Coolidge And Coolidge
Operator of record for 21 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Coolidge And Coolidge is the operator of record for 21 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 21 (100%) are plugged & abandoned. Its largest concentration is in Montana, with 21 wells (100% of its portfolio).
Wells operated
21
Active
0
Plugged
21
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Montana | 21 |
Well mix
- Oil wells
- 8
- Gas wells
- 3
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Coolidge And Coolidge operate?
Coolidge And Coolidge's catalogued wells are spread across 1 state: Montana (21). Its 21 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 Coolidge And Coolidge’s wells are active, plugged or orphaned?
0% of Coolidge And Coolidge's catalogued wells are active, 29 percentage points below the national share of 29%. 100% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Coolidge And Coolidge operate?
By product class, 8 (38%) are oil wells and 3 (14%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Black Gold 2 in Toole, MT at 2,665 ft. The wells listed below sit in Toole (MT) and Liberty (MT).
Notable wells operated by Coolidge And Coolidge
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Black Gold 2 | 25-101-07200 | Plugged & abandoned | Other type | Toole, MT | Coolidge and Coolidge, Inc. | 2,665 ft |
| Nelson 1x | 25-101-06968 | Plugged & abandoned | Other type | Toole, MT | Coolidge and Coolidge, Inc. | 2,235 ft |
| Govt 3 | 25-101-07084 | Plugged & abandoned | Other type | Toole, MT | Coolidge and Coolidge, Inc. | 1,960 ft |
| Derzer 1 | 25-101-06973 | Plugged & abandoned | Oil | Toole, MT | Coolidge and Coolidge, Inc. | 1,869 ft |
| Stone 1 | 25-101-10957 | Plugged & abandoned | Oil | Toole, MT | Coolidge and Coolidge, Inc. | 1,858 ft |
| State 11-A | 25-101-07178 | Plugged & abandoned | Other type | Toole, MT | Coolidge and Coolidge, Inc. | 1,835 ft |
| Maley 1 | 25-101-07191 | Plugged & abandoned | Other type | Toole, MT | Coolidge and Coolidge, Inc. | 1,828 ft |
| Govt 3 | 25-101-07146 | Plugged & abandoned | Oil | Toole, MT | Coolidge and Coolidge, Inc. | 1,766 ft |
| Forseth 1 | 25-051-05090 | Plugged & abandoned | Other type | Liberty, MT | Coolidge and Coolidge, Inc. | 1,720 ft |
| State 10-A | 25-101-07142 | Plugged & abandoned | Oil | Toole, MT | Coolidge and Coolidge, Inc. | 1,643 ft |
| Shaw #8 | 25-101-07187 | Plugged & abandoned | Oil | Toole, MT | Coolidge and Coolidge, Inc. | 1,560 ft |
| Shaw 6 | 25-101-07185 | Plugged & abandoned | Oil | Toole, MT | Coolidge and Coolidge, Inc. | 1,538 ft |
Deepest first where depth is published. See all 21 wells →
Frequently asked questions
How many wells does Coolidge And Coolidge operate?
Coolidge And Coolidge is the operator of record for 21 catalogued oil & gas wells, with the largest concentration in Montana (21). Only wells in states WellCensus has ingested are counted.
How many of Coolidge And Coolidge's wells are still active?
0 of Coolidge And Coolidge's catalogued wells are active; 21 are plugged & abandoned.
In which states does Coolidge And Coolidge operate wells?
Coolidge And Coolidge is the operator of record for wells in Montana (21).
Does Coolidge And Coolidge operate mostly oil or gas wells?
8 of Coolidge And Coolidge's catalogued wells are oil wells and 3 are gas wells; the rest are injection, service or unclassified wells.
What is Coolidge And Coolidge's deepest well?
Among wells with a published depth, Black Gold 2 in Toole, MT is the deepest at 2,665 ft.
Where Coolidge And Coolidge'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, “Coolidge And Coolidge — well portfolio”, https://wellcensus.com/operators/coolidge-and-coolidge-127880 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).