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Tassajara Oil Corp.: wells in California

Tassajara Oil Corp. has 1 well on record with the California Geologic Energy Management Division (CalGEM). All of them are in Contra Costa County. None of its wells are active, below the statewide share of 22%. Of the 1 wells for this operator with a type on record, 100% are dry holes.

Where they operate

CountyActiveWells
Contra Costa01

Wells

Not plugged · All wells · Plugged · Orphaned · Disposal (SWD) and injection

WellAPI / IDStatusType
No wells match.

Tassajara Oil Corp. in California: questions

How many wells does Tassajara Oil Corp. operate in California?

1 wells are on record, 0 of them active; 1 is plugged.

Where does Tassajara Oil Corp. operate in California?

Only in Contra Costa County.

Operator names are shown as each state records them. Data as of 2026-11-10.