WellheadMap

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Prospect 1

Cancelled / expired Oil & gas well

API number04-055-00010
OperatorJohn E. Callahan
CountyNapa, California
Surface location38.530212, -122.239740 · wells within 1 mile
Directions to the wellhead: Google Maps Apple Maps Waze
State recordCalifornia Geologic Energy Management Division (CalGEM) ↗
Data as of2026-10-19

From California Geologic Energy Management Division (CalGEM) public records. Verify with the state before relying on this information.