Omimex Petroleum
Operator of record for 562 catalogued wells across 6 states. Every well below links to its full registry page.
Filed as: OMIMEX PETROLEUM INC · OMIMEX PETROLEUM INC (CO) · OMIMEX PETROLEUM, INC. · Omimex Petroleum Inc. · …
At a glance
Omimex Petroleum is the operator of record for 562 catalogued U.S. oil & gas wells in 6 states. 246 (44%) are active, 117 (21%) plugged & abandoned and 300 flagged as orphaned. Its largest concentration is in Colorado, with 496 wells (88% of its portfolio).
Wells operated
562
Active
246
Plugged
117
Orphaned
300
Portfolio by state
| State | Wells |
|---|---|
| Colorado | 496 |
| California | 51 |
| North Dakota | 10 |
| Oklahoma | 3 |
| Kansas | 1 |
| Wyoming | 1 |
Well mix
- Oil wells
- 66
- Gas wells
- 357
- Shut-in
- 10
- Active share
- 44%
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Claim your operator profileWhere does Omimex Petroleum operate?
Omimex Petroleum's catalogued wells are spread across 6 states: Colorado (496), California (51), North Dakota (10), Oklahoma (3) and Kansas (1) and 1 more. Its 496 Colorado wells are 0.4% of the 124,327 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 Omimex Petroleum’s wells are active, plugged or orphaned?
44% of Omimex Petroleum's catalogued wells are active, 15 percentage points above the national share of 29%. 21% are plugged & abandoned, against 47% nationally. 10 wells (2%) are shut-in — unplugged but idle. 300 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Omimex Petroleum operate?
By product class, 66 (12%) are oil wells and 357 (64%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is 2 Ernest H Kallsen in Adams, CO at 8,374 ft. The wells listed below sit in Adams (CO), Billings (ND), Arapahoe (CO), Moffat (CO), Yuma (CO) and Washington (CO) and other counties. State filings spell the name 5 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Omimex Petroleum
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| 2 Ernest H Kallsen | 05-001-07157 | Plugged & abandoned | Oil | Adams, CO | Omimex Petroleum Inc | 8,374 ft |
| Fritz Swd System D2 | 33-007-00087 | Plugged & abandoned | Injection | Billings, ND | Omimex Petroleum, Inc. | 8,251 ft |
| Fritz A 1-R | 33-007-00698 | Plugged & abandoned | Oil | Billings, ND | Omimex Petroleum, Inc. | 8,152 ft |
| 2 Beichle, John | 05-005-06519 | Plugged & abandoned | Oil | Arapahoe, CO | Omimex Petroleum Inc | 7,750 ft |
| 1 Pritchette-Green B | 05-005-06429 | Plugged & abandoned | Oil | Arapahoe, CO | Omimex Petroleum Inc | 7,590 ft |
| 3 Uprr 26 Pan Am | 05-005-06319 | Plugged & abandoned | Oil | Arapahoe, CO | Omimex Petroleum Inc | 7,276 ft |
| 29-1 Biggs | 05-081-05266 | Plugged & abandoned | Other type | Moffat, CO | Omimex Petroleum Inc | 6,853 ft |
| 4-20-1-48 Draco | 05-125-12128 | Plugged & abandoned | Other type | Yuma, CO | Omimex Petroleum Inc | 6,813 ft |
| 4-29-1-49 Vega | 05-121-11024 | Plugged & abandoned | Other type | Washington, CO | Omimex Petroleum Inc | 6,800 ft |
| 26-1 Clar*henry J | 05-087-06766 | Plugged & abandoned | Other type | Morgan, CO | Omimex Petroleum Inc | 6,110 ft |
| 22-3 Dunne | 05-087-06116 | Plugged & abandoned | Other type | Morgan, CO | Omimex Petroleum Inc | 5,885 ft |
| 22-2 Dunne | 05-087-06117 | Plugged & abandoned | Oil | Morgan, CO | Omimex Petroleum Inc | 5,870 ft |
Deepest first where depth is published. See all 562 wells →
Frequently asked questions
How many wells does Omimex Petroleum operate?
Omimex Petroleum is the operator of record for 562 catalogued oil & gas wells, with the largest concentration in Colorado (496). Only wells in states WellCensus has ingested are counted.
How many of Omimex Petroleum's wells are still active?
246 of Omimex Petroleum's catalogued wells are active; 117 are plugged & abandoned and 300 are flagged as orphaned.
In which states does Omimex Petroleum operate wells?
Omimex Petroleum is the operator of record for wells in Colorado (496), California (51), North Dakota (10), Oklahoma (3), Kansas (1) and Wyoming (1).
Does Omimex Petroleum operate mostly oil or gas wells?
66 of Omimex Petroleum's catalogued wells are oil wells and 357 are gas wells; the rest are injection, service or unclassified wells.
What is Omimex Petroleum's deepest well?
Among wells with a published depth, 2 Ernest H Kallsen in Adams, CO is the deepest at 8,374 ft.
Where Omimex Petroleum's wells are
- Oil & gas wells in Colorado· 496 operated by Omimex Petroleum
- Oil & gas wells in California· 51 operated by Omimex Petroleum
- Oil & gas wells in North Dakota· 10 operated by Omimex Petroleum
- Oil & gas wells in Oklahoma· 3 operated by Omimex Petroleum
- Oil & gas wells in Kansas· 1 operated by Omimex Petroleum
- Oil & gas wells in Wyoming· 1 operated by Omimex Petroleum
- Largest U.S. well operators
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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, “Omimex Petroleum — well portfolio”, https://wellcensus.com/operators/omimex-petroleum-2377 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).