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Williamson County, IL oil and gas wells

723 wells: 0 active, 479 plugged, run by 182 operators.

Figures from the Illinois State Geological Survey, updated 2026-10-17.

Top operators in Williamson

OperatorActiveWells here
C. E. Brehm Drilling & Prod.088
ISGS041
Budmark Oil Co., Inc.036
Brehm, C. E. Drilling & Prod.023
Brehm, C. E. Drilling & Producing023
Dull, Joe A.022
Rehn, E. E.021
Vaughn, A. B.020
Gallagher, Victor R.018
Bufay Oil Company017
Morris, Eugene E.017
Mutual Oil & Gas Co.017
Soil Conservation Service015
C.I.P.S.014
Bartmes, Ross010
Gulf Oil Corporation010
Paragon Oil Company, Inc.010
P R S09
National Associated Petroleum Co.08
Calvert Drilling, Inc.07
Central Illinois Public Service07
DeMier Oil Company07
Fulford, J. E.06
Illinois State Geological Survey06
Mid-Continent Methane, Inc.06

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
LaSalle National Bank, Trustee 3 12-199-01945Plugged Dry holeRehn, E. E.
LaSalle Trustee 1 12-199-01932Plugged Dry holeCalvert Drilling, Inc.
Ladd 1 12-199-02571Plugged Dry holeBrehm, C. E. Drilling & Producing
Ladd 2 12-199-02572Plugged Dry holeC. E. Brehm Drilling & Prod.
Lamaster 1 12-199-02447Plugged Dry holeC. E. Brehm Drilling & Prod.
Lindsay-Clayton "0" 1 12-199-02462Plugged Dry holeNational Associated Petroleum Co.
Lindsay-Sanders 1 12-199-02199Plugged Dry holeNational Associated Petroleum Co.
Little Fair 1-B 12-199-02507Plugged OilBrehm, C. E. Drilling & Producing
Littlefair 3-B 12-199-02512Plugged Dry holeBrehm, C. E. Drilling & Prod.
Littlefair 3-B 12-199-02512-0100Plugged Dry holeBrehm, C. E. Drilling & Prod.
Littlefair 2-B 12-199-02532Plugged OilC. E. Brehm Drilling & Prod.
Lobree 1 12-199-22677Plugged Dry holeC. E. Brehm Drilling & Prod.
Lockhard George 1 12-199-01095Plugged Dry holeCarolyn Oil
Lovan 1 12-199-02548Plugged Dry holeDull, Joe A.
MADISON 1 12-199-02453-0100Plugged Dry holeBufay Oil Company
MVC 1-13 12-199-23949Plugged UnknownMuirfield Resources Co.
Mack 1 12-199-02588Plugged Dry holeC. E. Brehm Drilling & Prod.
Mack Oeth Community 1 12-199-22634Plugged Dry holeC. E. Brehm Drilling & Prod.
Madison A-1 12-199-01207Plugged Dry holeShell Oil Company
Madison B-1 12-199-01289Plugged Dry holeShell Oil Company
Madison A-1 12-199-02184Plugged Dry holeMutual Oil & Gas Co.
Madison C-1 12-199-02185Plugged Dry holeMutual Oil & Gas Co.
Madison D-1 12-199-02187Plugged Dry holeMutual Oil & Gas Co.
Madison G-1 12-199-02206Plugged Dry holeLobree
Madison 1 12-199-02372-0100Plugged Dry holeBufay Oil Company
Madison 4 12-199-02398Plugged Dry holeBufay Oil Company
Madison S-2 12-199-02401Plugged OtherBufay Oil Company
Madison 6 12-199-02404Plugged Dry holeBufay Oil Company
Madison 1-23 12-199-23885-0100Plugged Dry holeWalters, Mannon L. Inc.
Madison "E" 6 12-199-02254Plugged Dry holeMutual Oil & Gas Co.
Madison "F" 1 12-199-02200Plugged Dry holeMutual Oil & Gas Co.
Madison Coal A-1 12-199-01946Plugged OilPhillips Petroleum Co.
Madison Coal E-5 12-199-02219-0200Plugged ServiceC.I.P.S.
Madison Coal D-1 12-199-02222Plugged Dry holeShaw, Obie
Madison Coal C-1 12-199-02238Plugged Dry holeFulford, J. E.
Madison Coal G-3 12-199-02361Plugged GasCentral Illinois Public Service
Madison Coal 9 12-199-22616Plugged Dry holeBufay Oil Company
Madison Coal 1 12-199-22625Plugged OilDull, Joe A.
Madison Coal 1 12-199-22641Plugged Dry holeBrehm, C. E. Drilling & Producing
Madison Coal 1 12-199-22641-0100Plugged Dry holeBrehm, C. E. Drilling & Producing
Madison Coal K-4 12-199-22693Plugged Dry holeMorris, Eugene E.
Madison Coal "A" 2 12-199-02242Plugged Dry holeFulford, J. E.
Madison Coal "B" 6 12-199-02190Plugged Dry holePhillips Petroleum Co.
Madison Coal "B" Lease B-3 12-199-02212-0100Plugged InjectionMutual Oil & Gas Co.
Madison Coal Co. 2 12-199-02383Plugged Dry holeBufay Oil Company
Madison Coal Company S-1 12-199-02372Plugged OtherBufay Oil Company
Madison Coal Company 1 12-199-02446Plugged OilStroud, Jack W.
Madison Coal Company "A" 1 12-199-02228Plugged Dry holeNational Associated Petroleum Co.
Madison Coal Company "B" 1 12-199-02226Plugged Dry holeNational Associated Petroleum Co.
Madison Coal Corp. K-3 12-199-02343Plugged Dry holeMorris, Eugene E.
Madison Coal Corp. 1 12-199-02508Plugged Dry holeVaughn, A. B.
Madison Coal Corp. "K" 1 12-199-02231Plugged Dry holeFulford, J. E.
Mandrell, Sims 1 12-199-01872Plugged Dry holeArrow Drilling Co.
Mann 1 12-199-02150Plugged Dry holeHoward, Ellis M.
Mann, Richard 1 12-199-01950Plugged OilDayton, Ward W.
Marrs 1-F 12-199-22661Plugged OilC. E. Brehm Drilling & Prod.
May 1 12-199-22736Plugged Dry holeC. E. Brehm Drilling & Prod.
May - Malone 1 12-199-02368Plugged Dry holeMorris, Eugene E.
McDonald 1-B 12-199-02522-0100Plugged DisposalBrehm, C. E. Drilling & Prod.
McIntyre, John A. Community 1 12-199-02151Plugged Dry holeO'Neal, C. E. & Co.
Meadow Lark Farms Inc. 1 12-199-23421-0100Plugged Dry holeAshland Exploration, Inc.
Midgett, C. 1 12-199-23232Plugged Dry holeMonjeb Minerals, Inc.
Mifflin 1 12-199-02416Plugged Dry holeDull, Joe A.
Mifflin, Harry 1 12-199-02149Plugged Dry holeBartmes, Ross
Mine No 15 1 12-199-01204Plugged OtherOld Ben Coal Co.
Mine No 15 2 12-199-01205Plugged OtherOld Ben Coal Co.
Mine No 15 4 12-199-01206Plugged OtherOld Ben Coal Co.
Minton 1-V 12-199-01537Plugged Dry holeAdkins, E. S.
Missouri Improvment Co. 2 12-199-02295Plugged Dry holeU & E Drilling
Missouro Improvment Co. 1 12-199-02293Plugged Dry holeStapp, Jack
Mistele-Parks 1 12-199-02308Plugged Dry holeMONO Corporation
Mitchell 6 12-199-02111-0100Plugged InjectionPodolsky, Bernard
Mitchell 7 12-199-02143-0200Plugged InjectionPodolsky Oil Co.
Mitchell 1 12-199-23367Plugged OilWheaton & Co. Petroleum
Mitchell Heirs 1 12-199-01889Plugged Dry holeE. F.Moran, Inc.
Mitchell, Henry 1 12-199-02098Plugged OilGulf Oil Corporation
Mitchell, Henry 2 12-199-02102-0100Plugged OilGulf Oil Corporation
Mitchell, Henry 3 12-199-02105Plugged OilGulf Oil Corporation
Mitchell, Henry 4 12-199-02106-0100Plugged Water supplyPodolsky, Bernard
Mitchell, Henry 5 12-199-02109Plugged UnknownGulf Oil Corporation
Mitchell, Henry 1 12-199-02127Plugged Dry holeMitchell, Q. B.
Mitchell, Henry etal 1 12-199-01888Plugged Dry holeCalvert Drilling, Inc.
Mitchell-Snodsmith 1 12-199-02589Plugged Dry holeC. E. Brehm Drilling & Prod.
Moore 1 12-199-01031Plugged Dry holeDoran, Paul
Moore 1-B 12-199-02511Plugged Dry holeBrehm, C. E. Drilling & Prod.
Moren, J. A. Et. Al. 1 12-199-02011Plugged Dry holeSuperior Oil Company
Morgan Coal 5 12-199-23471Plugged OtherBudmark Oil Co., Inc.
Morgan Coal 7 12-199-23482Plugged Dry holeBudmark Oil Co., Inc.
Morgan Coal -Eigenrauch 1 12-199-02344Plugged OilVaughn, A. B.
Morgan Coal Co. 1 12-199-01879Plugged Dry holeCalvert Drilling, Inc.
Morgan Coal West 1 12-199-23177Plugged Dry holeVaughn, A. B.
Morris 1 12-199-02126Plugged Dry holeKuzmich, R. W.
Morris 1 12-199-02515Plugged Dry holeC. E. Brehm Drilling & Prod.
Morris - Weisbrodt Comm. 1 12-199-02010-0100Plugged OilPruett, T. M.
Morris - Weisbrodt Comm. 1 12-199-02010-0300Plugged OilCoal, Oil and Gas Corp.
Motsinger-Moulton 1 12-199-01930Plugged UnknownCoombs, John R.
Moulton 1 12-199-22752Plugged Dry holeC. E. Brehm Drilling & Prod.
Murphy-Bowman 1 12-199-23266Plugged Dry holeABC Oil Producers
Mutual Oil & Gas 1 12-199-22660Plugged OilC. E. Brehm Drilling & Prod.
Neiber 1 12-199-01100-0100Plugged Dry holeAustin Oil & Gas

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