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Mattco Petroleum: wells in California

Mattco Petroleum has 4 wells on record with the California Geologic Energy Management Division (CalGEM). Its wells are spread across 2 counties, led by Solano County with 2 (50%). None of its wells are active, below the statewide share of 22%. Of the 4 wells for this operator with a type on record, 50% are gas wells and 50% dry holes.

Where they operate

CountyActiveWells
Solano (all operators)02
San Joaquin (all operators)02

Click a county to map just Mattco Petroleum's wells there.

Wells

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

WellAPI / IDStatusType
No wells match.

Mattco Petroleum in California: questions

How many wells does Mattco Petroleum operate in California?

4 wells are on record, 0 of them active; 4 are plugged.

Where does Mattco Petroleum operate in California?

In 2 counties. The most wells are in Solano County (2), then San Joaquin (2).

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