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WellCensus

Mccarthy Oil & Gas

Operator of record for 5 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Mccarthy Oil & Gas is the operator of record for 5 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 5 (100%) are plugged & abandoned. Its largest concentration is in California, with 5 wells (100% of its portfolio).

Wells operated

5

Active

0

Plugged

5

Orphaned

0

Portfolio by state

StateWells
California5

Well mix

Oil wells
1
Gas wells
0
Shut-in
0
Active share
0%

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Where does Mccarthy Oil & Gas operate?

Mccarthy Oil & Gas's catalogued wells are spread across 1 state: California (5). Its 5 California wells are 0.0% of the 242,471 catalogued in that state — its largest share of any state. Counts cover only states whose registries WellCensus has ingested with operator names; wells in Nebraska and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.

How many of Mccarthy Oil & Gas’s wells are active, plugged or orphaned?

0% of Mccarthy Oil & Gas's catalogued wells are active, 29 percentage points below the national share of 29%. 100% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Mccarthy Oil & Gas operate?

By product class, 1 (20%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Ventura (CA), Kern (CA), Tulare (CA), San Luis Obispo (CA) and Orange (CA).

Notable wells operated by Mccarthy Oil & Gas

Wells operated by Mccarthy Oil & Gas
WellAPI # / state IDStatusTypeLocationOperatorDepth
Hobson 104-111-05948Plugged & abandonedOther typeVentura, CAMcCarthy Oil & Gas Corp.—
Bergman Trust 104-029-30722Plugged & abandonedOther typeKern, CAMcCarthy Oil & Gas Corp.—
Nelson G. Smith 104-107-00454Plugged & abandonedOther typeTulare, CAMcCarthy Oil & Gas Corp.—
Polizzoto-Cousins 88-504-079-00629Plugged & abandonedOther typeSan Luis Obispo, CAMcCarthy Oil & Gas Corp.—
Lamb Community 3204-059-07479Plugged & abandonedOilOrange, CAMcCarthy Oil & Gas Corp.—

Deepest first where depth is published. See all 5 wells →

Frequently asked questions

How many wells does Mccarthy Oil & Gas operate?

Mccarthy Oil & Gas is the operator of record for 5 catalogued oil & gas wells, with the largest concentration in California (5). Only wells in states WellCensus has ingested are counted.

How many of Mccarthy Oil & Gas's wells are still active?

0 of Mccarthy Oil & Gas's catalogued wells are active; 5 are plugged & abandoned.

In which states does Mccarthy Oil & Gas operate wells?

Mccarthy Oil & Gas is the operator of record for wells in California (5).

Does Mccarthy Oil & Gas operate mostly oil or gas wells?

1 of Mccarthy Oil & Gas's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

Where Mccarthy Oil & Gas's wells are

About this data

Source: State oil & gas regulator registries (operator of record as filed, exact-normalized across states) plus the USGS United States Documented Orphaned Well Database (2026), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: WellCensus, “Mccarthy Oil & Gas — well portfolio”, https://wellcensus.com/operators/mccarthy-oil-gas-8900 (data as of October 10, 2026).

Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).