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Marathon Oil Co.: wells in Illinois

Also operates in OK (374), LA (551), AR (35), TX (545), NM (170), PA (5), GOM (115), ND (1,328), CO (58), WY (1,457), AK (32), CA (164), UT (45), KS (424), MT (16), MS (40), MI (544), IN (56), NV (13), AZ (1).

Where they operate

CountyActiveWells
Crawford08
Lawrence03
Fayette02

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusType
No wells match.

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