Mountaineer State Operations
Operator of record for 92 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Mountaineer State Operations is the operator of record for 92 catalogued U.S. oil & gas wells in 1 state. 82 (89%) are active, 2 (2%) plugged & abandoned. Its largest concentration is in Ohio, with 92 wells (100% of its portfolio).
Wells operated
92
Active
82
Plugged
2
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Ohio | 92 |
Well mix
- Oil wells
- 91
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 89%
Is this your company?
Claim Mountaineer State Operations to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Mountaineer State Operations operate?
Mountaineer State Operations's catalogued wells are spread across 1 state: Ohio (92). Its 92 Ohio wells are 0.0% of the 242,052 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 Mountaineer State Operations’s wells are active, plugged or orphaned?
89% of Mountaineer State Operations's catalogued wells are active, 60 percentage points above the national share of 29%. 2% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Mountaineer State Operations operate?
By product class, 91 (99%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Pennington Oscar J 1 in Meigs, OH at 5,277 ft. The wells listed below sit in Meigs (OH) and Athens (OH).
Notable wells operated by Mountaineer State Operations
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Pennington Oscar J 1 | 34-105-21602 | Active | Oil | Meigs, OH | Mountaineer State Operations LLC | 5,277 ft |
| Guthrie George O 1 | 34-009-21835 | Active | Oil | Athens, OH | Mountaineer State Operations LLC | 5,057 ft |
| Parker E D 1 | 34-105-21724 | Active | Oil | Meigs, OH | Mountaineer State Operations LLC | 4,928 ft |
| Cowdery Harold Et Al 1 | 34-105-21690 | Active | Oil | Meigs, OH | Mountaineer State Operations LLC | 4,924 ft |
| Guthrie Lowell E 161 | 34-009-21837 | Active | Oil | Athens, OH | Mountaineer State Operations LLC | 4,919 ft |
| Gorrell Unit 1-189 | 34-105-21867 | Active | Oil | Meigs, OH | Mountaineer State Operations LLC | 4,607 ft |
| Sanders Clyde "B" 1 | 34-105-23086 | Active | Oil | Meigs, OH | Mountaineer State Operations LLC | 4,491 ft |
| Camp Francis S 151 | 34-009-21806 | Active | Oil | Athens, OH | Mountaineer State Operations LLC | 4,337 ft |
| Masser, Starling 426 | 34-105-23653 | Other status | Oil | Meigs, OH | Mountaineer State Operations LLC | 3,999 ft |
| Div Of Forestry State Of Ohio 227 | 34-105-22102 | Active | Oil | Meigs, OH | Mountaineer State Operations LLC | 3,999 ft |
| Hawk Lester 1 | 34-105-21601 | Active | Oil | Meigs, OH | Mountaineer State Operations LLC | 3,975 ft |
| Massar Leota M Et Al 1 | 34-105-21592 | Active | Oil | Meigs, OH | Mountaineer State Operations LLC | 3,936 ft |
Deepest first where depth is published. See all 92 wells →
Frequently asked questions
How many wells does Mountaineer State Operations operate?
Mountaineer State Operations is the operator of record for 92 catalogued oil & gas wells, with the largest concentration in Ohio (92). Only wells in states WellCensus has ingested are counted.
How many of Mountaineer State Operations's wells are still active?
82 of Mountaineer State Operations's catalogued wells are active; 2 are plugged & abandoned.
In which states does Mountaineer State Operations operate wells?
Mountaineer State Operations is the operator of record for wells in Ohio (92).
Does Mountaineer State Operations operate mostly oil or gas wells?
91 of Mountaineer State Operations's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Mountaineer State Operations's deepest well?
Among wells with a published depth, Pennington Oscar J 1 in Meigs, OH is the deepest at 5,277 ft.
Where Mountaineer State Operations'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, “Mountaineer State Operations — well portfolio”, https://wellcensus.com/operators/mountaineer-state-operations-77353 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).