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WellCensus

Associated Oil Syndicate

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

At a glance

Associated Oil Syndicate is the operator of record for 1 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 0 (0%) are plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in California, with 1 wells (100% of its portfolio).

Wells operated

1

Active

0

Plugged

0

Orphaned

1

Portfolio by state

StateWells
California1

Well mix

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

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Where does Associated Oil Syndicate operate?

Associated Oil Syndicate's catalogued wells are spread across 1 state: California (1). Its 1 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 Associated Oil Syndicate’s wells are active, plugged or orphaned?

0% of Associated Oil Syndicate's catalogued wells are active, 29 percentage points below the national share of 29%. 0% are plugged & abandoned, against 47% nationally. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.

What kinds of wells does Associated Oil Syndicate operate?

By product class, 1 (100%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%.

Notable wells operated by Associated Oil Syndicate

Wells operated by Associated Oil Syndicate
WellAPI # / state IDStatusTypeLocationOperatorDepth
Lease by Associated Oil Syndicate 104-073-00001OrphanedOilSan Diego, CAAssociated Oil Syndicate—

Deepest first where depth is published. See all 1 wells →

Frequently asked questions

How many wells does Associated Oil Syndicate operate?

Associated Oil Syndicate is the operator of record for 1 catalogued oil & gas wells, with the largest concentration in California (1). Only wells in states WellCensus has ingested are counted.

How many of Associated Oil Syndicate's wells are still active?

0 of Associated Oil Syndicate's catalogued wells are active; 0 are plugged & abandoned and 1 are flagged as orphaned.

In which states does Associated Oil Syndicate operate wells?

Associated Oil Syndicate is the operator of record for wells in California (1).

Does Associated Oil Syndicate operate mostly oil or gas wells?

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

Where Associated Oil Syndicate'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, “Associated Oil Syndicate — well portfolio”, https://wellcensus.com/operators/associated-oil-syndicate-5544 (data as of October 10, 2026).

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