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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
HALVERSON 33-14 33-061-00213Plugged Dry holeTRUE OIL CO.
HALVORSON 1-18 33-061-00292Plugged Dry holeDOME PETROLEUM CORP.
HANSEN 18-19H 33-061-02002Plugged Oil & gasLIME ROCK RESOURCES III-A, L.P.
HAROLD JOHNSON 1 33-061-00103Plugged Dry holeRUDMAN-RUTLEDGE
HARSTAD 10-1 33-061-00215Plugged Oil & gasBROOKS EXPLORATION, INC.
HARSTAD 14-43 33-061-00249Plugged Oil & gasNEXEN OIL AND GAS U.S.A. INC.
HARSTAD 29-21 33-061-00259Plugged Oil & gasBWAB, INC.
HARSTAD ET AL 1 33-061-00202Plugged Oil & gasC. LEE MUELLER
HARSTAD ET AL 2 33-061-00203Plugged Oil & gasBROOKS EXPLORATION, INC.
HAZEL ROLFE 1 33-061-00200Plugged Dry holeTRIGOOD OIL CO.
HELIX 5393 41-4 4T2 33-061-03296Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HELIX 5393 41-4 5T 33-061-03297Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HELIX 5393 41-4 6T3 33-061-03298Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HELIX 5393 41-4 7B 33-061-03299Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HELIX 5393 41-4 8T2 33-061-03300Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HELLING TRUST FEDERAL 5494 42-22 12T2 33-061-03063Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HELLING TRUST FEDERAL 5494 42-22 15T3 33-061-03061Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HELLING TRUST FEDERAL 5494 42-22 9T 33-061-03062Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HELLING TRUST FEDERAL 5494 43-22 13T2 33-061-03053Plugged Oil & gasOASIS PETROLEUM NORTH AMERICA LLC
HG 1-14H 33-061-00551Plugged Oil & gasEOG RESOURCES, INC.
HILL 1 33-061-00316Plugged Oil & gasA & M OIL & GAS
HILL ET AL 5-1 33-061-00214Plugged Dry holeDONALD C. SLAWSON
HOLTE 12-4 33-061-00446Plugged Dry holeSAMUEL GARY JR. & ASSOCIATES, INC.
HOOVER 14-1TFX 33-061-01980Plugged Oil & gasWHITING OIL AND GAS CORPORATION
HOOVER 14-1XH 33-061-01536Plugged Oil & gasWHITING OIL AND GAS CORPORATION
HOSETH 1 33-061-00318Plugged Dry holeSOLAR PETROLEUM, INC.
HOSETH 17-43 33-061-00207Plugged Dry holeBROWNLIE, WALLACE, ARMSTRONG, BANDER
HOVDA 36-44 33-061-00211Plugged Dry holeBROWNLIE, WALLACE, ARMSTRONG, BANDER
HOWE 1 33-061-00431Plugged Oil & gasCHESAPEAKE OPERATING, INC.
HOWE 12-9 33-061-00401Plugged Oil & gasWHITING OIL AND GAS CORPORATION
HOWE 2 33-061-00432Plugged Dry holeCOMDISCO EXPLORATION, INC.
HOWELL 15-44 33-061-00270Plugged Dry holeMARATHON OIL COMPANY
HOWELL SWD 1 33-061-00301Plugged Dry holeMEGA CORP.
J. HORST 1-11H 33-061-00493Plugged Oil & gasHESS BAKKEN INVESTMENTS II, LLC
JACKSON 1 33-061-00171Plugged Dry holeMONSANTO CHEMICAL CO.
JACOBS STATE 42-34 33-061-00300Plugged Dry holeTRUE OIL CO.
JAHA 17-11 33-061-00206Plugged Dry holeBROWNLIE, WALLACE, ARMSTRONG, BANDER
JAMES HILL 1-31H 33-061-01081Plugged Oil & gasHESS BAKKEN INVESTMENTS II, LLC
JASPER L USA 34-5H 33-061-01262Plugged Oil & gasMARATHON OIL COMPANY
JELLESED 1 33-061-00217Plugged Oil & gasTYREX OIL CO.
JELLESED 1-10 33-061-00309Plugged Oil & gasSTEPHENS WILLISTON, LLC DBA SEG WILLISTON, LLC
JELLESED 1-11X 33-061-00337Plugged Oil & gasBROOKS EXPLORATION, INC.
JELLESED 1-3 33-061-00308Plugged Oil & gasSTEPHENS WILLISTON, LLC DBA SEG WILLISTON, LLC
JELLESED 13-21 33-061-00350Plugged Oil & gasTYREX OIL CO.
JELLESED ET AL 1-11 33-061-00225Plugged Oil & gasBROOKS EXPLORATION, INC.
JELLESED ET AL 2-11 33-061-00253Plugged Oil & gasBROOKS EXPLORATION, INC.
JELLESED-FEDERAL 1-14 33-061-00210Plugged DisposalSwanson Oil & Gas LLC
JENSEN 12-44 33-061-00257Plugged Dry holeMARATHON OIL COMPANY
JENSON 34-11TFH 33-061-02451Plugged Oil & gasMARATHON OIL COMPANY
JERSEY 29-6H 33-061-03000Plugged Dry holeCONTINENTAL RESOURCES, INC.
JN-HILL 2 33-061-00323Plugged Dry holeJN OIL & GAS
JOHN O. BARTELSON-STATE 1 33-061-00182Plugged Dry holeEMPIRE STATE OIL CO.
JOHN SKAAR 1 33-061-00092Plugged Oil & gasFLYING J EXPLORATION & PRODUCTION, INC.
JOHN SKAAR A 1 33-061-00094Plugged Dry holeAMERADA HESS CORPORATION
JOHNSON 31-17SWH 33-061-01826Plugged Dry holeXTO ENERGY INC
JOHNSON 1 33-061-00177Plugged Dry holeOCCIDENTAL PETROLEUM CORP.
JOHNSON 12-22 33-061-00418Plugged Oil & gasPRESIDIO EXPLORATION, INC.
JOHNSON 2 33-061-00437Plugged Dry holeDUNCAN ENERGY CO.
JOHNSON 23-33 33-061-00449Plugged Dry holeDUNCAN ENERGY CO.
JOHNSON 33 1-H 33-061-00676Plugged Oil & gasPhoenix Operating LLC
JOHNSON 41-17 33-061-00413Plugged Dry holePRESIDIO EXPLORATION, INC.
JOHNSON 7-5 33-061-00451Plugged Dry holeSAMUEL GARY JR. & ASSOCIATES, INC.
JOHNSON STATE 3-1 33-061-00321Plugged Dry holeUNION TEXAS PETROLEUM CORP.
JONES 19-33 33-061-00235Plugged Dry holeMARATHON OIL COMPANY
JORSTAD 9-34 33-061-00199Plugged Oil & gasWILLISTON INDUSTRIAL SUPPLY CORPORATION
JOSEPHINE DANCING BULL ET AL 1 33-061-00163Plugged Dry holeHUNT PETROLEUM CORP.
JUMA 1-1-1D 33-061-00282Plugged Dry holeGULF OIL CORP.
KALLEVIG 1 1 33-061-00339Plugged Dry holeENRON OIL & GAS CO.
KANNIANEN 43-33H 33-061-01402Plugged Oil & gasWHITING OIL AND GAS CORPORATION
KARBOWSKI 1 33-061-00237Plugged Dry holeSOUTH RANCH OIL COMPANY, INC.
KENNETH THOMPSON 1 33-061-00262Plugged Dry holeSUN EXPLORATION & PRODUCTION CO.
KIMBALL 14-35TFH 33-061-02721Plugged Oil & gasMARATHON OIL COMPANY
KJOS 14-13H 33-061-02225Plugged Oil & gasWHITING OIL AND GAS CORPORATION
KNOSHAUG 6-22 33-061-00378Plugged Dry holeAMERADA HESS CORPORATION
KOK 1-13 33-061-00274Plugged Oil & gasTURTLE MOUNTAIN GAS & OIL, INC.
KOK 13-13 33-061-00353Plugged Oil & gasPRESIDIO EXPLORATION, INC.
KOK 13-14 33-061-00450Plugged Oil & gasCHESAPEAKE OPERATING, INC.
KOK 2-13 33-061-00341Plugged Oil & gasENERGY EQUITY COMPANY
KOK 32-21 33-061-00390Plugged Oil & gasFOUNDATION ENERGY MANAGEMENT, LLC
KOK LYNNE 33-10 33-061-00383Plugged Dry holePRESIDIO EXPLORATION, INC.
KULCZYK 43X-17FXG2 33-061-04646Plugged Oil & gasXTO ENERGY INC
KULLAND 29-24 33-061-00255Plugged Dry holeMARATHON OIL COMPANY
KUSTER 14-17 33-061-00261Plugged Dry holeTRUE OIL CO.
KVAMME 2-1 33-061-00216Plugged Dry holeDONALD C. SLAWSON
Kulczyk 43X-17BXC 33-061-04753Plugged Oil & gasXTO ENERGY INC
L. C. ANDERSON 1 33-061-00072Plugged Dry holeWILLIAM HERBERT HUNT
L. TEXEL 21-35 33-061-00187Plugged Dry holeSHELL OIL CO.
LAREDO 26-1 33-061-00394Plugged Dry holeMARATHON OIL COMPANY
LAREDO 26-2 33-061-00434Plugged Dry holeMARATHON OIL COMPANY
LARSON STATE 41-22 33-061-00440Plugged Oil & gasTOM BROWN, INC.
LATTIN-REISTE 1-2 33-061-00342Plugged Oil & gasSTEPHENS WILLISTON, LLC DBA SEG WILLISTON, LLC
LEE STATE 44-16H 33-061-00622Plugged Oil & gasWHITING OIL AND GAS CORPORATION
LEN CARKUFF 1 33-061-00165Plugged Dry holeDAVIS OIL CO.
LEONARD J. GOETTLE 1 33-061-00174Plugged Dry holePAN AMERICAN PETROLEUM CORP.
LESTER 2 33-061-00430Plugged Dry holeDUNCAN ENERGY CO.
LIBERTY 22-12M 33-061-99188Plugged ServiceEOG RESOURCES, INC.
LIBERTY 3-14H 33-061-01412Plugged Oil & gasEOG RESOURCES, INC.
LIBERTY 100-26H 33-061-01014Plugged Oil & gasEOG RESOURCES, INC.
LIBERTY 101-12H 33-061-01015Plugged Oil & gasEOG RESOURCES, INC.
LIBERTY 102-01H 33-061-01393Plugged Oil & gasEOG RESOURCES, INC.

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