WellheadMap

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Swanston 1

Plugged Dry hole well

API number04-113-20047
OperatorUMC Petroleum Corp.
CountyYolo, California
Spudded1968-12-07
Surface location38.416569, -121.631615 · 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.