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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
STEPHENS 'A' 1-15 (2) 15-077-30013Active Oil & gasR & B Oil & Gas, Inc.
Salsberry 17-34-7 1H 15-077-22152-0100Active OilBCE-Mach LLC
Salsberry 20-34-7 1H 15-077-22148-0100Active OilBCE-Mach LLC
Salser 1 15-077-20186-0001Active DisposalVess Oil Corporation
Salser 1-8 15-077-21176Active Gas—
Salser 1 15-077-21176-0001Active DisposalWhite Pine Petroleum Corporation
Salser 1-6 15-077-21307Active OilVess Oil Corporation
Salser 'DC' 2 15-077-21636Active OilVess Oil Corporation
Salser, Pauline 1-6 15-077-21323Active OilWhite Pine Petroleum Corporation
Salser, Pauline 1-6 15-077-21323-0001Active OilFlatlander Petroleum LLC
Sanders 2 15-077-00945Active OilMull Drilling Company, Inc.
Sanders 4 15-077-10198Active OilMull Drilling Company, Inc.
Sanders 1 15-077-10205Active OilMull Drilling Company, Inc.
Sanders 3 15-077-19004Active GasMull Drilling Company, Inc.
Sanders 3 15-077-19004-0001Active OilMull Drilling Company, Inc.
Sanders 1 15-077-20476Active Oil & gasR & B Oil & Gas, Inc.
Sanders 1 15-077-20758Orphaned GasOil Property Management, Inc.
Sanders 4 15-077-21081Active GasR & B Oil & Gas, Inc.
Sanders 1 15-077-21086Active Oil & gasHartman Oil Co., Inc.
Sanders 2-19 15-077-21230Active Oil & gasHerman L. Loeb, LLC
Sanders 1 15-077-21248Active Oil & gasR & B Oil & Gas, Inc.
Sanders 2 15-077-21513Active Oil & gasR & B Oil & Gas, Inc.
Sanders 'A' 2 15-077-20124-0001Active GasR & B Oil & Gas, Inc.
Sanders 'A' 1 15-077-20941Active OilR & B Oil & Gas, Inc.
Sanders 'A' 3 15-077-21007Active DisposalR & B Oil & Gas, Inc.
Sanders 'E' 1 15-077-20518Active GasBluff Creek Ridge, Inc.
Sanders, Mac 1 15-077-21377Active Oil & gasR & B Oil & Gas, Inc.
Sanders-Schmisseur 1 15-077-21680Active Oil & gasAtlas Operating LLC
Sanders-Schmisseur 2 15-077-21695Active Oil & gasAtlas Operating LLC
Sanders-Schmisseur 3 15-077-21776Shut in OilAtlas Operating LLC
Sanders-Schmisseur 4 15-077-21784Active DisposalAtlas Operating LLC
Sanders-Schmisseur 6 15-077-21785Shut in OilAtlas Operating LLC
Sarah 3306 3-28H 15-077-22066-0100Active OilSandRidge Exploration and Production LLC
Saratoga SWD 3405 1-10 15-077-22014Shut in DisposalSandRidge Exploration and Production LLC
Schnackenberg 'A' 1 15-077-21114Shut in Oil & gasIndian Oil Co., Inc.
Schnackenberg 'A' 2-11 15-077-21996Shut in Oil & gasIndian Oil Co., Inc.
Schnackenberg 3408 1-23H14 15-077-22140-0100Active Oil & gasSandRidge Exploration and Production LLC
Schrock 'B' 1 15-077-20789Active OilFlatlander Petroleum LLC
Schrock 'D' 1 SWD 15-077-20872Active DisposalFlatlander Petroleum LLC
Schrock 'E' 1 15-077-21064Active OilFlatlander Petroleum LLC
Schultz 'B' 1 15-077-00290Active Oil—
Senff 3308 19-1 15-077-21748Active DisposalBCE-Mach LLC
Senff 3308 19-1H 15-077-21756-0100Active OilBCE-Mach LLC
Shea 1-17 SWD 15-077-21781Active DisposalSandRidge Exploration and Production LLC
Shea 2-17 SWD 15-077-21782Active DisposalSandRidge Exploration and Production LLC
Short 'A' 2 15-077-21198Active DisposalMai Oil Operations, Inc.
Simpson 1 15-077-20394Active Oil & gasR & B Oil & Gas, Inc.
Simpson 2 15-077-21157Active Oil & gasR & B Oil & Gas, Inc.
Smith 3 15-077-20620-0001Active DisposalVal Energy, Inc.
Smith 1-6 15-077-21693Active OilAmerican Warrior, Inc.
Smith 2-6 15-077-21718Active OilAmerican Warrior, Inc.
Smith 'A' 1 15-077-21170Active OilVal Energy, Inc.
Stacey 1-23 SWD 15-077-21767Active DisposalSandRidge Exploration and Production LLC
Stacey 1-23 SWD 15-077-21767-0001Shut in DisposalSandRidge Exploration and Production LLC
Stacey 2-23 SWD 15-077-21777Active DisposalSandRidge Exploration and Production LLC
Stacey 2-23 SWD 15-077-21777-0001Shut in DisposalSandRidge Exploration and Production LLC
Starks 1-35H 15-077-21857-0100Active GasSandRidge Exploration and Production LLC
Starks & Masner 3307 30-1 15-077-21755Active DisposalBCE-Mach LLC
Starks & Masner 3307 30-1H 15-077-21774-0100Shut in OilBCE-Mach LLC
Starks 3408 2-35H 15-077-21903-0100Shut in OilSandRidge Exploration and Production LLC
Starks 3408 3-35H 15-077-21925-0100Active GasSandRidge Exploration and Production LLC
Starks 3408 4-35H 15-077-21929-0100Active GasSandRidge Exploration and Production LLC
Stephens 2-10 15-077-20485Active Oil & gasHerman L. Loeb, LLC
Stephens 5-10 15-077-21429Active Oil & gasHerman L. Loeb, LLC
Stephens 1-10 15-077-30004Active Oil & gasHerman L. Loeb, LLC
Stephens 'A' 2-15 15-077-21316Active Oil & gasR & B Oil & Gas, Inc.
Stephens 'B' 1-15 15-077-21168Active Oil & gasHerman L. Loeb, LLC
Stevens 2 15-077-21033Active OilGeneral Energy Developers Corp.
Steward 1-14 15-077-21679Shut in Oil & gasAmerican Warrior, Inc.
Stewart 3306 1-1H 15-077-22038-0100Active OilSandRidge Exploration and Production LLC
Stewart 3306 2-1H 15-077-22054-0100Active GasSandRidge Exploration and Production LLC
Stewart 3306 3-1H 15-077-22064-0100Active OilSandRidge Exploration and Production LLC
Strong 1 15-077-21032Active OilGeneral Energy Developers Corp.
Sullivan 1 15-077-00089Active Gas—
Sunnie 1-16 SWD 15-077-21779Active DisposalSandRidge Exploration and Production LLC
Suzanne 1-34 15-077-21618Active OilH1ve LLC
Suzanne 2-34 15-077-21630Active OilH1ve LLC
Suzanne 3306 3-34H 15-077-22024-0100Active Oil & gasH1ve LLC
Sylvia 23-34-9 1H 15-077-22160-0100Active OilBCE-Mach LLC
TEDDY NEWSUM 'A' 1 15-077-21131-0001Active InjectionFlatlander Petroleum LLC
Tague 1 15-077-21151Shut in Oil & gasApollo Energies, Inc.
Taylor 3406 1-29H 15-077-21907-0100Shut in OilSandRidge Exploration and Production LLC
Taylor 3406 2-29H 15-077-21909-0100Active OilSandRidge Exploration and Production LLC
Teresia 1-16H 15-077-21797-0100Active OilSandRidge Exploration and Production LLC
Teresia 3509 1-16 15-077-21797Active GasSandRidge Exploration and Production LLC
Teresia 3509 2-9H 15-077-22102-0100Active OilSandRidge Exploration and Production LLC
Thomas 'A' 1 15-077-21585Active GasAGV Corp.
Thomas 17-34-7 1H 15-077-22127-0100Active OilBCE-Mach LLC
Troyer 1 15-077-21186-0001Active GasMessenger Petroleum, Inc.
Truby 1 15-077-21285Active GasHG Oil Holdings, LLC
Truby 'B' 1 15-077-20138-0001Shut in Oil & gasHG Oil Holdings, LLC
Turner 3406 1-7H 15-077-21868-0100Active OilSandRidge Exploration and Production LLC
Turner 3406 2-7H 15-077-21891-0100Shut in OilSandRidge Exploration and Production LLC
Turner 3406 3-7H 15-077-21896-0100Active OilSandRidge Exploration and Production LLC
Turner 3406 5-7H 15-077-21918-0100Shut in OilSandRidge Exploration and Production LLC
Turner 3406 4-7H 15-077-21920-0100Shut in OilSandRidge Exploration and Production LLC
Turner 3406 6-7H 15-077-21924-0100Active OilSandRidge Exploration and Production LLC
Unruh 1 15-077-00100Active Oil—
Unruh 1-22 15-077-21605Active GasAmerican Warrior, Inc.
Valdois 1B-2 15-077-21167Active OilMcCoy Petroleum Corporation

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