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Harper County, KS oil and gas wells

3,428 wells: 800 active, 2,251 plugged, 7 orphaned, run by 312 operators.

Figures from the Kansas Geological Survey, updated 2026-10-09.

Top operators in Harper

OperatorActiveWells here
R & B Oil & Gas, Inc.171235
SandRidge Exploration and Production LLC119324
BCE-Mach LLC4992
Atlas Operating LLC4990
Flatlander Petroleum LLC3132
Mull Drilling Company, Inc.3069
Herman L. Loeb, LLC2430
Hayes Oil & Gas LLC2145
Messenger Petroleum, Inc.2129
American Warrior, Inc.2062
Pioneer Exploration, LLC1419
Mike Kelso Oil, Inc.1414
MTM Petroleum, Inc.1331
HG Oil Holdings, LLC1314
Val Energy, Inc.1223
Bluff Creek Ridge, Inc.1212
Pickrell Drilling Company Inc1068
H1ve LLC1013
Edmiston Oil Company, Inc.824
Indian Oil Co., Inc.717
Vess Oil Corporation611
M & M Exploration, Inc.68
BEREXCO LLC67
Twin M, Inc.55
McCoy Petroleum Corporation4111

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
Carr 'D' 1-3 15-077-20662-0001Orphaned GasKey Gas Corp.
Connie Sue 1 15-077-21688Orphaned Oil & gasHart Energies, LLC
Hunt 1-18 15-077-21540Orphaned GasOKT Resources, LLC
Prairie Fire 1 15-077-21492Orphaned Oil & gasAmerex Corporation
Sanders 1 15-077-20758Orphaned GasOil Property Management, Inc.
WILLIAMS 1 15-077-20584-0001Orphaned OilLower Penasco Co.
Wilcox 4 15-077-20481Orphaned GasWilcox, Carole N.