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Mercer County, PA oil and gas wells

4,790 wells: 3,167 active, 441 plugged, 162 orphaned, run by 153 operators.

Figures from the Pennsylvania Department of Environmental Protection, updated 2026-10-19.

Top operators in Mercer

OperatorActiveWells here
DIVERSIFIED PROD LLC1,0651,151
DIAMOND ENERGY PARTNERS LLC565569
OWS ACQUISITION CO LLC393395
JMG ENERGY LLC177178
OWS ENERGY LLC145145
ALLEN ENERGY LLC122122
COBRA RESOURCES LLC107124
LEGACY OGC LLC9292
DJR WELL SERVICES INC9194
NATL FUEL GAS SUPPLY CORP6483
DVY ENERGY LLC5555
WES OIL & GAS LLC5252
HILCORP ENERGY CO4870
BOCOR HOLDINGS LLC3944
PIN OAK ENERGY PARTNERS LLC3738
MCCOMB OIL INC2225
EVERFLOW EASTERN INC1925
MILLENNIUM OIL & GAS INC1517
ENERGY EXPLORATION & DEV LTD1112
PM BORTZ & ASSOC23
ALLEN DANIEL W22
GERALD MCDOWELL22
HULSE RONALD D22
ROLLINS LESTER G22
WINNER JAMES JR22

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
BYERS 1 37-085-21433Active Oil & gasDIVERSIFIED PROD LLC
BYERS 2 37-085-22496Active Oil & gasDIVERSIFIED PROD LLC
BYERS 3 37-085-22568Active Oil & gasDIVERSIFIED PROD LLC
BYLER 2 37-085-21616Active Oil & gasDIVERSIFIED PROD LLC
BYLER 21 37-085-22449Active Oil & gasDIVERSIFIED PROD LLC
BYLER 25 37-085-22492Active Oil & gasDIVERSIFIED PROD LLC
BYLER 28 37-085-22473Active GasDIVERSIFIED PROD LLC
BYLER 29 37-085-22465Active Oil & gasDIVERSIFIED PROD LLC
BYLER 3 37-085-21614Active Oil & gasDIVERSIFIED PROD LLC
BYLER 30 37-085-22581Active Oil & gasDIVERSIFIED PROD LLC
BYLER 32 37-085-22554Active Oil & gasDIVERSIFIED PROD LLC
BYLER 4 37-085-21664Active Oil & gasDIVERSIFIED PROD LLC
BYLER 47 37-085-22667Active Oil & gasDIVERSIFIED PROD LLC
BYLER 49 37-085-22521Active Oil & gasDIVERSIFIED PROD LLC
BYLER 57 37-085-22572Active Oil & gasDIVERSIFIED PROD LLC
BYLER 62 37-085-22651Active Oil & gasDIVERSIFIED PROD LLC
BYLER 66 37-085-22676Active Oil & gasDIVERSIFIED PROD LLC
BYLER 68 37-085-22646Active Oil & gasDIVERSIFIED PROD LLC
BYLER 69 37-085-22677Active Oil & gasDIVERSIFIED PROD LLC
BYLER 7 37-085-21669Active Oil & gasDIVERSIFIED PROD LLC
BYLER 76 37-085-22789Active Oil & gasDIVERSIFIED PROD LLC
BYLER 77 37-085-22850Active Oil & gasDIVERSIFIED PROD LLC
BYLER 78 37-085-22822Active Oil & gasDIVERSIFIED PROD LLC
BYLER 79D 37-085-23057Active Oil & gasDIVERSIFIED PROD LLC
BYLER 80 37-085-22791Active Oil & gasDIVERSIFIED PROD LLC
BYLER 81 37-085-22953Active Oil & gasDIVERSIFIED PROD LLC
BYLER 83 37-085-22906Active Oil & gasDIVERSIFIED PROD LLC
BYLER 84 37-085-22886Active Oil & gasDIVERSIFIED PROD LLC
BYLER 86 37-085-22908Active Oil & gasDIVERSIFIED PROD LLC
BYLER 90 37-085-23138Active Oil & gasDIVERSIFIED PROD LLC
BYLER E & L 1WE 37-085-24151Active GasDIAMOND ENERGY PARTNERS LLC
BYLER I & R 1 37-085-24083Active GasDIAMOND ENERGY PARTNERS LLC
BYLER L 1 37-085-24581Active GasDVY ENERGY LLC
BYLER R 1 37-085-24592Active GasDVY ENERGY LLC
BYLER R 2 37-085-24593Active GasDVY ENERGY LLC
BYLER UNIT 10 37-085-22033Active Oil & gasDIVERSIFIED PROD LLC
BYLER UNIT 26 37-085-22482Active Oil & gasDIVERSIFIED PROD LLC
BYLER UNIT 31 37-085-22466Active Oil & gasDIVERSIFIED PROD LLC
BYLER UNIT 50 37-085-22527Active Oil & gasDIVERSIFIED PROD LLC
BYLER UNIT 6 37-085-21678Active Oil & gasDIVERSIFIED PROD LLC
BYLER UNIT 67 37-085-22685Active Oil & gasDIVERSIFIED PROD LLC
BYLER UNIT 70 37-085-22652Active Oil & gasDIVERSIFIED PROD LLC
C & E ATKINSON 1 37-085-21545Active GasOWS ACQUISITION CO LLC
C & J AIELLO 1 37-085-21494Active GasOWS ACQUISITION CO LLC
C & L MILLER 2 37-085-21408Active GasOWS ACQUISITION CO LLC
C & M SONNTAG 1 37-085-21443Active GasOWS ACQUISITION CO LLC
C BARROWS UNIT 1 37-085-20477Active GasDIAMOND ENERGY PARTNERS LLC
C BENTLEJEWSKI 1 37-085-22065Active GasDIAMOND ENERGY PARTNERS LLC
C BUCHANAN 1 37-085-22770Active Oil & gasJMG ENERGY LLC
C BUCHANAN 2 37-085-22796Active Oil & gasJMG ENERGY LLC
C C EDEBURN 2 37-085-90015Orphaned Dry hole—
C CARNAHAN 1 37-085-22879Active Oil & gasJMG ENERGY LLC
C CARNAHAN 2 37-085-22880Active Oil & gasJMG ENERGY LLC
C CROUSER 1 37-085-23425Active GasJMG ENERGY LLC
C CYPHERT 1 37-085-21510Active GasOWS ACQUISITION CO LLC
C DETWEILER 1 37-085-22700Active Oil & gasDIAMOND ENERGY PARTNERS LLC
C FOLTZ 1 37-085-20760Active Oil & gasDIVERSIFIED PROD LLC
C FOLTZ 2 37-085-20761Active Oil & gasDIVERSIFIED PROD LLC
C FRANCIS 1 37-085-23264Active GasDIAMOND ENERGY PARTNERS LLC
C JAMES W MCELWAIN UNIT 1 37-085-21549Active GasDIVERSIFIED PROD LLC
C KIRSCH 1 37-085-22849Active Oil & gasDIAMOND ENERGY PARTNERS LLC
C KNIERMAN 1 37-085-23073Active Oil & gasALLEN ENERGY LLC
C L AMON 3641 37-085-00100Active StorageNATL FUEL GAS SUPPLY CORP
C L AMON 4913 37-085-00110Active StorageNATL FUEL GAS SUPPLY CORP
C L AMON 5573 37-085-00054Active StorageNATL FUEL GAS SUPPLY CORP
C LEVETO UNIT 2 37-085-22371Active GasJMG ENERGY LLC
C M HART 4916 37-085-00112Active ServiceNATL FUEL GAS SUPPLY CORP
C MARSTELLER UNIT 2 37-085-21742Active GasJMG ENERGY LLC
C MILLER UNIT 1 37-085-22516Active GasDIAMOND ENERGY PARTNERS LLC
C MORRISON UNIT 1 37-085-20328Active GasJMG ENERGY LLC
C MORRISON UNIT 3 37-085-22443Active GasJMG ENERGY LLC
C REED 1 37-085-22520Active Oil & gasJMG ENERGY LLC
C S NICKLIN 3 (MFA-4-R) 37-085-00218Active OilMCCOMB OIL INC
C S NICKLIN 4 (MFA-4-R) 37-085-00217Active OilMCCOMB OIL INC
C S OSBORNE 4930 37-085-20069Active StorageNATL FUEL GAS SUPPLY CORP
C S OSBORNE 5998 37-085-20113Active Oil & gasDIVERSIFIED PROD LLC
C S WRIGHT 1 (MFA-6-R) 37-085-00221Orphaned UnknownPA DEP OFC OIL & GAS MGMT
C S WRIGHT 4 (MFA-6-R) 37-085-00222Orphaned UnknownPA DEP OFC OIL & GAS MGMT
C S WRIGHT 6 (MFA-6-R) 37-085-00169Active OilMCCOMB OIL INC
C S WRIGHT 8 (MFA-6-R) 37-085-00223Orphaned UnknownPA DEP OFC OIL & GAS MGMT
C. & V. FRY 1-72 37-085-20448Active GasCOBRA RESOURCES LLC
C. JEWELL 3 37-085-21021Active Oil & gasDIVERSIFIED PROD LLC
C. LEVETO 1 37-085-21079Active GasJMG ENERGY LLC
C. MARSTELLER 1 37-085-21086Active GasJMG ENERGY LLC
C. MCQUISTON 1 37-085-21189Active GasDIVERSIFIED PROD LLC
C. MORRISON UNIT 4 37-085-21242Active GasJMG ENERGY LLC
CALLAHAN 3 37-085-22272Active Oil & gasDIVERSIFIED PROD LLC
CAMERON 2 37-085-22617Active Oil & gasDIVERSIFIED PROD LLC
CAMERON 3 37-085-22940Active Oil & gasDIVERSIFIED PROD LLC
CAMERON UNIT 1 37-085-22061Active Oil & gasDIVERSIFIED PROD LLC
CAMPBELL 1 37-085-23263Active GasDIAMOND ENERGY PARTNERS LLC
CAMPBELL 2 37-085-21981Active Oil & gasDIVERSIFIED PROD LLC
CAMPBELL 3 37-085-22032Active Oil & gasDIVERSIFIED PROD LLC
CAMPBELL 4 37-085-23447Active GasDIAMOND ENERGY PARTNERS LLC
CAMPBELL 5 37-085-23432Active GasDIAMOND ENERGY PARTNERS LLC
CAMPBELL 6 37-085-22616Active Oil & gasDIVERSIFIED PROD LLC
CAMPBELL D 1 37-085-24181Active GasOWS ACQUISITION CO LLC
CAMPBELL FARMAKIS 1 37-085-23066Active Oil & gasDJR WELL SERVICES INC
CAMPBELL UNIT 6 37-085-23458Active GasDIAMOND ENERGY PARTNERS LLC
CAMPGROUNDS UNIT 1 37-085-21091Active GasOWS ACQUISITION CO LLC

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