Commonwealth Petroleum
Operator of record for 56 catalogued wells across 4 states. Every well below links to its full registry page.
Filed as: COMMONWEALTH PETROLEUM CO. · COMMONWEALTH PETROLEUM, INC · Commonwealth Petroleum · Commonwealth Petroleum Corporation
At a glance
Commonwealth Petroleum is the operator of record for 56 catalogued U.S. oil & gas wells in 4 states. 2 (4%) are active, 51 (91%) plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Kansas, with 41 wells (73% of its portfolio).
Wells operated
56
Active
2
Plugged
51
Orphaned
1
Portfolio by state
| State | Wells |
|---|---|
| Kansas | 41 |
| Illinois | 8 |
| Kentucky | 5 |
| Montana | 2 |
Well mix
- Oil wells
- 31
- Gas wells
- 3
- Shut-in
- 0
- Active share
- 4%
Is this your company?
Claim Commonwealth Petroleum to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Commonwealth Petroleum operate?
Commonwealth Petroleum's catalogued wells are spread across 4 states: Kansas (41), Illinois (8), Kentucky (5) and Montana (2). Its 41 Kansas wells are 0.0% of the 473,140 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 Commonwealth Petroleum’s wells are active, plugged or orphaned?
4% of Commonwealth Petroleum's catalogued wells are active, 25 percentage points below the national share of 29%. 91% are plugged & abandoned, against 47% nationally. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Commonwealth Petroleum operate?
By product class, 31 (55%) are oil wells and 3 (5%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Commonwealth-Unruh 1 in Kiowa, KS at 5,000 ft. The wells listed below sit in Kiowa (KS), Barber (KS), Harper (KS), Pratt (KS), Reno (KS) and Stafford (KS) and other counties. State filings spell the name 4 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Commonwealth Petroleum
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Commonwealth-Unruh 1 | 15-097-20843 | Plugged & abandoned | Other type | Kiowa, KS | Commonwealth Petroleum Corporation | 5,000 ft |
| Bootleg Blues 1 | 15-007-21240 | Other status | Other type | Barber, KS | Commonwealth Petroleum Corporation | 4,871 ft |
| Hager 'A' 1-20 | 15-077-20193 | Plugged & abandoned | Gas | Harper, KS | Commonwealth Petroleum Corporation | 4,630 ft |
| Keller 'A' 1 | 15-151-21414 | Plugged & abandoned | Other type | Pratt, KS | Commonwealth Petroleum Corporation | 4,607 ft |
| Keller 1-8 | 15-151-21407 | Plugged & abandoned | Oil | Pratt, KS | Commonwealth Petroleum Corporation | 4,405 ft |
| Robert T. Krehbiel 1 | 15-155-20567 | Plugged & abandoned | Oil | Reno, KS | Commonwealth Petroleum Corporation | 4,270 ft |
| Redd 'A' 1 | 15-185-21525 | Plugged & abandoned | Oil | Stafford, KS | Commonwealth Petroleum Corporation | 4,240 ft |
| McARTHUR 1 | 15-155-20629 | Plugged & abandoned | Oil | Reno, KS | Commonwealth Petroleum Corporation | 4,020 ft |
| F Peterson 3 | 15-159-19318 | Plugged & abandoned | Injection | Rice, KS | Commonwealth Petroleum Corporation | 4,002 ft |
| City of St. John 1 | 15-185-22165 | Plugged & abandoned | Oil | Stafford, KS | Commonwealth Petroleum Corporation | 3,990 ft |
| Delp 1 | 15-185-21833 | Plugged & abandoned | Oil | Stafford, KS | Commonwealth Petroleum Corporation | 3,955 ft |
| Schrag 1 | 15-079-20496 | Plugged & abandoned | Oil | Harvey, KS | Commonwealth Petroleum Corporation | 3,951 ft |
Deepest first where depth is published. See all 56 wells →
Frequently asked questions
How many wells does Commonwealth Petroleum operate?
Commonwealth Petroleum is the operator of record for 56 catalogued oil & gas wells, with the largest concentration in Kansas (41). Only wells in states WellCensus has ingested are counted.
How many of Commonwealth Petroleum's wells are still active?
2 of Commonwealth Petroleum's catalogued wells are active; 51 are plugged & abandoned and 1 are flagged as orphaned.
In which states does Commonwealth Petroleum operate wells?
Commonwealth Petroleum is the operator of record for wells in Kansas (41), Illinois (8), Kentucky (5) and Montana (2).
Does Commonwealth Petroleum operate mostly oil or gas wells?
31 of Commonwealth Petroleum's catalogued wells are oil wells and 3 are gas wells; the rest are injection, service or unclassified wells.
What is Commonwealth Petroleum's deepest well?
Among wells with a published depth, Commonwealth-Unruh 1 in Kiowa, KS is the deepest at 5,000 ft.
Where Commonwealth Petroleum's wells are
- Oil & gas wells in Kansas· 41 operated by Commonwealth Petroleum
- Oil & gas wells in Illinois· 8 operated by Commonwealth Petroleum
- Oil & gas wells in Kentucky· 5 operated by Commonwealth Petroleum
- Oil & gas wells in Montana· 2 operated by Commonwealth Petroleum
- 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, “Commonwealth Petroleum — well portfolio”, https://wellcensus.com/operators/commonwealth-petroleum-77705 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).