Cmo
Operator of record for 278 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: CMO LLC · CMO, Inc.
At a glance
Cmo is the operator of record for 278 catalogued U.S. oil & gas wells in 2 states. 138 (50%) are active, 68 (24%) plugged & abandoned. Its largest concentration is in California, with 193 wells (69% of its portfolio).
Wells operated
278
Active
138
Plugged
68
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| California | 193 |
| Oklahoma | 85 |
Well mix
- Oil wells
- 158
- Gas wells
- 0
- Shut-in
- 50
- Active share
- 50%
Is this your company?
Claim Cmo to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Cmo operate?
Cmo's catalogued wells are spread across 2 states: California (193) and Oklahoma (85). Its 193 California wells are 0.1% 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 Cmo’s wells are active, plugged or orphaned?
50% of Cmo's catalogued wells are active, 21 percentage points above the national share of 29%. 24% are plugged & abandoned, against 47% nationally. 50 wells (18%) are shut-in — unplugged but idle. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Cmo operate?
By product class, 158 (57%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Creek (OK) and Kern (CA). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Cmo
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Bray #1 | 35-037-25316 | Active | Oil | Creek, OK | Cmo LLC | — |
| Hinton #4 | 35-037-26806 | Active | Oil | Creek, OK | Cmo LLC | — |
| Mitchel 35-455 | 04-030-48087 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Mitchel 35-461 | 04-030-48843 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Bacon 35-467 | 04-030-51223 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Bacon 35-468 | 04-030-51224 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Bacon 35-469 | 04-030-51225 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Bacon 35-476 | 04-030-53788 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Mitchel 35-477 | 04-030-53790 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Bacon 35-478 | 04-030-53789 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Mitchel-Bacon 35-499H | 04-030-58300 | Other status | Oil | Kern, CA | CMO, Inc. | — |
| Marie #1 | 35-037-21561 | Active | Oil | Creek, OK | Cmo LLC | — |
Deepest first where depth is published. See all 278 wells →
Frequently asked questions
How many wells does Cmo operate?
Cmo is the operator of record for 278 catalogued oil & gas wells, with the largest concentration in California (193). Only wells in states WellCensus has ingested are counted.
How many of Cmo's wells are still active?
138 of Cmo's catalogued wells are active; 68 are plugged & abandoned.
In which states does Cmo operate wells?
Cmo is the operator of record for wells in California (193) and Oklahoma (85).
Does Cmo operate mostly oil or gas wells?
158 of Cmo's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
Where Cmo'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, “Cmo — well portfolio”, https://wellcensus.com/operators/cmo-980 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).