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Winnebago County, IL oil and gas wells

Name: Winnebago County, IL oil and gas wells
Creator: Illinois State Geological Survey

180 wells: 0 active, 2 plugged, run by 27 operators.

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

Top operators in Winnebago

Operator	Active	Wells here
Central IL. Electric	0	86
Alco Oil & Gas Corp.	0	11
Central IL Electric	0	11
Harding Lawson Associates	0	11
Northern Illinois Gas Co.	0	11
Illinois State Geological Survey	0	10
Raymond Int'l., Inc.	0	5
Millis P E	0	4
Seele, Ivan, Etal	0	4
McMann, Allan	0	3
Schmalz Kenneth	0	3
Dougherty Bros	0	2
Livingston, Lowell	0	2
U. S. Geological Survey	0	2
Dickson Earl	0	1
Dougherty	0	1
Dougherty B J	0	1
Layne Western Co., Inc.	0	1
Little W B	0	1
McMan, Allan	0	1
Null Bruce	0	1
Peterson	0	1
Raimonde Drilling Corp.	0	1
Sword Bros	0	1
Testing Service Corp.	0	1

Well	API / ID	Status	Type	Operator
Comly 211-WB	12-201-00793	Plugged	Service	Central IL. Electric
Seele 1	12-201-00646-0400	Plugged	Dry hole	Seele, Ivan, Etal