Skip to content
WellCensus

Peninsula Open Space Trust

Operator of record for 7 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Peninsula Open Space Trust is the operator of record for 7 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 7 (100%) are plugged & abandoned. Its largest concentration is in California, with 7 wells (100% of its portfolio).

Wells operated

7

Active

0

Plugged

7

Orphaned

0

Portfolio by state

StateWells
California7

Well mix

Oil wells
7
Gas wells
0
Shut-in
0
Active share
0%

Is this your company?

Claim Peninsula Open Space Trust to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.

Claim your operator profile

Where does Peninsula Open Space Trust operate?

Peninsula Open Space Trust's catalogued wells are spread across 1 state: California (7). Its 7 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 Peninsula Open Space Trust’s wells are active, plugged or orphaned?

0% of Peninsula Open Space Trust'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 Peninsula Open Space Trust operate?

By product class, 7 (100%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%.

Notable wells operated by Peninsula Open Space Trust

Wells operated by Peninsula Open Space Trust
WellAPI # / state IDStatusTypeLocationOperatorDepth
Lease by Peninsula Open Space Trust 104-081-00181Plugged & abandonedOilSan Mateo, CAPeninsula Open Space Trust—
Cowell Estate 204-081-20042Plugged & abandonedOilSan Mateo, CAPeninsula Open Space Trust—
Cowell Estate 304-081-20043Plugged & abandonedOilSan Mateo, CAPeninsula Open Space Trust—
DeBenedetti 104-081-00162Plugged & abandonedOilSan Mateo, CAPeninsula Open Space Trust—
Cowell Estate 104-081-20022Plugged & abandonedOilSan Mateo, CAPeninsula Open Space Trust—
Cowell Estate 1304-081-20054Plugged & abandonedOilSan Mateo, CAPeninsula Open Space Trust—
Cowell Estate 1004-081-20060Plugged & abandonedOilSan Mateo, CAPeninsula Open Space Trust—

Deepest first where depth is published. See all 7 wells →

Frequently asked questions

How many wells does Peninsula Open Space Trust operate?

Peninsula Open Space Trust is the operator of record for 7 catalogued oil & gas wells, with the largest concentration in California (7). Only wells in states WellCensus has ingested are counted.

How many of Peninsula Open Space Trust's wells are still active?

0 of Peninsula Open Space Trust's catalogued wells are active; 7 are plugged & abandoned.

In which states does Peninsula Open Space Trust operate wells?

Peninsula Open Space Trust is the operator of record for wells in California (7).

Does Peninsula Open Space Trust operate mostly oil or gas wells?

7 of Peninsula Open Space Trust's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

Where Peninsula Open Space Trust'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, “Peninsula Open Space Trust — well portfolio”, https://wellcensus.com/operators/peninsula-open-space-trust-11538 (data as of October 10, 2026).

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