Directory of 25 active oil and gas formations and plays in Texas. Click any formation for the full operator list, primary counties, and recent permit activity.
What's a formation? A geologic stratum (rock layer) that contains oil and gas. Famous TX/OK formations include Wolfcamp, Spraberry, Bone Spring (Permian Basin), Eagle Ford (South TX), Haynesville (East TX/LA), and SCOOP/STACK plays in OK.
Refreshed monthly from state regulator well-header data.
Mineral owners: Knowing which formation underlies your acreage is the first step in evaluating its mineral value. Valor's mineral management includes formation-level production analysis.