Caulkins Oil
Operator of record for 61 catalogued wells across 5 states. Every well below links to its full registry page.
Filed as: CAULKINS OIL CO · CAULKINS OIL COMPANY · Caulkins Oil Co
At a glance
Caulkins Oil is the operator of record for 61 catalogued U.S. oil & gas wells in 5 states. None is listed as active, 60 (98%) are plugged & abandoned. Its largest concentration is in Wyoming, with 30 wells (49% of its portfolio).
Wells operated
61
Active
0
Plugged
60
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Wyoming | 30 |
| New Mexico | 18 |
| Oklahoma | 7 |
| Colorado | 5 |
| Utah | 1 |
Well mix
- Oil wells
- 17
- Gas wells
- 37
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Caulkins Oil operate?
Caulkins Oil's catalogued wells are spread across 5 states: Wyoming (30), New Mexico (18), Oklahoma (7), Colorado (5) and Utah (1). Its 30 Wyoming wells are 0.0% of the 129,957 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 Caulkins Oil’s wells are active, plugged or orphaned?
0% of Caulkins Oil's catalogued wells are active, 29 percentage points below the national share of 29%. 98% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Caulkins Oil operate?
By product class, 17 (28%) are oil wells and 37 (61%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Breech A #182a in Rio Arriba, NM at 99,999 ft. The wells listed below sit in Rio Arriba (NM), La Plata (CO) and Sweetwater (WY). 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 Caulkins Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Breech A #182a | 30-039-06638 | Plugged & abandoned | Gas | Rio Arriba, NM | Caulkins Oil Co | 99,999 ft |
| Breech C #389e | 30-039-22941 | Plugged & abandoned | Gas | Rio Arriba, NM | Caulkins Oil Co | 99,999 ft |
| Breech F #001e | 30-039-23142 | Plugged & abandoned | Oil | Rio Arriba, NM | Caulkins Oil Co | 99,999 ft |
| 3 Ute Mountain | 05-067-05733 | Plugged & abandoned | Other type | La Plata, CO | Caulkins Oil Company | 9,571 ft |
| Federal 1-9w | 49-037-05193 | Plugged & abandoned | Gas | Sweetwater, WY | Caulkins Oil Company | 8,357 ft |
| Govt 2-30g | 49-037-05171 | Plugged & abandoned | Gas | Sweetwater, WY | Caulkins Oil Company | 8,002 ft |
| State B Com #233 | 30-039-06512 | Plugged & abandoned | Gas | Rio Arriba, NM | Caulkins Oil Co | 7,650 ft |
| Breech #377 | 30-039-25690 | Plugged & abandoned | Gas | Rio Arriba, NM | Caulkins Oil Co | 7,565 ft |
| Sanchez #004 | 30-039-20263 | Plugged & abandoned | Gas | Rio Arriba, NM | Caulkins Oil Co | 7,545 ft |
| Breech A #132 | 30-039-06635 | Plugged & abandoned | Gas | Rio Arriba, NM | Caulkins Oil Co | 7,470 ft |
| Breech A #136e | 30-039-06556 | Plugged & abandoned | Gas | Rio Arriba, NM | Caulkins Oil Co | 7,446 ft |
| Culver Federal 41-31 | 49-037-05213 | Plugged & abandoned | Gas | Sweetwater, WY | Caulkins Oil Company | 7,375 ft |
Deepest first where depth is published. See all 61 wells →
Frequently asked questions
How many wells does Caulkins Oil operate?
Caulkins Oil is the operator of record for 61 catalogued oil & gas wells, with the largest concentration in Wyoming (30). Only wells in states WellCensus has ingested are counted.
How many of Caulkins Oil's wells are still active?
0 of Caulkins Oil's catalogued wells are active; 60 are plugged & abandoned.
In which states does Caulkins Oil operate wells?
Caulkins Oil is the operator of record for wells in Wyoming (30), New Mexico (18), Oklahoma (7), Colorado (5) and Utah (1).
Does Caulkins Oil operate mostly oil or gas wells?
17 of Caulkins Oil's catalogued wells are oil wells and 37 are gas wells; the rest are injection, service or unclassified wells.
What is Caulkins Oil's deepest well?
Among wells with a published depth, Breech A #182a in Rio Arriba, NM is the deepest at 99,999 ft.
Where Caulkins Oil's wells are
- Oil & gas wells in Wyoming· 30 operated by Caulkins Oil
- Oil & gas wells in New Mexico· 18 operated by Caulkins Oil
- Oil & gas wells in Oklahoma· 7 operated by Caulkins Oil
- Oil & gas wells in Colorado· 5 operated by Caulkins Oil
- Oil & gas wells in Utah· 1 operated by Caulkins Oil
- Largest U.S. well operators
- All well operators
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, “Caulkins Oil — well portfolio”, https://wellcensus.com/operators/caulkins-oil-4393 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).