GREAT LAKES REGION
Michigan Basin
MID-CONTINENT REGION
West Anadarko Basin
Southwest Arkoma Basin
Eastern Arkoma Basin
Ardmore – Marietta Basin
Anadarko Basin Infill – ABIP
MISSISSIPPI-ALABAMA-REGION
Lower Tuscaloosa Basin
Mississippi – Alabama
N. LOUISIANNA – S. ARKANSAS REGION
North Louisiana – South Arkansas
ROCKY MOUNTAINS REGION
North Powder River Basin
Deep Powder River
Wind River Basin
Green River Basin
San Rafael Swell
Snake River Basin
East Central Nevada
Winnipegosis Pinnacle Reef
TEXAS REGION
Palo Duro & Miscellaneous Central Texas Lines
Roosevelt County
San Simon Channel
Tatum Basin
Tatum Basin North
Delaware Basin Central Platform
North Midland Basin
Midland Basin Central
Midland Basin Eastern Shelf
Midland Basin Central Basin Platform
Ozona Platform
South Texas
Frio – Vicksburg
East Texas
Northeast Texas Survey
Cooke County
Grayson County
Yoakum County
