G
- G/C – Gas Condensate
- GAS – Gas Log
- GASAN – Gas Analysis Report
- GBS – Gravity Based Structure
- GBT – Gravity Base Tank
- GCLOG – Graphic Core Log
- GCT – GCT Log
- GDAT – Geodetic Datum
- GDE - Gross Depositional Environment
- GDIP – Geodip Log
- GDT – Gas Down To
- GE – Condensate gas equivalent
- GE – Ground Elevation (also )
- GEOCH – Geochemical Evaluation
- GEODY – GEO DYS Log
- GEOEV – Geochemical Evaluation Report
- GEOFO – Geological & Formation Evaluation Report
- GEOL – Geological Surveillance Log
- GEOP – Geophone Data Log
- GEOPN – Geological Well Prognosis Report
- GEOPR – Geological Operations Progress Report
- GEORE – Geological Report
- GGRG – Gauge Ring
- GIIP – Gas Initially In Place
- GIS – Geographic Information System
- GL – Gas Lift
- GL – Ground Level
- GLE – Ground Level Elevation (generally in metres above mean sea level)
- GLM – Gas Lift Mandrel (alternative name for Side Pocket Mandrel)
- GLR – Gas Liquid Ratio
- GLT – GLT Log
- GLV – Gas Lift Valve
- GLW –
- GOC – Gas Oil Contact
- GOM – Gulf of Mexico
- GOP – Geological Operations Report
- GOR – Gas Oil Ratio
- GOSP – Gas/Oil Separation Plant
- GPIT – Inclinometry Tool Log
- GPLT – Geol Plot Log
- GPSL – Geo Pressure Log
- GR – Ground Level (or Elevation //(also ))
- GRAD – Gradiometer Log
- GRE – Ground Elevation (also )
- GRLOG – Grapholog
- GRN – Gamma Ray Neutron Log
- GRP – Glass Reinforced Plastic
- GRV – Gross Rock Volume
- GRSVY – Gradient Survey Log
- GS – Gas Supplier
- GS – Gel Strength
- GST – GST Log
- GTL – Gas To Liquid
- GTW – Gas To Wire
- GUN – Gun Set Log
- GWC – Gas-Water Contact
- GWREP – Geo Well Report
Read more about this topic: List Of Oil Field Acronyms