Casex
Operator of record for 32 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Casex is the operator of record for 32 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 32 (100%) are plugged & abandoned. Its largest concentration is in California, with 32 wells (100% of its portfolio).
Wells operated
32
Active
0
Plugged
32
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| California | 32 |
Well mix
- Oil wells
- 7
- Gas wells
- 10
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Casex to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Casex operate?
Casex's catalogued wells are spread across 1 state: California (32). Its 32 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 Casex’s wells are active, plugged or orphaned?
0% of Casex'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 Casex operate?
By product class, 7 (22%) are oil wells and 10 (31%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Kings (CA), San Bernardino (CA), Kern (CA), Yolo (CA) and Glenn (CA).
Notable wells operated by Casex
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Buttes S.P. 1 | 04-031-20107 | Plugged & abandoned | Other type | Kings, CA | Casex Company | — |
| Casex Mollin 2 | 04-071-20020 | Plugged & abandoned | Other type | San Bernardino, CA | Casex Company | — |
| West 3 | 04-029-04811 | Plugged & abandoned | Oil | Kern, CA | Casex Company | — |
| West 1 | 04-029-04809 | Plugged & abandoned | Oil | Kern, CA | Casex Company | — |
| West 2 | 04-029-04810 | Plugged & abandoned | Oil | Kern, CA | Casex Company | — |
| Glide 1 | 04-113-20131 | Plugged & abandoned | Gas | Yolo, CA | Casex Company | — |
| Knight Unit 1 | 04-021-20157 | Plugged & abandoned | Other type | Glenn, CA | Casex Company | — |
| Whyler Unit 3 | 04-021-20158 | Plugged & abandoned | Other type | Glenn, CA | Casex Company | — |
| Domenighini 2-28 | 04-021-20704 | Plugged & abandoned | Other type | Glenn, CA | Casex Company | — |
| Seahawk Domenighini 1-28 | 04-021-20545 | Plugged & abandoned | Other type | Glenn, CA | Casex Company | — |
| Seahawk-Domenighini 1-33 | 04-021-20484 | Plugged & abandoned | Gas | Glenn, CA | Casex Company | — |
| Seahawk-Killebrew 1-32 | 04-021-20485 | Plugged & abandoned | Other type | Glenn, CA | Casex Company | — |
Deepest first where depth is published. See all 32 wells →
Frequently asked questions
How many wells does Casex operate?
Casex is the operator of record for 32 catalogued oil & gas wells, with the largest concentration in California (32). Only wells in states WellCensus has ingested are counted.
How many of Casex's wells are still active?
0 of Casex's catalogued wells are active; 32 are plugged & abandoned.
In which states does Casex operate wells?
Casex is the operator of record for wells in California (32).
Does Casex operate mostly oil or gas wells?
7 of Casex's catalogued wells are oil wells and 10 are gas wells; the rest are injection, service or unclassified wells.
Where Casex'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, “Casex — well portfolio”, https://wellcensus.com/operators/casex-8191 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).