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Washington County, IL oil and gas wells

3,312 wells: 0 active, 2,121 plugged, run by 674 operators.

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

Top operators in Washington

OperatorActiveWells here
Oelze, Elmer Jr.0280
Sun Production Co (Sun Oil)0156
Magnolia Petroleum Company0132
Estate of N.A. Baldridge0109
Shell Oil Company099
Oelze Equipment Co., L.L.C.084
Jet Oil Company073
Phillips Petroleum, Co.066
Illinois Power Co.058
Mazzarino, M.054
Hopkins, Dale049
Gulf Refining Company046
Collins Brothers Oil Company041
Evans, Charles T.039
Self, Eddie M.039
Brehm, C. E. Drilling & Producing038
Obering, Earnest A.037
Sherman, Ernest035
Baldridge, N. A. Drlg.033
Gulf Oil Corporation033
National Associated Petroleum Co.027
Farm Feeds Const., Inc.023
Inland Oil Co023
Baldridge Oil Co.020
Canter Drilling Co.019

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
Chwasczinski 1 12-189-00610Plugged Dry holeHopkins, Dale
Clemens Ira C 1 12-189-01855Plugged Dry holeHerley, David F.
Clemens, Ira C 1 12-189-01855-0100Plugged OilLomelino Oil Co.
Coburn 1 12-189-01896Plugged Dry holeEstate of N.A. Baldridge
Cohlmeyer Ralph 1 12-189-00548Plugged Dry holeCollins Brothers Oil Company
Cohlmeyer Wm 1 12-189-01904Plugged Dry holeWeiss Albert
Cohlmeyer, Roger Community 1 12-189-01094Plugged OilEstate of N.A. Baldridge
Cohlmeyer, William 1 12-189-01808Plugged OilEstate of N.A. Baldridge
Cohn 1 12-189-00918-0100Plugged Dry holeVanHoorebeke, Herbert
Cohn 1 12-189-00919Plugged Dry holeBrehm, C. E. Drilling & Producing
Cohn, Etal 1 12-189-00919-0100Plugged OilVan Hoorebeke, Herbert
Collmeyer 1 12-189-02902Plugged Dry holeTransAmerican Oil & Gas Co., Ltd.
Collmeyer 1 12-189-23775Plugged Dry holeMidwest Oil Producers
Collmeyer Etal H W 1 12-189-01198Plugged Dry holeRock Island Refining Corp.
Colvin Ida M 1 12-189-00023Plugged Dry holeOhio Oil Company, The
Cooper 1 12-189-00010Plugged Dry holePetro Oil & Gas Co
Cooper Stanton 2 12-189-00012Plugged Dry hole—
Cooper Stanton 2 12-189-00012-0100Plugged Dry hole—
Cooper Stanton 3 12-189-00013Plugged Dry holeANGELICA OIL CO.
Cooper Stanton 3 12-189-00013-0100Plugged Dry hole—
Cope 2 12-189-01331Plugged OilRutherford, Homer
Cope C-3 12-189-01351Plugged Dry holeRutherford, Homer
Core Hole 50 12-189-02144Plugged OtherPhillips Petroleum, Co.
Core Hole 49 12-189-02161Plugged OtherPhillips Petroleum, Co.
Core Hole 1 12-189-02180Plugged OtherPhillips Petroleum, Co.
Core Hole 2 12-189-02181Plugged OtherPhillips Petroleum, Co.
Core Hole 2 12-189-02182Plugged OtherPhillips Petroleum, Co.
Core Hole 3 12-189-02183Plugged OtherPhillips Petroleum, Co.
Core Hole 5 12-189-02184Plugged OtherPhillips Petroleum, Co.
Core Hole 6 12-189-02185Plugged OtherPhillips Petroleum, Co.
Core Hole 7 12-189-02186Plugged OtherPhillips Petroleum, Co.
Core Hole 57 12-189-02190Plugged OtherPhillips Petroleum, Co.
Core Hole 62 12-189-02191Plugged OtherPhillips Petroleum, Co.
Core Hole 61 12-189-02195Plugged OtherPhillips Petroleum, Co.
Core Hole 7 12-189-02215Plugged OtherPhillips Petroleum, Co.
Core Hole 3 12-189-02216Plugged OtherPhillips Petroleum, Co.
Core Hole 53 12-189-02218Plugged OtherPhillips Petroleum, Co.
Core Hole 5 12-189-02224Plugged OtherPhillips Petroleum, Co.
Core Hole 4 12-189-02244Plugged OtherPhillips Petroleum, Co.
Core Hole 52 12-189-02253Plugged OtherPhillips Petroleum, Co.
Core Hole 47 12-189-02264Plugged OtherPhillips Petroleum, Co.
Core Hole 48 12-189-02267Plugged OtherPhillips Petroleum, Co.
Core Hole 46 12-189-02279Plugged OtherPhillips Petroleum, Co.
Core Hole 54 12-189-02280Plugged OtherPhillips Petroleum, Co.
Core Hole 11 12-189-24759Plugged OtherGulf Oil Corporation
Core Hole 16 12-189-24760Plugged OtherGulf Oil Corporation
Core Holr 55 12-189-02222Plugged OtherPhillips Petroleum, Co.
Core Holr 59 12-189-02223Plugged OtherPhillips Petroleum, Co.
Core Test 19 12-189-02143Plugged OtherPhillips Petroleum, Co.
Core Test 1 12-189-02145Plugged OtherPhillips Petroleum, Co.
Core Test 4 12-189-02146Plugged OtherPhillips Petroleum, Co.
Core Test 16 12-189-02147Plugged OtherPhillips Petroleum, Co.
Core Test 20 12-189-02148Plugged OtherPhillips Petroleum, Co.
Core Test 43 12-189-02149Plugged OtherPhillips Petroleum, Co.
Core Test 15 12-189-02152Plugged OtherPhillips Petroleum, Co.
Core Test 11 12-189-02154Plugged OtherPhillips Petroleum, Co.
Core Test 13 12-189-02173Plugged OtherPhillips Petroleum, Co.
Core Test 14 12-189-02174Plugged OtherPhillips Petroleum, Co.
Core Test 41 12-189-02175Plugged OtherPhillips Petroleum, Co.
Core Test 42 12-189-02177Plugged OtherPhillips Petroleum, Co.
Core Test 21 12-189-02193Plugged OtherPhillips Petroleum, Co.
Core Test 17 12-189-02194Plugged OtherPhillips Petroleum, Co.
Core Test 8 12-189-02196Plugged OtherPhillips Petroleum, Co.
Core Test 9 12-189-02197Plugged OtherPhillips Petroleum, Co.
Core Test 10 12-189-02198Plugged OtherPhillips Petroleum, Co.
Core Test 18 12-189-02199Plugged OtherPhillips Petroleum, Co.
Core Test 12 12-189-02203Plugged OtherPhillips Petroleum, Co.
Core Test 22 12-189-02204Plugged OtherPhillips Petroleum, Co.
Core Test 44 12-189-02205Plugged OtherPhillips Petroleum, Co.
Core Test 28 12-189-02217Plugged OtherPhillips Petroleum, Co.
Core Test 58 12-189-02220Plugged OtherPhillips Petroleum, Co.
Core Test 60 12-189-02221Plugged OtherPhillips Petroleum, Co.
Core Test 36 12-189-02232Plugged OtherPhillips Petroleum, Co.
Core Test 23 12-189-02238Plugged OtherPhillips Petroleum, Co.
Core Test 24 12-189-02239Plugged OtherPhillips Petroleum, Co.
Core Test 25 12-189-02240Plugged OtherPhillips Petroleum, Co.
Core Test 26 12-189-02241Plugged OtherPhillips Petroleum, Co.
Core Test 30 12-189-02242Plugged OtherPhillips Petroleum, Co.
Core Test 33 12-189-02243Plugged OtherPhillips Petroleum, Co.
Core Test 34 12-189-02245Plugged OtherPhillips Petroleum, Co.
Core Test 29 12-189-02251Plugged OtherPhillips Petroleum, Co.
Core Test 31 12-189-02252Plugged OtherPhillips Petroleum, Co.
Core Test 39 12-189-02259Plugged OtherPhillips Petroleum, Co.
Core Test 40 12-189-02263Plugged OtherPhillips Petroleum, Co.
Core Test 32 12-189-02266Plugged OtherPhillips Petroleum, Co.
Core Test 35 12-189-02269Plugged OtherPhillips Petroleum, Co.
Core Test 37 12-189-02277Plugged OtherPhillips Petroleum, Co.
Core Test 38 12-189-02278Plugged OtherPhillips Petroleum, Co.
Core Test 51 12-189-02281Plugged OtherPhillips Petroleum, Co.
Corty Heirs 1 12-189-02355Plugged Dry holeBrehm, C. E. Drilling & Producing
Coulter Comm 1 12-189-01736Plugged OilChicago Petro. Corp.
Coulter Stanley 1 12-189-01013Plugged Dry holeDuncan Oil Company
Coulter-Prest Comm. 1 12-189-02762Plugged Dry holeCrest Oil Co., Inc.
County Farm 1 12-189-01514Plugged Dry holeGriffith, Wilbur L.
Creed 1 12-189-01949Plugged Dry holeBaldridge, N. A. Drlg.
Creed 2 12-189-01982Plugged Dry holeBaldridge, N. A. Drlg.
Creed Lyman 1 12-189-01254Plugged Dry holeLindsay, Theodore R.
Czajkowski, Leo 1 12-189-24078Plugged Dry holeA & B, Inc.
DIX, M. 2 12-189-00205-0100Plugged DisposalShell Oil Company
DRAEGE 1 12-189-23684Plugged Dry holeSherman, Ernest

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