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WellCensus

Oil & gas wells in Tulare County, CA

778 catalogued wells in Tulare County, California, from the state regulator registry and the federal orphaned-well inventory.

Dataset updated . Derived from public data sources.

At a glance

Tulare County, California has 778 catalogued oil & gas wells: 67 active (9%), 666 plugged & abandoned (86%) and 13 documented orphans. It ranks 19th of the 39 California counties WellCensus profiles by well count and holds 0.3% of the state's 242,471 catalogued wells.

Catalogued wells

778

Active

67

Plugged

666

Documented orphans

13

What is the status of oil and gas wells in Tulare County?

9% of Tulare County's wells are active, 14 percentage points below the California share of 22%. 86% are plugged & abandoned, against 60% statewide and 47% nationally. 14 wells (2%) are shut-in — unplugged but idle. 13 wells (2%) are documented orphans with no operator able to plug them, compared with 1% across California and 4% nationally. The remaining 18 carry status codes outside those classes, such as permitted or cancelled locations.

What kinds of wells are in Tulare County?

By product class, 301 of the county's wells (39%) are oil wells, 53 (7%) gas wells and 7 (0.9%) injection wells. Statewide the oil share is 68% and the gas share 3%. 100% of the county's wells carry coordinates and appear on the map.

How does Tulare County compare with other California counties?

Tulare County has the 19th-most catalogued wells of the 39 California counties with at least 25. The median California county on WellCensus has 675 wells. The largest, Kern County, has 156,849. By documented orphans it ranks 15th in California.

Who operates wells in Tulare County?

337 distinct operators of record are linked to wells in Tulare County. 100% of the county's wells carry a link to a canonical operator profile; the rest list no operator or a name not yet resolved. Each well's page names its operator where the state publishes one.

Wells in Tulare County

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Oil & gas wells in Tulare County, CA
WellAPI # / state IDStatusTypeOperator
Community 704-107-00001Plugged & abandonedOther typeLongbow, LLC
Holzworth 104-107-00002Plugged & abandonedOther typeMcGreevy & Neary
Holzworth-Hastings 104-107-00003Plugged & abandonedOilBrandt Investment Co.
Holzworth-Hastings 2-A04-107-00004Plugged & abandonedOilBrandt Investment Co.
Carnahan Bennington 104-107-00005OrphanedOilZynergy, LLC
Bastian 10-104-107-00006Plugged & abandonedOilGarner-Lange Oil Co.
Stoddard 104-107-00007Plugged & abandonedOilGarner-Lange Oil Co.
Chilvers Community 304-107-00008Plugged & abandonedOilShanley-Montara Petroleum Co.
C. D. Martin 104-107-00009Plugged & abandonedOther typeChevron U.S.A. Inc.
Coberly-West-McGee 104-107-00010Plugged & abandonedOther typeChevron U.S.A. Inc.
Lease by Dun Mar Oil Co. 104-107-00011Plugged & abandonedOilDun Mar Oil Co.
Lease by L. L. Ellis & M. U. Stanford 104-107-00012Plugged & abandonedOilL. L. Ellis & M. U. Stanford
Lease by L. L. Ellis & M. U. Stanford 204-107-00013Plugged & abandonedOilL. L. Ellis & M. U. Stanford
Micallef 104-107-00014Plugged & abandonedOilOlson & Gregg, Inc.
Micallef 204-107-00015Plugged & abandonedOilOlson & Gregg, Inc.
Marshall 404-107-00016Plugged & abandonedGasR. Bruce Grey
Marshall 804-107-00017Plugged & abandonedGasR. Bruce Grey
Atwell Community 2-1A04-107-00018Plugged & abandonedGasNordic Oil Company
Atwell Community 3A-104-107-00019Plugged & abandonedOilShanley-Montara Petroleum Co.
Barry 104-107-00020Plugged & abandonedOilChevron U.S.A. Inc.
Pacific Western Atwell Commun. 204-107-00021Plugged & abandonedOilChevron U.S.A. Inc.
Atwell Community 104-107-00022Plugged & abandonedGasShanley-Montara Petroleum Co.
Union Central Life Insur. Co. 104-107-00023Plugged & abandonedOilExxon Mobil Corporation
McDonald 104-107-00024Plugged & abandonedOilLebow & Lebow
McDonald 204-107-00025Plugged & abandonedOilLebow & Lebow

A sample of the county’s wells — every catalogued well has its own page. Browse all 778 in search → (filter by operator, status and type, then export), or find a specific well on the live map.

Frequently asked questions

How many oil and gas wells are in Tulare County, CA?

Tulare County, California has 778 catalogued oil & gas wells: 67 active, 666 plugged and 13 documented orphans.

How many orphaned wells are in Tulare County?

13 wells in Tulare County, California are documented orphans — unplugged with no solvent operator of record, the 15th-highest count among California counties.

What share of wells in Tulare County are plugged?

666 of Tulare County's 778 catalogued wells (86%) are plugged & abandoned, compared with 60% across California.

Which California county has the most oil and gas wells?

Kern County has the most catalogued wells of any California county on WellCensus (156,849); Tulare County ranks 19th with 778.

How many companies operate wells in Tulare County?

337 distinct operators of record are linked to catalogued wells in Tulare County, California.

Nearby in the California rankings

About this data

Source: CalGEM WellSTAR well registry, plus the USGS United States Documented Orphaned Well Database (2026, doi 10.5066/P13FHBYG), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: WellCensus, “Oil & gas wells in Tulare County, California”, https://wellcensus.com/wells/california/tulare (data as of October 10, 2026).