Oil and Gas Well Database Abbreviations

Here are the abbreviations most commonly used to designate well status in our database.

Abbreviation Meaning Abbreviation Meaning
ABND Abandoned loc, never drilled, or D&A CATH Cathodic protection well
CBM Coal bed methane CLASS1 Class 1 Injection Well
CLASS ONE (OLD) Class 1 Injection Well CO2-INJ Carbon dioxide injection
D&A Dry & abandoned EOR Enhanced oil recovery
EXP Expired permit GAS Gas well
GSW Gas Storage Well HELIUM Helium
INJ Injection well J&A Junked and abandoned
LH Lost hole LOC Location, status unknown;
or location never drilled
NHDW Non-Hazardous Disposal Well O&G Oil and gas
OBS observation OIL Oil well
ON LIST Under KCC review P&A Plugged and abandoned
SHUT-IN Shut-in STRAT Stratigraphic test
SWD Saltwater disposal TA Temporarily abandoned
(but not P&A or D&A)
W-INJ Water injection WATER Water well

For additional information, please visit our online book Petroleum: a primer for Kansas. It is written in non-technical language for those who have interests in the petroleum industry in one way or another, but who have had little or no training in the technical fields involved.