Adair
Alfalfa
Atoka
Beaver
Beckham
Blaine
Bryan
Caddo
Canadian
Carter
Cherokee
Choctaw
Cimarron
Cleveland*
Coal
Comanche
Cotton
Craig
Creek*
Custer
Delaware
Dewey
Ellis
Garfield*
Garvin
Grady
Grant
Greer
Harmon
Harper
Haskell
Hughes
Jackson
Jefferson
Johnston
Kay
Kingfisher
Kiowa
Latimer
Le Flore
Lincoln
Logan
Love
Major
Marshall
Mayes
McClain
McCurtain
McIntosh
Murray
Muskogee
Noble
Nowata
Okfuskee
Oklahoma*
Okmulgee
Osage (BIA)
Ottawa
Pawnee
Payne*
Pittsburg
Pontotoc
Pottawatomie
Pushmataha
Roger Mills
Rogers*
Seminole
Sequoyah
Stephens
Texas
Tillman
Tulsa*
Wagoner*
Washington
Washita
Woods*
Woodward
*MD, OGL, ASSN Data not tracked in these counties
Regulatory, Well Records, & Production Data Cover all counties, except for Osage which is part of the BIA.