COGIS DB

Well Classifications

Code Description CBM Coalbed Methane Gas Well CLASS I EPA Class I Disposal Well (EPA Jurisdiction) CLASS II EPA Class II Disposal Well (EPA Jurisdiction) CO2 Carbon Dioxide Gas Well DA Dry & Abandoned Well DM Domestic Well DSPW Class II Disposal Well ERIW Enhanced Recovery Injection Well GW Methane Gas Well HE Helium Gas Well LO Permitted Well Location OBW Observation Well OW Oil Well STOW Gas Storage Well STRT Stratigraphic Well