Cw Colgrove
Operator of record for 47 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Cw Colgrove is the operator of record for 47 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 47 (100%) are plugged & abandoned. Its largest concentration is in California, with 47 wells (100% of its portfolio).
Wells operated
47
Active
0
Plugged
47
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| California | 47 |
Well mix
- Oil wells
- 4
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Cw Colgrove to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Cw Colgrove operate?
Cw Colgrove's catalogued wells are spread across 1 state: California (47). Its 47 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 Cw Colgrove’s wells are active, plugged or orphaned?
0% of Cw Colgrove'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 Cw Colgrove operate?
By product class, 4 (9%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Santa Barbara (CA), Ventura (CA), Fresno (CA), Los Angeles (CA) and San Luis Obispo (CA).
Notable wells operated by Cw Colgrove
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Russell 33-7 | 04-083-04365 | Plugged & abandoned | Other type | Santa Barbara, CA | C. W. Colgrove | — |
| Jamieson 11-7 | 04-111-06133 | Plugged & abandoned | Other type | Ventura, CA | C. W. Colgrove | — |
| Wright 54-18 | 04-111-06138 | Plugged & abandoned | Other type | Ventura, CA | C. W. Colgrove | — |
| Hotchkiss 15-2 | 04-019-06000 | Plugged & abandoned | Other type | Fresno, CA | C. W. Colgrove | — |
| Bordagaray 18-30 | 04-019-06312 | Plugged & abandoned | Other type | Fresno, CA | C. W. Colgrove | — |
| Fleisher 16-26 | 04-083-04495 | Plugged & abandoned | Other type | Santa Barbara, CA | C. W. Colgrove | — |
| Hughes 11 | 04-037-05292 | Plugged & abandoned | Other type | Los Angeles, CA | C. W. Colgrove | — |
| Oates 24-35 | 04-037-05293 | Plugged & abandoned | Other type | Los Angeles, CA | C. W. Colgrove | — |
| Lease by C. W. Colgrove 16-2 | 04-079-00177 | Plugged & abandoned | Other type | San Luis Obispo, CA | C. W. Colgrove | — |
| Cavanagh 36-28 | 04-079-00178 | Plugged & abandoned | Other type | San Luis Obispo, CA | C. W. Colgrove | — |
| Jack 32-21 | 04-079-00181 | Plugged & abandoned | Other type | San Luis Obispo, CA | C. W. Colgrove | — |
| Bursin 46-18 | 04-111-06004 | Plugged & abandoned | Other type | Ventura, CA | C. W. Colgrove | — |
Deepest first where depth is published. See all 47 wells →
Frequently asked questions
How many wells does Cw Colgrove operate?
Cw Colgrove is the operator of record for 47 catalogued oil & gas wells, with the largest concentration in California (47). Only wells in states WellCensus has ingested are counted.
How many of Cw Colgrove's wells are still active?
0 of Cw Colgrove's catalogued wells are active; 47 are plugged & abandoned.
In which states does Cw Colgrove operate wells?
Cw Colgrove is the operator of record for wells in California (47).
Does Cw Colgrove operate mostly oil or gas wells?
4 of Cw Colgrove's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
Where Cw Colgrove'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, “Cw Colgrove — well portfolio”, https://wellcensus.com/operators/cw-colgrove-8229 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).