Great Western Onshore
Operator of record for 30 catalogued wells across 7 states. Every well below links to its full registry page.
Filed as: GREAT WESTERN ONSHORE INC · GREAT WESTERN ONSHORE INC. · GREAT WESTERN ONSHORE, INC. · Great Western Onshore, Inc.
At a glance
Great Western Onshore is the operator of record for 30 catalogued U.S. oil & gas wells in 7 states. None is listed as active, 25 (83%) are plugged & abandoned. Its largest concentration is in West Virginia, with 18 wells (60% of its portfolio).
Wells operated
30
Active
0
Plugged
25
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| West Virginia | 18 |
| Colorado | 3 |
| Louisiana | 3 |
| New Mexico | 3 |
| Alabama | 1 |
| Mississippi | 1 |
| Oklahoma | 1 |
Well mix
- Oil wells
- 4
- Gas wells
- 1
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Great Western Onshore operate?
Great Western Onshore's catalogued wells are spread across 7 states: West Virginia (18), Colorado (3), Louisiana (3), New Mexico (3) and Alabama (1) and 2 more. Its 18 West Virginia wells are 0.0% of the 118,569 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 Great Western Onshore’s wells are active, plugged or orphaned?
0% of Great Western Onshore's catalogued wells are active, 29 percentage points below the national share of 29%. 83% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Great Western Onshore operate?
By product class, 4 (13%) are oil wells and 1 (3%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Eidson 56-959 #001 in Lea, NM at 99,999 ft. The wells listed below sit in Lea (NM), St Charles (LA), Lafayette (LA), Conecuh (AL), Pointe Coupee (LA) and Weld (CO) and other counties. State filings spell the name 4 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Great Western Onshore
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Eidson 56-959 #001 | 30-025-28568 | Plugged & abandoned | Oil | Lea, NM | Great Western Onshore Inc | 99,999 ft |
| Koch Industries Et Al 001 | 17-089-20561 | Plugged & abandoned | Other type | St Charles, LA | Great Western Onshore Inc. | 16,000 ft |
| Gw First Interstate Bank 001 | 17-055-20387 | Plugged & abandoned | Other type | Lafayette, LA | Great Western Onshore Inc. | 14,378 ft |
| GW-Edge Gilmore 29-9 #1 | 01-035-20048 | Plugged & abandoned | Oil | Conecuh, AL | Great Western Onshore, Inc. | 13,868 ft |
| State #001 | 30-025-27907 | Plugged & abandoned | Gas | Lea, NM | Great Western Onshore Inc | 13,451 ft |
| State 15 #001 | 30-025-33106 | Plugged & abandoned | Oil | Lea, NM | Great Western Onshore Inc | 12,180 ft |
| Albritton 001 | 17-077-20453 | Plugged & abandoned | Other type | Pointe Coupee, LA | Great Western Onshore Inc. | 8,800 ft |
| #32-22 Decalta-Nielson-Gies | 05-123-11624 | Plugged & abandoned | Other type | Weld, CO | Great Western Onshore Inc | 7,795 ft |
| 1-25 Uprr-Amoco | 05-001-07637 | Plugged & abandoned | Oil | Adams, CO | Great Western Onshore Inc | 7,685 ft |
| 3 Helmke-Federal | 05-081-05300 | Plugged & abandoned | Other type | Moffat, CO | Great Western Onshore Inc | 0 ft |
| Mcculty, R.L. 1 | 47-087-01376 | Other status | Other type | Roane, WV | Great Western Onshore Inc | — |
| Daugherty, J. A. Roa-308 | 47-087-01906 | Other status | Other type | Roane, WV | Great Western Onshore Inc | — |
Deepest first where depth is published. See all 30 wells →
Frequently asked questions
How many wells does Great Western Onshore operate?
Great Western Onshore is the operator of record for 30 catalogued oil & gas wells, with the largest concentration in West Virginia (18). Only wells in states WellCensus has ingested are counted.
How many of Great Western Onshore's wells are still active?
0 of Great Western Onshore's catalogued wells are active; 25 are plugged & abandoned.
In which states does Great Western Onshore operate wells?
Great Western Onshore is the operator of record for wells in West Virginia (18), Colorado (3), Louisiana (3), New Mexico (3), Alabama (1), Mississippi (1) and Oklahoma (1).
Does Great Western Onshore operate mostly oil or gas wells?
4 of Great Western Onshore's catalogued wells are oil wells and 1 are gas wells; the rest are injection, service or unclassified wells.
What is Great Western Onshore's deepest well?
Among wells with a published depth, Eidson 56-959 #001 in Lea, NM is the deepest at 99,999 ft.
Where Great Western Onshore's wells are
- Oil & gas wells in West Virginia· 18 operated by Great Western Onshore
- Oil & gas wells in Colorado· 3 operated by Great Western Onshore
- Oil & gas wells in Louisiana· 3 operated by Great Western Onshore
- Oil & gas wells in New Mexico· 3 operated by Great Western Onshore
- Oil & gas wells in Alabama· 1 operated by Great Western Onshore
- Oil & gas wells in Mississippi· 1 operated by Great Western Onshore
- 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, “Great Western Onshore — well portfolio”, https://wellcensus.com/operators/great-western-onshore-9632 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).