Thomas Operating
Operator of record for 15 catalogued wells across 3 states. Every well below links to its full registry page.
Filed as: THOMAS OPERATING COMPANY INC · Thomas Operating Co., Inc.
At a glance
Thomas Operating is the operator of record for 15 catalogued U.S. oil & gas wells in 3 states. None is listed as active, 10 (67%) are plugged & abandoned. Its largest concentration is in Montana, with 8 wells (53% of its portfolio).
Wells operated
15
Active
0
Plugged
10
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Montana | 8 |
| Wyoming | 6 |
| Colorado | 1 |
Well mix
- Oil wells
- 6
- Gas wells
- 5
- Shut-in
- 0
- Active share
- 0%
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Claim Thomas Operating to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Thomas Operating operate?
Thomas Operating's catalogued wells are spread across 3 states: Montana (8), Wyoming (6) and Colorado (1). Its 8 Montana wells are 0.0% of the 42,011 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 Thomas Operating’s wells are active, plugged or orphaned?
0% of Thomas Operating's catalogued wells are active, 29 percentage points below the national share of 29%. 67% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Thomas Operating operate?
By product class, 6 (40%) are oil wells and 5 (33%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Tenneco-Govt W-2607a 1-4 in Washakie, WY at 10,857 ft. The wells listed below sit in Washakie (WY), Campbell (WY), Park (WY), Rosebud (MT) and Stillwater (MT). 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 Thomas Operating
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Tenneco-Govt W-2607a 1-4 | 49-043-20301 | Plugged & abandoned | Oil | Washakie, WY | Thomas Operating Company Inc | 10,857 ft |
| Kitty 4 | 49-005-23665 | Plugged & abandoned | Oil | Campbell, WY | Thomas Operating Company Inc | 8,532 ft |
| State 72-20980 1-28 | 49-005-24556 | Plugged & abandoned | Oil | Campbell, WY | Thomas Operating Company Inc | 8,165 ft |
| Fritts 1 | 49-005-25167 | Plugged & abandoned | Oil | Campbell, WY | Thomas Operating Company Inc | 7,050 ft |
| Harriman C-043979a 21 | 49-029-20114 | Plugged & abandoned | Oil | Park, WY | Thomas Operating Company Inc | 6,111 ft |
| Nason Kincheloe 2 | 25-087-21010 | Other status | Injection | Rosebud, MT | Thomas Operating Co., Inc. | 5,216 ft |
| Sawyer 1 WIW | 25-087-21439 | Other status | Injection | Rosebud, MT | Thomas Operating Co., Inc. | 5,075 ft |
| Harriman C-043979a 8 | 49-029-05978 | Plugged & abandoned | Oil | Park, WY | Thomas Operating Company Inc | 4,927 ft |
| Cstsu B310 | 25-087-05339 | Plugged & abandoned | Injection | Rosebud, MT | Thomas Operating Co., Inc. | 4,910 ft |
| Cstsu C410 | 25-087-05325 | Plugged & abandoned | Injection | Rosebud, MT | Thomas Operating Co., Inc. | 4,844 ft |
| Gorr 3-10 | 25-095-21027 | Other status | Gas | Stillwater, MT | Thomas Operating Co., Inc. | 1,350 ft |
| Ted Gorr 11-3 | 25-095-21034 | Other status | Gas | Stillwater, MT | Thomas Operating Co., Inc. | 1,338 ft |
Deepest first where depth is published. See all 15 wells →
Frequently asked questions
How many wells does Thomas Operating operate?
Thomas Operating is the operator of record for 15 catalogued oil & gas wells, with the largest concentration in Montana (8). Only wells in states WellCensus has ingested are counted.
How many of Thomas Operating's wells are still active?
0 of Thomas Operating's catalogued wells are active; 10 are plugged & abandoned.
In which states does Thomas Operating operate wells?
Thomas Operating is the operator of record for wells in Montana (8), Wyoming (6) and Colorado (1).
Does Thomas Operating operate mostly oil or gas wells?
6 of Thomas Operating's catalogued wells are oil wells and 5 are gas wells; the rest are injection, service or unclassified wells.
What is Thomas Operating's deepest well?
Among wells with a published depth, Tenneco-Govt W-2607a 1-4 in Washakie, WY is the deepest at 10,857 ft.
Where Thomas Operating'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, “Thomas Operating — well portfolio”, https://wellcensus.com/operators/thomas-operating-13267 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).