OilAuthority.com
Sign InList Your Company
CompaniesCareersMarketplaceEquipmentNewsOil PricesRig Search
Oil Authority›Glossary›G›Gal

Gal — Oil & Gas Glossary

The unit of acceleration commonly used in gravity surveying. 1 Gal (1000 milliGal or 106 microGal) = 1 cm/sec/sec.

In the News

Iran Declares Strait of Hormuz Open to Commercial Ships; Trump Says US Naval Blockade Stays in Full Force as April 22 Ceasefire Deadline Approaches

OPEC & Global MarketsApr 17, 2026

BP CEO Meg O'Neill Unveils Upstream-Downstream Restructuring, Reversing 2020 Green Pivot Under Elliott Management Pressure

Exploration & ProductionApr 17, 2026

WTI Surges Past $93 on Record 9.13 Million Barrel Inventory Draw as ExxonMobil Projects $2.9B Q1 Earnings Windfall: April 16, 2026 Evening Wrap

Prices & MarketsApr 16, 2026
← All “G” termsBrowse full glossary

Related Terms

GGT

An instrument used for quantitative analyses of sulfides and carbonates. Specific test methods have been published by AP

GLR

Abbreviation for gas/liquid ratio, the ratio of produced gas to produced liquids (oil and water).

GOR

Abbreviation for gas/oil ratio, the ratio of produced gas to produced oil.

GPS

A system of numerous Earth-orbiting satellites that can be used to determine the location (latitude, longitude and eleva

GPTS

A record of the onset and duration of the multitude of episodes of reversal of the Earth's magnetic polarity, or geomagn

GR

An abbreviation for gamma ray, usually with reference to the gamma ray log.

Garrett Gas Train

An instrument used for quantitative analyses of sulfides and carbonates. Specific test methods have been published by AP

Gaussian collocated cosimulation

An algorithm built on a Markov-type hypothesis, whereby collocated secondary information is assumed to screen out second

OilAuthority.com

The international oil & gas network — news, careers, rig search, marketplace, glossary, and directory.

Explore

  • Companies
  • Rig Search
  • Careers
  • Marketplace
  • News
  • Oil Glossary

For Business

  • Add a Company
  • Plans & Pricing
  • Claim Your Company
  • Advertise

Account

  • Sign In
  • Create Account
  • Dashboard
  • Edit Profile

© 2026 Oil Authority. All rights reserved.

TermsPrivacySecurity