Colossus Operating
Operator of record for 8 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Colossus Operating is the operator of record for 8 catalogued U.S. oil & gas wells in 1 state. 1 (13%) are active, 0 (0%) plugged & abandoned. Its largest concentration is in Montana, with 8 wells (100% of its portfolio).
Wells operated
8
Active
1
Plugged
0
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Montana | 8 |
Well mix
- Oil wells
- 7
- Gas wells
- 0
- Shut-in
- 5
- Active share
- 13%
Is this your company?
Claim Colossus Operating to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Colossus Operating operate?
Colossus Operating's catalogued wells are spread across 1 state: Montana (8). 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 Colossus Operating’s wells are active, plugged or orphaned?
13% of Colossus Operating's catalogued wells are active, 16 percentage points below the national share of 29%. 0% are plugged & abandoned, against 47% nationally. 5 wells (63%) are shut-in — unplugged but idle. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Colossus Operating operate?
By product class, 7 (88%) 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 Trower 31-27 in Daniels, MT at 8,597 ft.
Notable wells operated by Colossus Operating
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Trower 31-27 | 25-019-21158 | Other status | Oil | Daniels, MT | Colossus Operating LLC | 8,597 ft |
| Rask 34-16 | 25-019-21157 | Shut-in | Oil | Daniels, MT | Colossus Operating LLC | 7,871 ft |
| Rask 22-21 | 25-019-21156 | Shut-in | Oil | Daniels, MT | Colossus Operating LLC | 7,744 ft |
| Fugere 3-30 | 25-019-21091 | Active | Injection | Daniels, MT | Colossus Operating LLC | 6,850 ft |
| Rask 11-21 | 25-019-21139 | Shut-in | Oil | Daniels, MT | Colossus Operating LLC | 6,784 ft |
| Anderson 27-1 | 25-019-21096 | Shut-in | Oil | Daniels, MT | Colossus Operating LLC | 6,675 ft |
| Anderson 27-2 | 25-019-21099 | Shut-in | Oil | Daniels, MT | Colossus Operating LLC | 6,605 ft |
| Hammar 44-17 | 25-019-21159 | Other status | Oil | Daniels, MT | Colossus Operating LLC | — |
Deepest first where depth is published. See all 8 wells →
Frequently asked questions
How many wells does Colossus Operating operate?
Colossus Operating is the operator of record for 8 catalogued oil & gas wells, with the largest concentration in Montana (8). Only wells in states WellCensus has ingested are counted.
How many of Colossus Operating's wells are still active?
1 of Colossus Operating's catalogued wells are active; 0 are plugged & abandoned.
In which states does Colossus Operating operate wells?
Colossus Operating is the operator of record for wells in Montana (8).
Does Colossus Operating operate mostly oil or gas wells?
7 of Colossus Operating's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Colossus Operating's deepest well?
Among wells with a published depth, Trower 31-27 in Daniels, MT is the deepest at 8,597 ft.
Where Colossus 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, “Colossus Operating — well portfolio”, https://wellcensus.com/operators/colossus-operating-131220 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).