WellheadMap

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Castello 2-23

Plugged Dry hole well

API number04-013-00261
OperatorShell Western E&P Inc.
CountyContra Costa, California
Spudded1963-01-22
Surface location37.923985, -121.715813 · 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.