Endeavour Operating
Operator of record for 7 catalogued wells across 3 states. Every well below links to its full registry page.
Filed as: ENDEAVOUR OPERATING CORP · ENDEAVOUR OPERATING CORPORATION · Endeavour Operating Corporation
At a glance
Endeavour Operating is the operator of record for 7 catalogued U.S. oil & gas wells in 3 states. None is listed as active, 1 (14%) are plugged & abandoned. Its largest concentration is in Pennsylvania, with 3 wells (43% of its portfolio).
Wells operated
7
Active
0
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Pennsylvania | 3 |
| Colorado | 2 |
| Montana | 2 |
Well mix
- Oil wells
- 2
- Gas wells
- 3
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Endeavour Operating to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Endeavour Operating operate?
Endeavour Operating's catalogued wells are spread across 3 states: Pennsylvania (3), Colorado (2) and Montana (2). Its 2 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 Endeavour Operating’s wells are active, plugged or orphaned?
0% of Endeavour Operating's catalogued wells are active, 29 percentage points below the national share of 29%. 14% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Endeavour Operating operate?
By product class, 2 (29%) are oil wells and 3 (43%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Cherry Creek 34-14-37 #1 in Garfield, MT at 5,580 ft. The wells listed below sit in Garfield (MT), Mesa (CO) and Cameron (PA). State filings spell the name 3 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Endeavour Operating
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Cherry Creek 34-14-37 #1 | 25-033-21165 | Other status | Oil | Garfield, MT | Endeavour Operating Corporation | 5,580 ft |
| State 16-13-35 #1 | 25-033-21164 | Plugged & abandoned | Oil | Garfield, MT | Endeavour Operating Corporation | 4,800 ft |
| 8-101-13-H1 Oreo | 05-077-10216 | Other status | Other type | Mesa, CO | Endeavour Operating Corporation | — |
| Pardee & Curtin Lumber Co C 15h | 37-023-20142 | Other status | Gas | Cameron, PA | Endeavour Operating Corp | — |
| Pardee & Curtin Lumber Co C11h | 37-023-20125 | Other status | Gas | Cameron, PA | Endeavour Operating Corp | — |
| Pardee & Curtin Lumber Co C 17h | 37-023-20147 | Other status | Gas | Cameron, PA | Endeavour Operating Corp | — |
| 8-101-23-H1 Oreo | 05-077-10222 | Other status | Other type | Mesa, CO | Endeavour Operating Corporation | — |
Deepest first where depth is published. See all 7 wells →
Frequently asked questions
How many wells does Endeavour Operating operate?
Endeavour Operating is the operator of record for 7 catalogued oil & gas wells, with the largest concentration in Pennsylvania (3). Only wells in states WellCensus has ingested are counted.
How many of Endeavour Operating's wells are still active?
0 of Endeavour Operating's catalogued wells are active; 1 are plugged & abandoned.
In which states does Endeavour Operating operate wells?
Endeavour Operating is the operator of record for wells in Pennsylvania (3), Colorado (2) and Montana (2).
Does Endeavour Operating operate mostly oil or gas wells?
2 of Endeavour Operating's catalogued wells are oil wells and 3 are gas wells; the rest are injection, service or unclassified wells.
What is Endeavour Operating's deepest well?
Among wells with a published depth, Cherry Creek 34-14-37 #1 in Garfield, MT is the deepest at 5,580 ft.
Where Endeavour 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, “Endeavour Operating — well portfolio”, https://wellcensus.com/operators/endeavour-operating-18868 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).