Regions

pump jack, oilfield, oil

Mid- Continent

  • Anadarko 
  • Arkoma 
  • Marietta
  • Nemaha Uplift
  • Cherokee Platform
  • Ardmore
  • Sedgwick
  • Central Kansas Uplift
  • Las Animas
buffalo, bison, animal

Northern Rockies

  • Williston 
  • North – Central Montana
  • Powder River
  • Big Horn
  • Wind River
  • Thrust Belt
  • Greater Green River
  • Hanna – Shirley
natural gas, search, oil rig

Southern Rockies

  •  Denver Julesburg (DJ)
  • Uinta – Piceance
  • Paradox
  • San Juan
oil, machine, fuel

ArkLaTex

  • East Texas
  • Louisiana – Mississippi Salt 
  • Texas and Louisiana Gulf Coast
  • Black Warrior
sunset, desert, texas

West Texas - New Mexico

  •  Delaware 
  • Central Platform
  • Midland
  • Palo Duro
  • Bend Arch – Fort Worth
oil, derrick, rig

Great Lakes

  • Michigan 
  • Illinois