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WellCensus

San Joaquin Refining

Operator of record for 2 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

San Joaquin Refining is the operator of record for 2 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 0 (0%) are plugged & abandoned. Its largest concentration is in California, with 2 wells (100% of its portfolio).

Wells operated

2

Active

0

Plugged

0

Orphaned

0

Portfolio by state

StateWells
California2

Well mix

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

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Where does San Joaquin Refining operate?

San Joaquin Refining's catalogued wells are spread across 1 state: California (2). Its 2 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 San Joaquin Refining’s wells are active, plugged or orphaned?

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

What kinds of wells does San Joaquin Refining operate?

By product class, 0 (0%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%.

Notable wells operated by San Joaquin Refining

Wells operated by San Joaquin Refining
WellAPI # / state IDStatusTypeLocationOperatorDepth
Unspecified WD-204-030-69663Other statusOther typeKern, CASan Joaquin Refining Co., Inc.—
Lease by San Joaquin Refining Co., Inc. WD-104-030-03015Other statusOther typeKern, CASan Joaquin Refining Co., Inc.—

Deepest first where depth is published. See all 2 wells →

Frequently asked questions

How many wells does San Joaquin Refining operate?

San Joaquin Refining is the operator of record for 2 catalogued oil & gas wells, with the largest concentration in California (2). Only wells in states WellCensus has ingested are counted.

How many of San Joaquin Refining's wells are still active?

0 of San Joaquin Refining's catalogued wells are active; 0 are plugged & abandoned.

In which states does San Joaquin Refining operate wells?

San Joaquin Refining is the operator of record for wells in California (2).

Does San Joaquin Refining operate mostly oil or gas wells?

0 of San Joaquin Refining's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

Where San Joaquin Refining'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, “San Joaquin Refining — well portfolio”, https://wellcensus.com/operators/san-joaquin-refining-12984 (data as of October 10, 2026).

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