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Core Minerals Operating Co., Inc.: wells in Illinois

Also operates in IN (71).

Where they operate

CountyActiveWells
White019
Edwards06
Jefferson04
Wayne03
Marion02
Richland01

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusType
Coen 1H 12-159-26291Status not reported Unknown
Fieber L-4 12-047-24507-0100Status not reported Injection
Fieber L-5 12-047-24508-0100Permitted Unknown
Fieber 11 12-047-24857Status not reported Oil
Fieber 12 12-047-24907Status not reported Oil
Fieber 13 12-047-24917Status not reported Oil
Fisher 4 12-047-24921Status not reported Oil
Greathouse 1-H 12-193-32509Status not reported Unknown
Hargis 3 12-121-28314Status not reported Unknown
Hargis 3 12-121-28314-0100Status not reported Injection
Hatcher 2 12-191-33056Status not reported Oil
Hatcher 2 12-191-33056-0100Status not reported Injection
Leathers, G. W. (Roland Pool Unit) 1 12-193-06806-0200Status not reported Unknown
Manahan 1 12-191-33058Plugged Oil
Pepple 3 12-081-25158Status not reported Oil
Pepple WSW-1 12-081-25159Status not reported Water supply
Pepple, Robert 4 12-081-25156Status not reported Oil
Pepple, Vernon 1 12-081-00578-0100Status not reported Injection
RPU 6-5 12-193-32990Status not reported Oil
RPU 12-10 12-193-32992Status not reported Oil
RPU 12-11 12-193-33037Status not reported Oil
Roland Pool Unit Area 2 Tract 19 5 12-193-06810-0200Status not reported Injection
Roland Pool Unit Area II 12-9 12-193-32695Status not reported Oil
Roland Pool Unit Area II 14-6 12-193-32696Status not reported Oil
Roland Pool Unit Area II 14-6 12-193-32696-0100Status not reported Injection
Roland Pool Unit Area II Tr. 10 1 12-193-06806-0300Status not reported Injection
Roland Pool Unit Area II Tr. 11 11 12-193-08307-0200Status not reported Injection
Roland Pool Unit Area II Tr. 21 2 12-193-32612Status not reported Oil
Roland Pool Unit Area II Tr. 24 6 12-193-32625Status not reported Oil
Roland Pool Unit Area II Tr. 24 6 12-193-32625-0100Status not reported Oil
Roland Pool Unit Area II Tr. 3 3 12-193-32621Plugged Dry hole
Roland Pool Unit Area II Tr. 3 3 12-193-32621-0100Permitted Unknown
Roland Pool Unit Area II Tr. 7 4 12-193-29611-0100Status not reported Oil
Roland Pool Unit Area II Tr.11 12 12-193-32611Status not reported Oil
Roland Pool Unit Tract 2 2 12-193-02994-0200Status not reported Oil

Operator names are shown as each state records them. Data as of 2026-10-17.