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Mountrail County, ND oil and gas wells

5,758 wells: 3,757 active, 657 plugged, run by 194 operators.

Figures from the North Dakota Industrial Commission, Oil and Gas Division, updated 2026-10-17.

Top operators in Mountrail

OperatorActiveWells here
HESS BAKKEN INVESTMENTS II, LLC7971,034
WHITING OIL AND GAS CORPORATION669835
EOG RESOURCES, INC.479953
SLAWSON EXPLORATION COMPANY, INC.440598
DEVON ENERGY WILLISTON, L.L.C.281311
MARATHON OIL COMPANY268329
OASIS PETROLEUM NORTH AMERICA LLC213326
HUNT OIL COMPANY135192
CONTINENTAL RESOURCES, INC.129177
LIME ROCK RESOURCES III-A, L.P.7281
Silver Hill Energy Operating, LLC6886
MUREX PETROLEUM CORPORATION3743
PETRO-HUNT, L.L.C.3547
SOGC, LLC3543
STEPHENS WILLISTON, LLC DBA SEG WILLISTON, LLC2232
XTO ENERGY INC1420
Phoenix Operating LLC1238
Swanson Oil & Gas LLC89
HESS WATER SERVICES LLC66
SELECT WATER SOLUTIONS, LLC510
PETROGULF CORPORATION44
FOUNDATION ENERGY MANAGEMENT, LLC335
FALCON MIDSTREAM SERVICES LLC36
ARGENT MIDSTREAM SOLUTIONS, LLC33
Tallgrass Water North Dakota, LLC33

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
LIBERTY LR 18-14H 33-061-01547Plugged Oil & gasEOG RESOURCES, INC.
LIEN 1-8 33-061-00389Plugged Oil & gasTURTLE MOUNTAIN GAS & OIL, INC.
LIEN 14-9 33-061-00400Plugged Oil & gasFOUNDATION ENERGY MANAGEMENT, LLC
LIEN 2-8 33-061-00392Plugged Oil & gasTURTLE MOUNTAIN GAS & OIL, INC.
LOCKEN SWD 3 33-061-90239Plugged DisposalSECURE ENERGY SERVICES USA, LLC
LOKKEN-RISSAN UNIT 1 33-061-00088Plugged Oil & gasFLYING J EXPLORATION & PRODUCTION, INC.
LOKKEN-RISSAN UNIT 2 33-061-00143Plugged Oil & gasFLYING J EXPLORATION & PRODUCTION, INC.
LOSTWOOD 31-8 33-061-00463Plugged Dry holeDUNCAN ENERGY CO.
LOSTWOOD STATE 1-36 33-061-00433Plugged Dry holeHONDO OIL & GAS CO.
LUMLEY 15-19 33-061-00197Plugged Dry holeBRALORNE INTERNATIONAL, INC.
LUND 42-9 33-061-00486Plugged Dry holeCEJA CORPORATION
LUNDS VALLEY 1 33-061-00470Plugged Dry holeSAMUEL GARY JR. & ASSOCIATES, INC.
LYNNE 1-14 33-061-00297Plugged Dry holeBELNORTH PETROLEUM CORP.
LYNNE 2-14 33-061-00444Plugged Oil & gasTURTLE MOUNTAIN GAS & OIL, INC.
LYNNE 3-10 33-061-00417Plugged Dry holeTURTLE MOUNTAIN GAS & OIL, INC.
LYNNE 33-2 33-061-00468Plugged InjectionFOUNDATION ENERGY MANAGEMENT, LLC
LYNNE 34-2 33-061-00352Plugged Oil & gasFOUNDATION ENERGY MANAGEMENT, LLC
LYNNE 43-2 33-061-00357Plugged Oil & gasFOUNDATION ENERGY MANAGEMENT, LLC
LYNNE STATE 33-11 33-061-00379Plugged Dry holePRESIDIO EXPLORATION, INC.
M. C. JORSTAD 1 33-061-00126Plugged Oil & gasRANCH OIL COMPANY
MAE OLSON 1 33-061-00220Plugged Dry holeMARATHON OIL COMPANY
MALLARD 5692 21-20 #2T 33-061-02664Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
MALLARD 5692 31-22 11T2 33-061-02874Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
MANDAN 13-14H 33-061-01564Plugged Oil & gasDEVON ENERGY WILLISTON, L.L.C.
MARK KOK 15-1 33-061-01810Plugged Oil & gasVECTA OIL & GAS, LTD.
MARTENS 1-4H 33-061-01170Plugged Oil & gasSOGC, LLC
MARTIN C. JORSTAD 1 33-061-00130Plugged DisposalWAYNE G. TODD D/B/A TIOGA DISPOSAL CO.
MARTIN C. JORSTAD 2 33-061-00137Plugged Oil & gasWILLISTON INDUSTRIAL SUPPLY CORPORATION
MARTIN C. JORSTAD 3 33-061-00144Plugged Oil & gasWILLISTON INDUSTRIAL SUPPLY CORPORATION
MARTIN C. JORSTAD 4 33-061-00149Plugged Oil & gasWILLISTON INDUSTRIAL SUPPLY CORPORATION
MARTIN C. JORSTAD 5 33-061-00151Plugged Oil & gasWILLISTON INDUSTRIAL SUPPLY CORPORATION
MARTIN C. JORSTAD 6 33-061-00155Plugged Oil & gasWILLISTON INDUSTRIAL SUPPLY CORPORATION
MARY R SMITH 5-8HX 33-061-01966Plugged Oil & gasDEVON ENERGY WILLISTON, L.L.C.
MARYAN SATHER A 1 33-061-00102Plugged Oil & gasFLYING J EXPLORATION & PRODUCTION, INC.
MARYAN SATHER A 2 33-061-00132Plugged Oil & gasFLYING J EXPLORATION & PRODUCTION, INC.
MARYAN SATHER A 3 33-061-00153Plugged Oil & gasAMERADA HESS CORPORATION
MARYAN SATHER T-1 1 33-061-00075Plugged Oil & gasFLYING J EXPLORATION & PRODUCTION, INC.
MASON 2-11HW 33-061-01977Plugged Oil & gasDEVON ENERGY WILLISTON, L.L.C.
MCNALLEY 1-33 33-061-00329Plugged Dry holeBROOKS EXPLORATION, INC.
MERGANSER STATE 44-16TFH 33-061-01695Plugged Oil & gasWHITING OIL AND GAS CORPORATION
MILDRED 44-11TFH 33-061-02542Plugged Oil & gasMARATHON OIL COMPANY
MIMIR URAN 11-11H 33-061-00855Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
MINNIE LEE 1 33-061-00099Plugged Oil & gasAMERADA HESS CORPORATION
MOC WHILLOCK 1-5 33-061-00349Plugged Dry holeMARATHON OIL COMPANY
MOE 1 33-061-00483Plugged Dry holeNEXEN OIL AND GAS U.S.A. INC.
MOEN 1-23 33-061-00466Plugged Dry holeBROOKS EXPLORATION, INC.
MOEN 11-1 33-061-00327Plugged Dry holeUNION TEXAS PETROLEUM CORP.
MONTGOMERY 1-12-4D 33-061-00244Plugged Oil & gasSTEPHENS WILLISTON, LLC DBA SEG WILLISTON, LLC
MOORE 14-7XH 33-061-01310Plugged Oil & gasWHITING OIL AND GAS CORPORATION
MORROW 44X-26 33-061-00190Plugged Dry holeSHELL OIL CO.
MYERS 1 33-061-00448Plugged Dry holeDUNCAN ENERGY CO.
MYLO MONITOR 1 33-061-01184Plugged ServiceMARATHON OIL COMPANY
MYLO MONITOR 2 33-061-01185Plugged ServiceMARATHON OIL COMPANY
MYLO WOLDING 24-11H 33-061-02036Plugged Oil & gasMARATHON OIL COMPANY
N&D 1-05H 33-061-00521Plugged Oil & gasEOG RESOURCES, INC.
NELS J. KJELLBERG 1 33-061-00175Plugged Dry holePAN AMERICAN PETROLEUM CORP.
NELS JOHNSBERG 1 33-061-00052Plugged Dry holeO. W. R. OIL - WHITSON INC.
NELS WANGERUD 1 33-061-00081Plugged Oil & gasSKELLY OIL CO.
NELSON 1-11H 33-061-00498Plugged Oil & gasHESS BAKKEN INVESTMENTS II, LLC
NELSON 1-24-2B 33-061-00287Plugged Dry holeGULF OIL CORP.
NELSON 1-3 33-061-00304Plugged Oil & gasBROOKS EXPLORATION, INC.
NELSON FARMS 11-19H 33-061-00509Plugged Oil & gasHESS BAKKEN INVESTMENTS II, LLC
NELSON FLB 1-35 33-061-00335Plugged Dry holeBROOKS EXPLORATION, INC.
NESET 1 33-061-00334Plugged Dry holePINTAIL PETROLEUM INC.
NESET 1-28 33-061-00250Plugged Dry holeMARTIN OIL CO.
NESTE CHRISTENSON 28-1 33-061-00348Plugged Dry holeUNION TEXAS PETROLEUM CORP.
NESTE OSTDAHL 15-1 33-061-00371Plugged Dry holeUNION TEXAS PETROLEUM CORP.
NEXEN OLSON 2H 33-061-00484Plugged Oil & gasSTEPHENS WILLISTON, LLC DBA SEG WILLISTON, LLC
NICHOLS 1-14H 33-061-00826Plugged Oil & gasSOGC, LLC
NIELSEN K-35 33-061-00458Plugged Dry holeLUFF EXPLORATION COMPANY
NIEMITALO 31-15-2XH 33-061-03863Plugged Oil & gasWHITING OIL AND GAS CORPORATION
NIGHTTRAIN 1-15 33-061-00461Plugged Oil & gasSLAWSON EXPLORATION COMPANY, INC.
NORDQUIST B 1 33-061-00393Plugged Dry holeARMSTRONG OPERATING, INC.
NORTH DAKOTA "G" 1 33-061-00078Plugged Oil & gasFLYING J EXPLORATION & PRODUCTION, INC.
NORTH DAKOTA N 1 33-061-00168Plugged Dry holeAMERADA HESS CORPORATION
NORTHROCK ET AL MEIERS 1 33-061-00464Plugged Dry holeNORTHROCK RESOURCES, INC.
O. JOHNSON UNIT 1 33-061-00176Plugged Dry holeTENNECO OIL CO.
OLE NESET 1 33-061-00145Plugged Dry holeAMERADA HESS CORPORATION
OLIVER KORTERUD 1-12-3D 33-061-00227Plugged Dry holeGULF OIL CORP.
OLSON 1-20 33-061-00320Plugged Oil & gasBROOKS EXPLORATION, INC.
OLSON 12-20 33-061-00447Plugged Oil & gasWILLISTON INDUSTRIAL SUPPLY CORPORATION
ORTLOFF 13-28 33-061-00246Plugged Dry holeKISSINGER PETROLEUM CORP.
ORVILLE HARSTAD 30-41 33-061-00221Plugged Oil & gasBWAB, INC.
ORVILLE NORDQUIST 1 33-061-00382Plugged Dry holeARMSTRONG OPERATING, INC.
OSCAR SATHER 1 33-061-00119Plugged Dry holeAMERADA HESS CORPORATION
OYNES 1-B5 33-061-00231Plugged Dry holeUNION OIL COMPANY OF CALIFORNIA
PALMER 1 33-061-00313Plugged Dry holeBHP PETROLEUM COMPANY, INC.
PAN AMERICAN - STATE 1 33-061-00154Plugged Oil & gasPAN AMERICAN PETROLEUM CORP.
PAN AMERICAN - STATE 2 33-061-00157Plugged Oil & gasPAN AMERICAN PETROLEUM CORP.
PARSHALL 157-2127H 33-061-02985Plugged Dry holeEOG RESOURCES, INC.
PARSHALL 200-10 SWD 33-061-90340Plugged DisposalParshall SWD, LLC
PARSHALL 5-21H 33-061-00632Plugged Oil & gasEOG RESOURCES, INC.
PARSHALL 10-29H 33-061-00967Plugged Oil & gasEOG RESOURCES, INC.
PARSHALL 100-22H 33-061-01143Plugged Oil & gasEOG RESOURCES, INC.
PARSHALL 147-1608H 33-061-03099Plugged Oil & gasEOG RESOURCES, INC.
PARSHALL 159-2127H 33-061-03050Plugged Oil & gasEOG RESOURCES, INC.
PARSHALL 408-15M 33-061-03003Plugged ServiceEOG RESOURCES, INC.
PARSHALL 54-1014H 33-061-02845Plugged Oil & gasEOG RESOURCES, INC.
PARSHALL 56-0806H 33-061-03007Plugged Oil & gasEOG RESOURCES, INC.
PARSHALL 64-16H 33-061-02920Plugged Oil & gasEOG RESOURCES, INC.

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