glossary/neutron-density-crossplot/index.html)

[Sonic Porosity Calculation](/content/glossary/sonic-porosity-calculation/index.html)

[Shale Volume (Vshale) Gamma Ray](/content/glossary/shale-volume-vshale-gamma-ray/index.html)

[Effective Porosity Correction](/content/glossary/effective-porosity-correction/index.html)

[Net Pay Thickness](/content/glossary/net-pay-thickness/index.html)

[Water Saturation Archie Equation](/content/glossary/water-saturation-archie-equation/index.html)

[Simandoux Shaly Sand Saturation](/content/glossary/simandoux-shaly-sand-saturation/index.html)

[Indonesia Shaly Sand Model](/content/glossary/indonesia-shaly-sand-model/index.html)

[Waxman-Smits Cation Exchange](/content/glossary/waxman-smits-cation-exchange/index.html)

[Dual Water Saturation Model](/content/glossary/dual-water-saturation-model/index.html)

[Movable Oil Calculation](/content/glossary/movable-oil-calculation/index.html)

[Residual Oil Saturation](/content/glossary/residual-oil-saturation/index.html)

[Critical Water Saturation](/content/glossary/critical-water-saturation/index.html)

[End Point Water Saturation](/content/glossary/end-point-water-saturation/index.html)

[Corey Relative Permeability](/content/glossary/corey-relative-permeability/index.html)

[Brooks-Corey Capillary Pressure](/content/glossary/brooks-corey-capillary-pressure/index.html)

[Leverett J-Function](/content/glossary/leverett-j-function/index.html)

[Drainage-Imbibition Hysteresis](/content/glossary/drainage-imbibition-hysteresis/index.html)

[Buckley-Leverett Front Tracking](/content/glossary/buckley-leverett-front-tracking/index.html)

[Fractional Flow Water Cut](/content/glossary/fractional-flow-water-cut/index.html)

[Welge Tangent Method](/content/glossary/welge-tangent-method/index.html)

[Johnson-Bossler-Naumann Method](/content/glossary/johnson-bossler-naumann-method/index.html)

[Hurst Exponent Fractal Analysis](/content/glossary/hurst-exponent-fractal-analysis/index.html)

[Detrended Fluctuation Analysis](/content/glossary/detrended-fluctuation-analysis/index.html)

[Lyapunov Exponent Chaos](/content/glossary/lyapunov-exponent-chaos/index.html)

[Hurst-Kolmogorov Scaling](/content/glossary/hurst-kolmogorov-scaling/index.html)

[Power Spectral Density Analysis](/content/glossary/power-spectral-density-analysis/index.html)

[Pseudo-Steady State Equation](/content/glossary/pseudo-steady-state-equation/index.html)

[Steady State Radial Flow](/content/glossary/steady-state-radial-flow/index.html)

[Transient Radial Flow Solution](/content/glossary/transient-radial-flow-solution/index.html)

[Infinite Acting Radial Flow](/content/glossary/infinite-acting-radial-flow/index.html)

[Bounded Reservoir Solution](/content/glossary/bounded-reservoir-solution/index.html)

[Partial Penetration Skin](/content/glossary/partial-penetration-skin/index.html)

[Horizontal Well Skin Factor](/content/glossary/horizontal-well-skin-factor/index.html)

[Multilateral Well Productivity](/content/glossary/multilateral-well-productivity/index.html)

[Interference Testing Equation](/content/glossary/interference-testing-equation/index.html)

[Pulse Testing Response](/content/glossary/pulse-testing-response/index.html)

[Falloff Test Analysis](/content/glossary/falloff-test-analysis/index.html)

[Buildup Test Derivative](/content/glossary/buildup-test-derivative/index.html)

[Horner Time Approximation](/content/glossary/horner-time-approximation/index.html)

[MBH Middle Time Region](/content/glossary/mbh-middle-time-region/index.html)

[Tiab Direct Synthesis](/content/glossary/tiab-direct-synthesis/index.html)

[Pressure Derivative Log-Log Plot](/content/glossary/pressure-derivative-log-log-plot/index.html)

[Bourdet Type Curve Matching](/content/glossary/bourdet-type-curve-matching/index.html)

##### Petroleum Economics & Finance

[Finding & Development (F&D) Cost](/content/glossary/finding--development-fd-cost/index.html)

[Exploration Risk Factor](/content/glossary/exploration-risk-factor/index.html)

[Break-Even Production Rate](/content/glossary/break-even-production-rate/index.html)

[Cash Flow Per BOE (Barrel of Oil Equivalent)](/content/glossary/cash-flow-per-boe-barrel-of-oil-equivalent/index.html)

[Backwardation vs. Contango](/content/glossary/backwardation-vs.-contango/index.html)

[OPEC Basket Price](/content/glossary/opec-basket-price/index.html)

[Hydrocarbon Maturity Model](/content/glossary/hydrocarbon-maturity-model/index.html)

[Depletion Expense](/content/glossary/depletion-expense/index.html)

[Upstream Fiscal Regimes](/content/glossary/upstream-fiscal-regimes/index.html)

[Cost Recovery Mechanism](/content/glossary/cost-recovery-mechanism/index.html)

[Windfall Profit Tax](/content/glossary/windfall-profit-tax/index.html)

[Lease Operating Expenses (LOE)](/content/glossary/lease-operating-expenses-loe/index.html)

[Asset Retirement Obligation (ARO)](/content/glossary/asset-retirement-obligation-aro/index.html)

[Host Government Take](/content/glossary/host-government-take/index.html)

[Payout Ratio](/content/glossary/payout-ratio/index.html)

[Return on Capital Employed (ROCE)](/content/glossary/return-on-capital-employed-roce/index.html)

[Decline Rate](/content/glossary/decline-rate/index.html)

[Project Finance](/content/glossary/project-finance/index.html)

[Debt-to-Equity Ratio](/content/glossary/debt-to-equity-ratio/index.html)

[Production Efficiency Ratio (PER)](/content/glossary/production-efficiency-ratio-per/index.html)

[Operating Margin](/content/glossary/operating-margin/index.html)

[Lifting Costs](/content/glossary/lifting-costs/index.html)

[Field Abandonment Costs](/content/glossary/field-abandonment-costs/index.html)

[Excess Profit Tax](/content/glossary/excess-profit-tax/index.html)

[Profit-to-Investment Ratio (PIR)](/content/glossary/profit-to-investment-ratio-pir/index.html)

[Hydrocarbon Netback Value](/content/glossary/hydrocarbon-netback-value/index.html)

[Marginal Cost of Production](/content/glossary/marginal-cost-of-production/index.html)

[Economic Limit Factor (ELF)](/content/glossary/economic-limit-factor-elf/index.html)

[Production Tax Credit (PTC)](/content/glossary/production-tax-credit-ptc/index.html)

[Exploration Success Ratio (ESR)](/content/glossary/exploration-success-ratio-esr/index.html)

[Petroleum Fiscal Stability Analysis](/content/glossary/petroleum-fiscal-stability-analysis/index.html)

[Host Government Participation (HGP)](/content/glossary/host-government-participation-hgp/index.html)

[Geopolitical Risk Premium](/content/glossary/geopolitical-risk-premium/index.html)

[Depletion Allowance in Taxation](/content/glossary/depletion-allowance-in-taxation/index.html)

[Blending Economics](/content/glossary/blending-economics/index.html)

[Non-Productive Time (NPT)](/content/glossary/non-productive-time-npt/index.html)

[Energy Private Equity](/content/glossary/energy-private-equity/index.html)

[Energy Infrastructure Funds](/content/glossary/energy-infrastructure-funds/index.html)

[Royalty Trusts (PTP)](/content/glossary/royalty-trusts-ptp/index.html)

[Master Limited Partnerships (MLP)](/content/glossary/master-limited-partnerships-mlp/index.html)

[Energy REITs](/content/glossary/energy-reits/index.html)

[Commodity ETFs](/content/glossary/commodity-etfs/index.html)

[Energy Hedge Funds](/content/glossary/energy-hedge-funds/index.html)

[Direct Participation Programs (DPP)](/content/glossary/direct-participation-programs-dpp/index.html)

[Oil and Gas Syndications](/content/glossary/oil-and-gas-syndications/index.html)

[Energy Infrastructure Investment](/content/glossary/energy-infrastructure-investment/index.html)

[Pipeline Investment](/content/glossary/pipeline-investment/index.html)

[Midstream Investment](/content/glossary/midstream-investment/index.html)

[Payout Period](/content/glossary/payout-period/index.html)

[Return on Investment (ROI)](/content/glossary/return-on-investment-roi/index.html)

[Return on Assets (ROA)](/content/glossary/return-on-assets-roa/index.html)

[Return on Equity (ROE)](/content/glossary/return-on-equity-roe/index.html)

[Energy Investment Metrics](/content/glossary/energy-investment-metrics/index.html)

[Reserve-Based Lending (RBL)](/content/glossary/reserve-based-lending-rbl/index.html)

[Borrowing Base](/content/glossary/borrowing-base/index.html)

[Proved Developed Producing (PDP) Value](/content/glossary/proved-developed-producing-pdp-value/index.html)

[Oil Price Volatility](/content/glossary/oil-price-volatility/index.html)

[Natural Gas Pricing](/content/glossary/natural-gas-pricing/index.html)

[WTI vs Brent Crude](/content/glossary/wti-vs-brent-crude/index.html)

[Henry Hub Natural Gas](/content/glossary/henry-hub-natural-gas/index.html)

[Crack Spread Analysis](/content/glossary/crack-spread-analysis/index.html)

[Spark Spread Analysis](/content/glossary/spark-spread-analysis/index.html)

[Contango vs Backwardation](/content/glossary/contango-vs-backwardation/index.html)

[Futures Curve Analysis](/content/glossary/futures-curve-analysis/index.html)

[Options Trading Energy](/content/glossary/options-trading-energy/index.html)

[Energy Derivatives](/content/glossary/energy-derivatives/index.html)

[ESG Investing Energy](/content/glossary/esg-investing-energy/index.html)

[Energy Transition Investing](/content/glossary/energy-transition-investing/index.html)

[Carbon Credit Investment](/content/glossary/carbon-credit-investment/index.html)

[Renewable Energy Investment](/content/glossary/renewable-energy-investment/index.html)

[Clean Energy Investment](/content/glossary/clean-energy-investment/index.html)

[Green Bonds Energy](/content/glossary/green-bonds-energy/index.html)

[Sustainable Energy Finance](/content/glossary/sustainable-energy-finance/index.html)

[Climate Risk Assessment](/content/glossary/climate-risk-assessment/index.html)

[Stranded Asset Risk](/content/glossary/stranded-asset-risk/index.html)

[Energy Portfolio Decarbonization](/content/glossary/energy-portfolio-decarbonization/index.html)

##### Mineral Asset Valuation Terms

[Net Present Value (NPV)](/content/glossary/net-present-value-npv/index.html)

[Discount Rate](/content/glossary/discount-rate/index.html)

[Internal Rate of Return (IRR)](/content/glossary/internal-rate-of-return-irr/index.html)

[Cash Flow Analysis](/content/glossary/cash-flow-analysis/index.html)

[Tax Regime](/content/glossary/tax-regime/index.html)

[Measured Mineral Resource](/content/glossary/measured-mineral-resource/index.html)

[Indicated Mineral Resource](/content/glossary/indicated-mineral-resource/index.html)

[Inferred Mineral Resource](/content/glossary/inferred-mineral-resource/index.html)

[Probable Reserve](/content/glossary/probable-reserve/index.html)

[Commodity Price Forecasting](/content/glossary/commodity-price-forecasting/index.html)

[Spot Price vs. Contract Price](/content/glossary/spot-price-vs.-contract-price/index.html)

[Hedging Strategies](/content/glossary/hedging-strategies/index.html)

[Cut-Off Grade](/content/glossary/cut-off-grade/index.html)

[Strip Ratio](/content/glossary/strip-ratio/index.html)

[Geopolitical Risk Assessment](/content/glossary/geopolitical-risk-assessment/index.html)

[Mine Life Estimation](/content/glossary/mine-life-estimation/index.html)

[Ore Grade](/content/glossary/ore-grade/index.html)

[Mineralization Cutoff](/content/glossary/mineralization-cutoff/index.html)

[Tonnes to Ounces Conversion](/content/glossary/tonnes-to-ounces-conversion/index.html)

[JORC Code (Joint Ore Reserves Committee Code)](/content/glossary/jorc-code-joint-ore-reserves-committee-code/index.html)

[NI 43-101 Report](/content/glossary/ni-43-101-report/index.html)

[Exploration Expenditure (EXP CAPEX)](/content/glossary/exploration-expenditure-exp-capex/index.html)

[Sustaining Capital](/content/glossary/sustaining-capital/index.html)

[Net Smelter Return (NSR)](/content/glossary/net-smelter-return-nsr/index.html)

[Metallurgical Recovery Rate](/content/glossary/metallurgical-recovery-rate/index.html)

[Concentrate vs. Dore Bar](/content/glossary/concentrate-vs.-dore-bar/index.html)

[Market Approach in Mineral Valuation](/content/glossary/market-approach-in-mineral-valuation/index.html)

[Cost Approach in Mining Valuation](/content/glossary/cost-approach-in-mining-valuation/index.html)

[Income Approach in Mineral Valuation](/content/glossary/income-approach-in-mineral-valuation/index.html)

[Multiples of Exploration Expenditure (MEE)](/content/glossary/multiples-of-exploration-expenditure-mee/index.html)

[Real Options Valuation (ROV) in Mining](/content/glossary/real-options-valuation-rov-in-mining/index.html)

[Net Asset Value (NAV) in Mining](/content/glossary/net-asset-value-nav-in-mining/index.html)

[All-in Sustaining Cost (AISC)](/content/glossary/all-in-sustaining-cost-aisc/index.html)

[Smelter & Refining Charges (TC/RC)](/content/glossary/smelter--refining-charges-tc/rc/index.html)

[Geotechnical Stability Risks](/content/glossary/geotechnical-stability-risks/index.html)

[Preliminary Economic Assessment (PEA)](/content/glossary/preliminary-economic-assessment-pea/index.html)

[Pre-Feasibility Study (PFS)](/content/glossary/pre-feasibility-study-pfs/index.html)

[Feasibility Study (FS)](/content/glossary/feasibility-study-fs/index.html)

[Bankable Feasibility Study (BFS)](/content/glossary/bankable-feasibility-study-bfs/index.html)

[Payback Period](/content/glossary/payback-period/index.html)

[Sensitivity Analysis](/content/glossary/sensitivity-analysis/index.html)

[Weighted Average Cost of Capital (WACC)](/content/glossary/weighted-average-cost-of-capital-wacc/index.html)

[Dilution](/content/glossary/dilution/index.html)

[Mining Method (Open Pit vs. Underground)](/content/glossary/mining-method-open-pit-vs.-underground/index.html)

[Environmental Impact Assessment (EIA)](/content/glossary/environmental-impact-assessment-eia/index.html)

[Oil & Gas Royalties](/content/glossary/oil--gas-royalties/index.html)

[Reclamation & Closure Costs](/content/glossary/reclamation--closure-costs/index.html)

[Offtake Agreements](/content/glossary/offtake-agreements/index.html)

[Risk-Adjusted Discount Rate](/content/glossary/risk-adjusted-discount-rate/index.html)

[Social License to Operate (SLO)](/content/glossary/social-license-to-operate-slo/index.html)

[Resource Reconciliation](/content/glossary/resource-reconciliation/index.html)

[Mineral Owners](/content/glossary/mineral-owners/index.html)

[Mineral Rights vs Surface Rights](/content/glossary/mineral-rights-vs-surface-rights/index.html)

[Fee Simple Ownership](/content/glossary/fee-simple-ownership/index.html)

[Severed Mineral Rights](/content/glossary/severed-mineral-rights/index.html)

[Mineral Deed](/content/glossary/mineral-deed/index.html)

[Mineral Rights Valuation](/content/glossary/mineral-rights-valuation/index.html)

[Net Mineral Acres (NMA)](/content/glossary/net-mineral-acres-nma/index.html)

[Gross Mineral Acres](/content/glossary/gross-mineral-acres/index.html)

[Fractional Mineral Interest](/content/glossary/fractional-mineral-interest/index.html)

[Executive Rights](/content/glossary/executive-rights/index.html)

[Non-Executive Mineral Interest (NEMI)](/content/glossary/non-executive-mineral-interest-nemi/index.html)

[Mineral Rights Due Diligence](/content/glossary/mineral-rights-due-diligence/index.html)

[Mineral Rights Title Search](/content/glossary/mineral-rights-title-search/index.html)

[Chain of Title](/content/glossary/chain-of-title/index.html)

[Title Opinion](/content/glossary/title-opinion/index.html)

[Mineral Rights Inheritance](/content/glossary/mineral-rights-inheritance/index.html)

[Mineral Rights Probate](/content/glossary/mineral-rights-probate/index.html)

[Heirship Determination](/content/glossary/heirship-determination/index.html)

[Royalty Interest (RI)](/content/glossary/royalty-interest-ri/index.html)

[Non-Participating Royalty Interest (NPRI)](/content/glossary/non-participating-royalty-interest-npri/index.html)

[Overriding Royalty Interest (ORRI)](/content/glossary/overriding-royalty-interest-orri/index.html)

[Term Royalty Interest](/content/glossary/term-royalty-interest/index.html)

[Perpetual Royalty Interest](/content/glossary/perpetual-royalty-interest/index.html)

[Royalty Deed](/content/glossary/royalty-deed/index.html)

[Royalty Payment Calculation](/content/glossary/royalty-payment-calculation/index.html)

[Royalty Check Stub Analysis](/content/glossary/royalty-check-stub-analysis/index.html)

[Royalty Decimal Interest](/content/glossary/royalty-decimal-interest/index.html)

[Gross Royalty vs Net Royalty](/content/glossary/gross-royalty-vs-net-royalty/index.html)

[Royalty Audit](/content/glossary/royalty-audit/index.html)

[Royalty Suspension](/content/glossary/royalty-suspension/index.html)

[Shut-in Royalty](/content/glossary/shut-in-royalty/index.html)

[Minimum Royalty](/content/glossary/minimum-royalty/index.html)

[Sliding Scale Royalty](/content/glossary/sliding-scale-royalty/index.html)

[Oil and Gas Lease](/content/glossary/oil-and-gas-lease/index.html)

[Lease Bonus Payment](/content/glossary/lease-bonus-payment/index.html)

[Primary Term vs Secondary Term](/content/glossary/primary-term-vs-secondary-term/index.html)

[Delay Rental Payment](/content/glossary/delay-rental-payment/index.html)

[Lease Extension](/content/glossary/lease-extension/index.html)

[Top Lease](/content/glossary/top-lease/index.html)

[Lease Expiration](/content/glossary/lease-expiration/index.html)

[Continuous Operations Clause](/content/glossary/continuous-operations-clause/index.html)

[Force Majeure Clause](/content/glossary/force-majeure-clause/index.html)

[Pugh Clause](/content/glossary/pugh-clause/index.html)

[Depth Severance Clause](/content/glossary/depth-severance-clause/index.html)

[Horizontal Pugh Clause](/content/glossary/horizontal-pugh-clause/index.html)

[Lease Assignment](/content/glossary/lease-assignment/index.html)

[Farmout Agreement](/content/glossary/farmout-agreement/index.html)

[Farmin Agreement](/content/glossary/farmin-agreement/index.html)

[Mineral Rights Appraisal](/content/glossary/mineral-rights-appraisal/index.html)

##### Midstream Terms

[Midstream Sector](/content/glossary/midstream-sector/index.html)

[Pipeline](/content/glossary/pipeline/index.html)

[Gathering System](/content/glossary/gathering-system/index.html)

[Transmission Pipeline](/content/glossary/transmission-pipeline/index.html)

[Compressor Station](/content/glossary/compressor-station/index.html)

[Pump Station](/content/glossary/pump-station/index.html)

[Right-of-Way (ROW)](/content/glossary/right-of-way-row/index.html)

[Pipeline Tariff](/content/glossary/pipeline-tariff/index.html)

[Common Carrier Pipeline](/content/glossary/common-carrier-pipeline/index.html)

[Contract Carriage](/content/glossary/contract-carriage/index.html)

[FERC (Federal Energy Regulatory Commission)](/content/glossary/ferc-federal-energy-regulatory-commission/index.html)

[PHMSA (Pipeline and Hazardous Materials Safety Administration)](/content/glossary/phmsa-pipeline-and-hazardous-materials-safety-administration/index.html)

[Pipeline Integrity](/content/glossary/pipeline-integrity/index.html)

[Pigging](/content/glossary/pigging/index.html)

[SCADA (Supervisory Control and Data Acquisition)](/content/glossary/scada-supervisory-control-and-data-acquisition/index.html)

[Liquefied Natural Gas (LNG)](/content/glossary/liquefied-natural-gas-lng/index.html)

[Liquefaction & Regasification](/content/glossary/liquefaction--regasification/index.html)

[LNG Terminal](/content/glossary/lng-terminal/index.html)

[Floating LNG (FLNG)](/content/glossary/floating-lng-flng/index.html)

[Natural Gas Liquids (NGLs)](/content/glossary/natural-gas-liquids-ngls/index.html)

[Fractionation](/content/glossary/fractionation/index.html)

[Gas Processing Plant](/content/glossary/gas-processing-plant/index.html)

[Sour Gas & Sweetening](/content/glossary/sour-gas--sweetening/index.html)

[Storage Facility](/content/glossary/storage-facility/index.html)

[Salt Cavern Storage](/content/glossary/salt-cavern-storage/index.html)

[Underground Gas Storage](/content/glossary/underground-gas-storage/index.html)

[Terminal](/content/glossary/terminal/index.html)

[Custody Transfer](/content/glossary/custody-transfer/index.html)

[Measurement & Metering](/content/glossary/measurement--metering/index.html)

[Drag Reducing Agent (DRA)](/content/glossary/drag-reducing-agent-dra/index.html)

[Throughput](/content/glossary/throughput/index.html)

[Vapor Recovery Unit (VRU)](/content/glossary/vapor-recovery-unit-vru/index.html)

[Decommissioning](/content/glossary/decommissioning/index.html)

[Smelter & Refining Charges (TC/RC)](/content/glossary/smelter--refining-charges-tc/rc/index.html)

[Geotechnical Stability Risks](/content/glossary/geotechnical-stability-risks/index.html)

[Preliminary Economic Assessment (PEA)](/content/glossary/preliminary-economic-assessment-pea/index.html)

[Pre-Feasibility Study (PFS)](/content/glossary/pre-feasibility-study-pfs/index.html)

[Feasibility Study (FS)](/content/glossary/feasibility-study-fs/index.html)

[Bankable Feasibility Study (BFS)](/content/glossary/bankable-feasibility-study-bfs/index.html)

[Payback Period](/content/glossary/payback-period/index.html)

[Sensitivity Analysis](/content/glossary/sensitivity-analysis/index.html)

[Weighted Average Cost of Capital (WACC)](/content/glossary/weighted-average-cost-of-capital-wacc/index.html)

[Dilution](/content/glossary/dilution/index.html)

[Mining Method (Open Pit vs. Underground)](/content/glossary/mining-method-open-pit-vs.-underground/index.html)

[Environmental Impact Assessment (EIA)](/content/glossary/environmental-impact-assessment-eia/index.html)

[Oil & Gas Royalties](/content/glossary/oil--gas-royalties/index.html)

[Reclamation & Closure Costs](/content/glossary/reclamation--closure-costs/index.html)

[Offtake Agreements](/content/glossary/offtake-agreements/index.html)

[Risk-Adjusted Discount Rate](/content/glossary/risk-adjusted-discount-rate/index.html)

[Social License to Operate (SLO)](/content/glossary/social-license-to-operate-slo/index.html)

[Resource Reconciliation](/content/glossary/resource-reconciliation/index.html)

[Pipeline Infrastructure](/content/glossary/pipeline-infrastructure/index.html)

[Gathering Systems](/content/glossary/gathering-systems/index.html)

[Transmission Pipelines](/content/glossary/transmission-pipelines/index.html)

[Distribution Pipelines](/content/glossary/distribution-pipelines/index.html)

[Pipeline Capacity](/content/glossary/pipeline-capacity/index.html)

[Pipeline Utilization](/content/glossary/pipeline-utilization/index.html)

[Pipeline Maintenance](/content/glossary/pipeline-maintenance/index.html)

[Pipeline Construction](/content/glossary/pipeline-construction/index.html)

[Pipeline Economics](/content/glossary/pipeline-economics/index.html)

[Gas Processing](/content/glossary/gas-processing/index.html)

[Oil Refining](/content/glossary/oil-refining/index.html)

[NGL Fractionation](/content/glossary/ngl-fractionation/index.html)

[Tank Farms](/content/glossary/tank-farms/index.html)

[Underground Storage](/content/glossary/underground-storage/index.html)

[LNG Facilities](/content/glossary/lng-facilities/index.html)

[Export Terminals](/content/glossary/export-terminals/index.html)

[Import Terminals](/content/glossary/import-terminals/index.html)

[Crude Oil Transportation](/content/glossary/crude-oil-transportation/index.html)

[Natural Gas Transportation](/content/glossary/natural-gas-transportation/index.html)

[Pipeline Transportation](/content/glossary/pipeline-transportation/index.html)

[Truck Transportation](/content/glossary/truck-transportation/index.html)

[Rail Transportation](/content/glossary/rail-transportation/index.html)

[Marine Transportation](/content/glossary/marine-transportation/index.html)

[Logistics Optimization](/content/glossary/logistics-optimization/index.html)

[Transportation Economics](/content/glossary/transportation-economics/index.html)

[Modal Selection](/content/glossary/modal-selection/index.html)

[Supply Chain Management](/content/glossary/supply-chain-management/index.html)

[Midstream Sector Overview](/content/glossary/midstream-sector-overview/index.html)

[Gathering System Design](/content/glossary/gathering-system-design/index.html)

[Transmission Line Monitoring](/content/glossary/transmission-line-monitoring/index.html)

[Compressor Station Operations](/content/glossary/compressor-station-operations/index.html)

[Pump Station Reliability](/content/glossary/pump-station-reliability/index.html)

[Right-of-Way Acquisition](/content/glossary/right-of-way-acquisition/index.html)

[Pipeline Tariff Structures](/content/glossary/pipeline-tariff-structures/index.html)

[Common Carrier Regulations](/content/glossary/common-carrier-regulations/index.html)

[Contract Carriage Agreements](/content/glossary/contract-carriage-agreements/index.html)

[FERC Compliance](/content/glossary/ferc-compliance/index.html)

[PHMSA Safety Standards](/content/glossary/phmsa-safety-standards/index.html)

[Pipeline Integrity Management](/content/glossary/pipeline-integrity-management/index.html)

[Pipeline Pigging Techniques](/content/glossary/pipeline-pigging-techniques/index.html)

[SCADA Systems Integration](/content/glossary/scada-systems-integration/index.html)

[LNG Liquefaction Process](/content/glossary/lng-liquefaction-process/index.html)

[Regasification Terminal Operations](/content/glossary/regasification-terminal-operations/index.html)

[Floating LNG (FLNG) Technology](/content/glossary/floating-lng-flng-technology/index.html)

[NGL Extraction Methods](/content/glossary/ngl-extraction-methods/index.html)

[Fractionation Plants](/content/glossary/fractionation-plants/index.html)

[Sour Gas Processing](/content/glossary/sour-gas-processing/index.html)

[Storage Facility Operations](/content/glossary/storage-facility-operations/index.html)

[Salt Cavern Storage Utilization](/content/glossary/salt-cavern-storage-utilization/index.html)

##### Energy Markets & Trading Terms

[Spot Market](/content/glossary/spot-market/index.html)

[Forward Market](/content/glossary/forward-market/index.html)

[Futures Contract](/content/glossary/futures-contract/index.html)

[Energy Arbitrage](/content/glossary/energy-arbitrage/index.html)

[Liquidity in Energy Markets](/content/glossary/liquidity-in-energy-markets/index.html)

[Bid-Ask Spread](/content/glossary/bid-ask-spread/index.html)

[Price Discovery](/content/glossary/price-discovery/index.html)

[Day-Ahead Market](/content/glossary/day-ahead-market/index.html)

[Real-Time Market](/content/glossary/real-time-market/index.html)

[Balancing Market](/content/glossary/balancing-market/index.html)

[Load Forecasting](/content/glossary/load-forecasting/index.html)

[Congestion Pricing](/content/glossary/congestion-pricing/index.html)

[Interconnection Capacity](/content/glossary/interconnection-capacity/index.html)

[Hedging in Energy Trading](/content/glossary/hedging-in-energy-trading/index.html)

[Swaps in Energy Trading](/content/glossary/swaps-in-energy-trading/index.html)

[Options Contract in Energy Markets](/content/glossary/options-contract-in-energy-markets/index.html)

[Margin Calls in Energy Trading](/content/glossary/margin-calls-in-energy-trading/index.html)

[Capacity Market](/content/glossary/capacity-market/index.html)

[Renewable Energy Certificates (RECs)](/content/glossary/renewable-energy-certificates-recs/index.html)

[Carbon Trading & Emissions Markets](/content/glossary/carbon-trading--emissions-markets/index.html)

[Independent System Operator (ISO)](/content/glossary/independent-system-operator-iso/index.html)

[Regional Transmission Organization (RTO)](/content/glossary/regional-transmission-organization-rto/index.html)

[Energy Trading Hubs](/content/glossary/energy-trading-hubs/index.html)

[Market Clearing Price (MCP)](/content/glossary/market-clearing-price-mcp/index.html)

[Merchant Power Plant](/content/glossary/merchant-power-plant/index.html)

[Take-or-Pay Contract](/content/glossary/take-or-pay-contract/index.html)

[Virtual Power Purchase Agreement (VPPA)](/content/glossary/virtual-power-purchase-agreement-vppa/index.html)

[Contract for Differences (CfD)](/content/glossary/contract-for-differences-cfd/index.html)

[Financial Transmission Rights (FTRs)](/content/glossary/financial-transmission-rights-ftrs/index.html)

[Locational Marginal Pricing (LMP)](/content/glossary/locational-marginal-pricing-lmp/index.html)

[Load-Serving Entity (LSE)](/content/glossary/load-serving-entity-lse/index.html)

[Heat Rate in Power Markets](/content/glossary/heat-rate-in-power-markets/index.html)

[Time-of-Use (TOU) Pricing](/content/glossary/time-of-use-tou-pricing/index.html)

[Negative Pricing in Electricity Markets](/content/glossary/negative-pricing-in-electricity-markets/index.html)

[Balancing Costs in Energy Markets](/content/glossary/balancing-costs-in-energy-markets/index.html)

[Block Trading in Energy Markets](/content/glossary/block-trading-in-energy-markets/index.html)

[Renewable Portfolio Standard (RPS)](/content/glossary/renewable-portfolio-standard-rps/index.html)

[Ancillary Services Market](/content/glossary/ancillary-services-market/index.html)

[Bankable Feasibility Study (BFS)](/content/glossary/bankable-feasibility-study-bfs/index.html)

[Payback Period](/content/glossary/payback-period/index.html)

[Sensitivity Analysis](/content/glossary/sensitivity-analysis/index.html)

[Weighted Average Cost of Capital (WACC)](/content/glossary/weighted-average-cost-of-capital-wacc/index.html)

[Dilution](/content/glossary/dilution/index.html)

[Mining Method (Open Pit vs. Underground)](/content/glossary/mining-method-open-pit-vs.-underground/index.html)

[Environmental Impact Assessment (EIA)](/content/glossary/environmental-impact-assessment-eia/index.html)

[Oil & Gas Royalties](/content/glossary/oil--gas-royalties/index.html)

[Reclamation & Closure Costs](/content/glossary/reclamation--closure-costs/index.html)

[Offtake Agreements](/content/glossary/offtake-agreements/index.html)

[Risk-Adjusted Discount Rate](/content/glossary/risk-adjusted-discount-rate/index.html)

[Social License to Operate (SLO)](/content/glossary/social-license-to-operate-slo/index.html)

[Resource Reconciliation](/content/glossary/resource-reconciliation/index.html)

[Upstream / Downstream](/content/glossary/upstream-/-downstream/index.html)

[Over-the-Counter (OTC)](/content/glossary/over-the-counter-otc/index.html)

[Mark-to-Market (MTM)](/content/glossary/mark-to-market-mtm/index.html)

[Swing Contract](/content/glossary/swing-contract/index.html)

[Tolling Agreement](/content/glossary/tolling-agreement/index.html)

[Force Majeure](/content/glossary/force-majeure/index.html)

[Imbalance Penalty](/content/glossary/imbalance-penalty/index.html)

[Citygate](/content/glossary/citygate/index.html)

[Capacity Release](/content/glossary/capacity-release/index.html)

[Crack Spread](/content/glossary/crack-spread/index.html)

[Spark Spread](/content/glossary/spark-spread/index.html)

[Bunker Fuel](/content/glossary/bunker-fuel/index.html)

[Scheduling](/content/glossary/scheduling/index.html)

[Basis Trading](/content/glossary/-basis-trading/index.html)

[Calendar Spread](/content/glossary/-calendar-spread/index.html)

[Butterfly Spread](/content/glossary/-butterfly-spread/index.html)

[Energy Basis Differential](/content/glossary/-energy-basis-differential/index.html)

[WTI Pricing](/content/glossary/-wti-pricing/index.html)

[Brent Crude Benchmark](/content/glossary/-brent-crude-benchmark/index.html)

[Henry Hub Index](/content/glossary/-henry-hub-index/index.html)

[NYMEX Trading](/content/glossary/-nymex-trading/index.html)

[ICE Futures Exchange](/content/glossary/-ice-futures-exchange/index.html)

[Commodity Curve](/content/glossary/-commodity-curve/index.html)

[Prompt Month Contract](/content/glossary/-prompt-month-contract/index.html)

[Back Month Futures](/content/glossary/-back-month-futures/index.html)

[Storage Arbitrage](/content/glossary/-storage-arbitrage/index.html)

[Weather Derivatives](/content/glossary/-weather-derivatives/index.html)

[Demand Response Market](/content/glossary/-demand-response-market/index.html)

[Energy Imbalance Market](/content/glossary/-energy-imbalance-market/index.html)

[Frequency Regulation](/content/glossary/-frequency-regulation/index.html)

[Spinning Reserves](/content/glossary/-spinning-reserves/index.html)

[Non-Spinning Reserves](/content/glossary/-non-spinning-reserves/index.html)

[Ramp Rate Constraints](/content/glossary/-ramp-rate-constraints/index.html)

[Must-Run Generation](/content/glossary/-must-run-generation/index.html)

[Virtual Bidding](/content/glossary/-virtual-bidding/index.html)

[Convergence Bidding](/content/glossary/-convergence-bidding/index.html)

[Intraday Trading](/content/glossary/-intraday-trading/index.html)

[Basis Risk](/content/glossary/-basis-risk/index.html)

[Curve Shape Analysis](/content/glossary/-curve-shape-analysis/index.html)

[Volatility Smile](/content/glossary/-volatility-smile/index.html)

[Greeks in Energy Options](/content/glossary/-greeks-in-energy-options/index.html)

[Delta Hedging](/content/glossary/-delta-hedging/index.html)

[Gamma Scalping](/content/glossary/-gamma-scalping/index.html)

[Structured Products Energy](/content/glossary/-structured-products-energy/index.html)

[Collateral Management](/content/glossary/-collateral-management/index.html)

[Credit Support Annex](/content/glossary/-credit-support-annex/index.html)

[ISDA Agreements](/content/glossary/-isda-agreements/index.html)

[Master Trading Agreement](/content/glossary/-master-trading-agreement/index.html)

[Physical Delivery](/content/glossary/-physical-delivery/index.html)

##### Mineral Asset Valuation Formulas

[Net Present Value (NPV) Equation](/content/glossary/net-present-value-npv-equation/index.html)

[Internal Rate of Return (IRR)](/content/glossary/internal-rate-of-return-irr/index.html)

[Payback Period](/content/glossary/payback-period/index.html)

[Discounted Cash Flow (DCF)](/content/glossary/discounted-cash-flow-dcf/index.html)

[Price Elasticity of Supply](/content/glossary/price-elasticity-of-supply/index.html)

[Cutoff Grade Calculation](/content/glossary/cutoff-grade-calculation/index.html)

[Stripping Ratio (SR)](/content/glossary/stripping-ratio-sr/index.html)

[Ore Grade (G)](/content/glossary/ore-grade-g/index.html)

[Mine Life Estimation](/content/glossary/mine-life-estimation/index.html)

[Metal Recovery Rate](/content/glossary/metal-recovery-rate/index.html)

[Resource Tonnage Calculation](/content/glossary/resource-tonnage-calculation/index.html)

[Net Smelter Return (NSR)](/content/glossary/net-smelter-return-nsr/index.html)

[Gross Revenue](/content/glossary/gross-revenue/index.html)

[Break-even Price](/content/glossary/break-even-price/index.html)

[Revenue per Ton of Ore](/content/glossary/revenue-per-ton-of-ore/index.html)

[Operating Cost per Ton](/content/glossary/operating-cost-per-ton/index.html)

[Cost-to-Revenue Ratio](/content/glossary/cost-to-revenue-ratio/index.html)

[Sensitivity Analysis Formula](/content/glossary/sensitivity-analysis-formula/index.html)

[Mine Closure Cost Estimation](/content/glossary/mine-closure-cost-estimation/index.html)

[Royalty Interest Calculation](/content/glossary/royalty-interest-calculation/index.html)

[Net Revenue Interest (NRI)](/content/glossary/net-revenue-interest-nri/index.html)

[Gross Revenue Interest](/content/glossary/gross-revenue-interest/index.html)

[Mineral Acre Value](/content/glossary/mineral-acre-value/index.html)

[Lease Bonus Per Acre](/content/glossary/lease-bonus-per-acre/index.html)

[Override Royalty](/content/glossary/override-royalty/index.html)

[Non-Participating Royalty (NPR)](/content/glossary/non-participating-royalty-npr/index.html)

[Working Interest Valuation](/content/glossary/working-interest-valuation/index.html)

[Carried Interest Formula](/content/glossary/carried-interest-formula/index.html)

[Reversionary Interest](/content/glossary/reversionary-interest/index.html)

[Royalty Valuation Model](/content/glossary/royalty-valuation-model/index.html)

[Production Royalty Rate](/content/glossary/production-royalty-rate/index.html)

[Sliding Scale Royalty](/content/glossary/sliding-scale-royalty/index.html)

[Gross Proceeds Royalty](/content/glossary/gross-proceeds-royalty/index.html)

[Net Proceeds Royalty](/content/glossary/net-proceeds-royalty/index.html)

[Market Value Royalty](/content/glossary/market-value-royalty/index.html)

[Royalty Suspension](/content/glossary/royalty-suspension/index.html)

[Payout Royalty Adjustment](/content/glossary/payout-royalty-adjustment/index.html)

[Mineral Rights Appraisal](/content/glossary/mineral-rights-appraisal/index.html)

[Severed Mineral Estate](/content/glossary/severed-mineral-estate/index.html)

[Surface Rights Valuation](/content/glossary/surface-rights-valuation/index.html)

[Pooling Unit Royalties](/content/glossary/pooling-unit-royalties/index.html)

[Unitization Royalties](/content/glossary/unitization-royalties/index.html)

[Horizontal Well Royalties](/content/glossary/horizontal-well-royalties/index.html)

[Spacing Unit Allocation](/content/glossary/spacing-unit-allocation/index.html)

[Take-Pay Royalty Clause](/content/glossary/take-pay-royalty-clause/index.html)

[Gas Royalty Valuation](/content/glossary/gas-royalty-valuation/index.html)

[Condensate Royalty Calculation](/content/glossary/condensate-royalty-calculation/index.html)

[NGL Royalty Allocation](/content/glossary/ngl-royalty-allocation/index.html)

[Shrinkage Factor Royalty](/content/glossary/shrinkage-factor-royalty/index.html)

[BTU Content Adjustment](/content/glossary/btu-content-adjustment/index.html)

[Gravity Bank Adjustment](/content/glossary/gravity-bank-adjustment/index.html)

[Processing Deduction Royalty](/content/glossary/processing-deduction-royalty/index.html)

[Transportation Deduction](/content/glossary/transportation-deduction/index.html)

[Gathering Deduction Calculation](/content/glossary/gathering-deduction-calculation/index.html)

[Post-Production Costs](/content/glossary/post-production-costs/index.html)

[Lease Operating Expense (LOE) Allocation](/content/glossary/lease-operating-expense-loe-allocation/index.html)

[Netback Royalty Value](/content/glossary/netback-royalty-value/index.html)

[Realized Price Royalty](/content/glossary/realized-price-royalty/index.html)

[Hedged Price Impact Royalty](/content/glossary/hedged-price-impact-royalty/index.html)

[Escalation Clause Royalty](/content/glossary/escalation-clause-royalty/index.html)

[Inflation Adjusted Royalty](/content/glossary/inflation-adjusted-royalty/index.html)

[Fair Market Value Clause](/content/glossary/fair-market-value-clause/index.html)

[Most Favored Nations Royalty](/content/glossary/most-favored-nations-royalty/index.html)

[Audit Clause Royalties](/content/glossary/audit-clause-royalties/index.html)

[Suspense Period Royalty](/content/glossary/suspense-period-royalty/index.html)

[Payout Threshold Calculation](/content/glossary/payout-threshold-calculation/index.html)

[Carry Forward Losses Royalty](/content/glossary/carry-forward-losses-royalty/index.html)

[Depletion Allowance Claim](/content/glossary/depletion-allowance-claim/index.html)

[Intangible Drilling Costs (IDC)](/content/glossary/intangible-drilling-costs-idc/index.html)

[Tangible Drilling Costs Allocation](/content/glossary/tangible-drilling-costs-allocation/index.html)

[Dry Hole Contribution](/content/glossary/dry-hole-contribution/index.html)

[Completion Cost Sharing](/content/glossary/completion-cost-sharing/index.html)

[AFE Approval Royalties](/content/glossary/afe-approval-royalties/index.html)

[Joint Operating Agreement (JOA)](/content/glossary/joint-operating-agreement-joa/index.html)

[Net Profits Interest (NPI)](/content/glossary/net-profits-interest-npi/index.html)

[Carve-Out Interest](/content/glossary/carve-out-interest/index.html)

[Promoted Interest](/content/glossary/promoted-interest/index.html)

[Back-In After Payout](/content/glossary/back-in-after-payout/index.html)

[Tail-End Working Interest](/content/glossary/tail-end-working-interest/index.html)

[Farmout Agreement Value](/content/glossary/farmout-agreement-value/index.html)

[Farm-In Participation](/content/glossary/farm-in-participation/index.html)

[Area of Mutual Interest (AMI)](/content/glossary/area-of-mutual-interest-ami/index.html)

[Depth Severance Clause](/content/glossary/depth-severance-clause/index.html)

[Term Assignment Royalty](/content/glossary/term-assignment-royalty/index.html)

[Permanent Non-Participating](/content/glossary/permanent-non-participating/index.html)

[Convertible Override](/content/glossary/convertible-override/index.html)

[Overriding Royalty Conversion](/content/glossary/overriding-royalty-conversion/index.html)

[Production Payment Valuation](/content/glossary/production-payment-valuation/index.html)

[Volumetric Production Payment](/content/glossary/volumetric-production-payment/index.html)

[Risk Service Contract Royalty](/content/glossary/risk-service-contract-royalty/index.html)

[Technical Service Fee](/content/glossary/technical-service-fee/index.html)

[Signature Bonus Allocation](/content/glossary/signature-bonus-allocation/index.html)

[Production Sharing Royalty](/content/glossary/production-sharing-royalty/index.html)

[Cost Oil Recovery](/content/glossary/cost-oil-recovery/index.html)

[Profit Oil Split](/content/glossary/profit-oil-split/index.html)

[R-Factor Sliding Scale](/content/glossary/r-factor-sliding-scale/index.html)

[Internal Rate of Return Hurdle](/content/glossary/internal-rate-of-return-hurdle/index.html)

[Government Take Calculation](/content/glossary/government-take-calculation/index.html)

[Ring-Fence Taxation Royalty](/content/glossary/ring-fence-taxation-royalty/index.html)

[Petroleum Revenue Tax](/content/glossary/petroleum-revenue-tax/index.html)

##### Drilling Engineering Formulas

[Hydrostatic Pressure (HP)](/content/glossary/hydrostatic-pressure-hp/index.html)

[Equivalent Circulating Density (ECD)](/content/glossary/equivalent-circulating-density-ecd/index.html)

[Annular Velocity (AV)](/content/glossary/annular-velocity-av/index.html)

[Jet Impact Force (JIF)](/content/glossary/jet-impact-force-jif/index.html)

[Pressure Loss in Annulus (ΔP)](/content/glossary/pressure-loss-in-annulus-%CE%94p/index.html)

[Rate of Penetration (ROP) Model (Modified Bourgoyne & Young)](/content/glossary/rate-of-penetration-rop-model-modified-bourgoyne--young/index.html)

[Mechanical Specific Energy (MSE)](/content/glossary/mechanical-specific-energy-mse/index.html)

[Drill Bit Hydraulic Horsepower (HHP)](/content/glossary/drill-bit-hydraulic-horsepower-hhp/index.html)

[Kick Tolerance](/content/glossary/kick-tolerance/index.html)

[Initial Circulating Pressure (ICP)](/content/glossary/initial-circulating-pressure-icp/index.html)

[Kill Mud Weight (KMW)](/content/glossary/kill-mud-weight-kmw/index.html)

[Bottomhole Pressure (BHP)](/content/glossary/bottomhole-pressure-bhp/index.html)

[Casing Burst Pressure](/content/glossary/casing-burst-pressure/index.html)

[Casing Collapse Pressure](/content/glossary/casing-collapse-pressure/index.html)

[Cement Slurry Density](/content/glossary/cement-slurry-density/index.html)

[Wellbore Stability Factor (WSF)](/content/glossary/wellbore-stability-factor-wsf/index.html)

[Torque and Drag (T&D)](/content/glossary/torque-and-drag-td/index.html)

[Swab & Surge Pressure](/content/glossary/swab--surge-pressure/index.html)

[Directional Well Build Rate](/content/glossary/directional-well-build-rate/index.html)

[Hole Cleaning Efficiency (HCE)](/content/glossary/hole-cleaning-efficiency-hce/index.html)

##### Petrophysics & Formation Evaluation Formula

[Porosity Equation](/content/glossary/porosity-equation/index.html)

[Bulk Density](/content/glossary/bulk-density/index.html)

[Grain Density](/content/glossary/grain-density/index.html)

[Total Porosity from Density Log](/content/glossary/total-porosity-from-density-log/index.html)

[Water Saturation (Archie’s Equation)](/content/glossary/water-saturation-archies-equation/index.html)

[Resistivity Index](/content/glossary/resistivity-index/index.html)

[Formation Factor](/content/glossary/formation-factor/index.html)

[Bulk Volume Water (BVW)](/content/glossary/bulk-volume-water-bvw/index.html)

[Kozeny-Carman Permeability Equation](/content/glossary/kozeny-carman-permeability-equation/index.html)

[Timur-Coates Permeability Model](/content/glossary/timur-coates-permeability-model/index.html)

[Hydraulic Conductivity](/content/glossary/hydraulic-conductivity/index.html)

[Formation Resistivity Factor](/content/glossary/formation-resistivity-factor/index.html)

[Gamma Ray Index (GRI)](/content/glossary/gamma-ray-index-gri/index.html)

[Sonic Porosity](/content/glossary/sonic-porosity/index.html)

[Neutron Porosity](/content/glossary/neutron-porosity/index.html)

[Density-Neutron Crossplot Interpretation](/content/glossary/density-neutron-crossplot-interpretation/index.html)

[Poisson’s Ratio](/content/glossary/poissons-ratio/index.html)

[Young’s Modulus](/content/glossary/youngs-modulus/index.html)

[Brittleness Index (BI)](/content/glossary/brittleness-index-bi/index.html)

[Mudcake Resistivity](/content/glossary/mudcake-resistivity/index.html)

##### Drilling Engineering Terms

[Managed Pressure Control (MPC)](/content/glossary/managed-pressure-control-mpc/index.html)

[Kick-Off Point (KOP)](/content/glossary/kick-off-point-kop/index.html)

[Mud Logging](/content/glossary/mud-logging/index.html)

[Drillstring Vibration](/content/glossary/drillstring-vibration/index.html)

[Lost Circulation Material (LCM)](/content/glossary/lost-circulation-material-lcm/index.html)

[Hole Cleaning Efficiency](/content/glossary/hole-cleaning-efficiency/index.html)

[Underreaming](/content/glossary/underreaming/index.html)

[Drilling Parameter Optimization](/content/glossary/drilling-parameter-optimization/index.html)

[Torque and Drag Analysis](/content/glossary/torque-and-drag-analysis/index.html)

[Casing Centralization](/content/glossary/casing-centralization/index.html)

[Lost Circulation Zones](/content/glossary/lost-circulation-zones/index.html)

[Bit Selection Criteria](/content/glossary/bit-selection-criteria/index.html)

[Directional Survey Tools](/content/glossary/directional-survey-tools/index.html)

[Rate of Penetration (ROP) Optimization](/content/glossary/rate-of-penetration-rop-optimization/index.html)

[Kick Detection Systems](/content/glossary/kick-detection-systems/index.html)

[Drilling Window](/content/glossary/drilling-window/index.html)

[Rotary Table](/content/glossary/rotary-table/index.html)

[Drillstring Fatigue](/content/glossary/drillstring-fatigue/index.html)

[Wellbore Tortuosity](/content/glossary/wellbore-tortuosity/index.html)

[Torque-and-Drag Modeling](/content/glossary/torque-and-drag-modeling/index.html)

[Managed Pressure Drilling Systems](/content/glossary/managed-pressure-drilling-systems/index.html)

[Mud Pulse Telemetry](/content/glossary/mud-pulse-telemetry/index.html)

[Drilling Fluid Rheology](/content/glossary/drilling-fluid-rheology/index.html)

[Bit Whirl Analysis](/content/glossary/bit-whirl-analysis/index.html)

[Rig Move Logistics](/content/glossary/rig-move-logistics/index.html)

[Formation Integrity Testing (FIT)](/content/glossary/formation-integrity-testing-fit/index.html)

[Casing Wear Prediction](/content/glossary/casing-wear-prediction/index.html)

[Downhole Motor Performance](/content/glossary/downhole-motor-performance/index.html)

[Black list (drilling fluids)](/content/glossary/black-list-drilling-fluids/index.html)

[Gray list (drilling fluids)](/content/glossary/gray-list-drilling-fluids/index.html)

[Equivalent Circulating Density (ECD) listed in SLB acronyms table](/content/glossary/equivalent-circulating-density-ecd-listed-in-slb-acronyms-table/index.html)

[Rig](/content/glossary/rig-/index.html)

[Rig up](/content/glossary/rig-up/index.html)

##### Geology Terms

[Petrofacies Classification](/content/glossary/petrofacies-classification/index.html)

[Tectonic Setting](/content/glossary/tectonic-setting/index.html)

[Isopach Mapping](/content/glossary/isopach-mapping/index.html)

[Core Plug Analysis](/content/glossary/core-plug-analysis/index.html)

[Seismic Facies](/content/glossary/seismic-facies/index.html)

[Outcrop Correlation](/content/glossary/outcrop-correlation/index.html)

[Depositional Sequence](/content/glossary/depositional-sequence/index.html)

[Subsalt Geology](/content/glossary/subsalt-geology/index.html)

[Structural Trap](/content/glossary/structural-trap/index.html)

[Diagenesis](/content/glossary/diagenesis/index.html)

[Lithologic Log](/content/glossary/lithologic-log/index.html)

[Biostratigraphy](/content/glossary/biostratigraphy/index.html)

[Syncline and Anticline](/content/glossary/syncline-and-anticline/index.html)

[Shale Volume Analysis](/content/glossary/shale-volume-analysis/index.html)

[Source Rock Evaluation](/content/glossary/source-rock-evaluation/index.html)

[Unconformity Surface](/content/glossary/unconformity-surface/index.html)

[Facies Change](/content/glossary/facies-change/index.html)

[Geomechanical Properties](/content/glossary/geomechanical-properties/index.html)

[Structural Closure](/content/glossary/structural-closure/index.html)

[Petrographic Analysis](/content/glossary/petrographic-analysis/index.html)

[Reservoir Quality Index (RQI)](/content/glossary/reservoir-quality-index-rqi/index.html)

[Geochemical Fingerprinting](/content/glossary/geochemical-fingerprinting/index.html)

[Volcaniclastic Sediment](/content/glossary/volcaniclastic-sediment/index.html)

[Organic-Rich Shales](/content/glossary/organic-rich-shales/index.html)

[Evaporite Layering](/content/glossary/evaporite-layering/index.html)

[Microfracture Analysis](/content/glossary/microfracture-analysis/index.html)

[Formation Dip Angle](/content/glossary/formation-dip-angle/index.html)

[Sediment Transport Pathways](/content/glossary/sediment-transport-pathways/index.html)

[Aquifer](/content/glossary/aquifer/index.html)

[Basement](/content/glossary/basement/index.html)

[Caprock](/content/glossary/caprock/index.html)

[Dolomitization](/content/glossary/dolomitization/index.html)

[Downdip](/content/glossary/downdip/index.html)

[Fairway](/content/glossary/fairway/index.html)

[Fluid contact](/content/glossary/fluid-contact-/index.html)

[Impermeable](/content/glossary/impermeable/index.html)

[In situ](/content/glossary/in-situ-/index.html)

[Pay](/content/glossary/pay-/index.html)

[Pinch-out](/content/glossary/pinch-out-/index.html)

[Primary migration](/content/glossary/primary-migration-/index.html)

[Secondary migration](/content/glossary/secondary-migration-/index.html)

[Seal](/content/glossary/seal/index.html)

[Sequence stratigraphy](/content/glossary/sequence-stratigraphy/index.html)

[Spill point](/content/glossary/spill-point/index.html)

[Log](/content/glossary/log/index.html)

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