Who operates Clark, Otto 1?

Clark, Otto 1 (API 12-033-00559) is operated by Hess Robert C according to the Illinois regulator's registry.

Is Clark, Otto 1 plugged or still active?

Clark, Otto 1 is plugged and abandoned.

Clark, Otto 1 is in Crawford County, Illinois at 38.91376, -87.76561.

API 12-033-00559Plugged & abandonedOther type well

Spud date

—

Drilling began

Completion

Jun 1, 1955

Plug date

—

Total depth

1,555 ft

As published by the state

API #: 12-033-00559
Status: Plugged & abandoned(state code: Dry and Abandoned, No Shows, Plugged)
Type: Other type(DAP)
County: Crawford
Coordinates: 38.91376, -87.76561
State record #: 120330055900

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documentedproducingidlesealed

This entry + 8 nearby

Claim your operator profile to keep well records accurate — verified operators can correct statuses and add plugging documentation.

Well	API #	Status	Type	Operator
Applegate, A. R. 25	12-101-10687	Active	Oil	Ohio Oil Co., The
Applegate, A. R. 14	12-101-10684	Active	Oil	Ohio Oil Co., The
Thorn 3	12-101-10729	Shut-in	Other type	Morrison
Judy, D.W. 1	12-101-10667	Shut-in	Other type	Ohio
Westall, A. 9	12-101-10678	Shut-in	Other type	Ohio Oil Co., The
Thorn C 16	12-101-04979	Plugged & abandoned	Other type	Ohio Oil Co., The

Dataset updated July 2026 . Source: Illinois oil & gas regulator registry + the USGS documented-orphaned-wells inventory.