Who operates J R Simpson 4?

J R Simpson 4 (API 37-019-90255) is operated by Unknown Opr according to the Pennsylvania regulator's registry.

Is J R Simpson 4 plugged or still active?

J R Simpson 4 is a documented ORPHANED well — unplugged with no solvent operator of record.

Where is J R Simpson 4 located?

J R Simpson 4 is in Butler County, Pennsylvania at 40.80480, -79.88235.

API 37-019-90255OrphanedOil well

J R Simpson 4

Oil well in Butler County, Pennsylvania · operated by Unknown Opr

Documented orphaned well. This well appears in the federal/state orphaned-well inventory — unplugged, with no solvent operator of record. See the orphan-well census for state and county totals and the $4.7B federal plugging program.

Spud date

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Drilling began

Completion

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Plug date

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Total depth

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Registry record

API #: 37-019-90255
Status: Orphaned(state code: DEP Abandoned List)
Type: Oil(OIL)
County: Butler
Coordinates: 40.80480, -79.88235
State record #: 019-90255

Operator

Unknown Opr

Wells operated: 8,201
Active: 12
States: PA

Location & nearby wells

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documentedproducingidlesealed

This entry + 8 nearby

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Nearby wells

Well	API #	Status	Type	Operator
John Cunningham 11532	37-019-00735	Active	Gas	Kane William J
Mrs Sefton Et Al 11201	37-019-00724	Active	Gas	Sme Well Svc Inc
Kane William 11942 1h	37-019-22267	Active	Gas	Range Resources Appalachia LLC
Kane William 11942 5h	37-019-22420	Active	Gas	Range Resources Appalachia LLC
Kane William 11942 2h	37-019-22417	Active	Gas	Range Resources Appalachia LLC
Kane William 11942 4h	37-019-22419	Active	Gas	Range Resources Appalachia LLC

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