Abbreviations and Acronyms


Abbreviation / Acronym Definition Abbreviation / Acronym Definition
AC Alternating Current OCSLA Outer Continental Shelf Lands Act
bbl Barrel(s) POV Pressure Operated Valves
BOP Blowout Preventer psi Pounds Per Square Inch
CFR Code of Federal Regulations PSH Pressure Safety High
CO2 Carbon Dioxide PSL Pressure Safety Low
ESD Emergency Shut Down PSV Pressure Safety Valve
ft Foot (feet) RTU Remote Terminal Unit
G/L Gas / Liquid SCADA Supervisory Control and Data Acquisition
gal Gallon SCSSV Surface controlled subsurface safety valve
GOM Gulf of Mexico SM South Marsh Island
H2S Hydrogen Sulfide SS Stainless Steel
HI High Island SSSV Subsurface Safety Valve
in Inch SW Southwest
LSH Level Safety High TD Total Depth
LSHL Level Safety High Low TIMS Technical Information Management System
LSL Level Safety Low TLWP Tension Leg Well Platform
MMS Minerals Management Service TSE Temperature Safety Element (fusible material)
MOU Memorandum of Understanding TSH Temperature Safety High
M/V Mobile Vessel USCG U.S. Coast Guard
NE Northeast VRS Vapor Recovery System
NRC National Response Center VRU Vapor Recovery Unit
OCS Outer Continental Shelf WHRU Waste Heat Recovery Unit