56 Petroleum
Operator of record for 22 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: 56 PETROLEUM · 56 Petroleum Corp.
At a glance
56 Petroleum is the operator of record for 22 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 22 (100%) are plugged & abandoned. Its largest concentration is in Montana, with 20 wells (91% of its portfolio).
Wells operated
22
Active
0
Plugged
22
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Montana | 20 |
| Wyoming | 2 |
Well mix
- Oil wells
- 10
- Gas wells
- 2
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim 56 Petroleum to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does 56 Petroleum operate?
56 Petroleum's catalogued wells are spread across 2 states: Montana (20) and Wyoming (2). Its 20 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 56 Petroleum’s wells are active, plugged or orphaned?
0% of 56 Petroleum'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 56 Petroleum operate?
By product class, 10 (45%) are oil wells and 2 (9%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Petaja-Roundup #1 in Musselshell, MT at 2,505 ft. The wells listed below sit in Musselshell (MT), Park (WY), Toole (MT), Teton (MT) and Petroleum (MT). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by 56 Petroleum
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Petaja-Roundup #1 | 25-065-05390 | Plugged & abandoned | Other type | Musselshell, MT | 56 Petroleum Corp. | 2,505 ft |
| Berlinger 1 | 49-029-05813 | Plugged & abandoned | Oil | Park, WY | 56 Petroleum | 1,707 ft |
| Jarrett 3 | 25-101-11365 | Plugged & abandoned | Gas | Toole, MT | 56 Petroleum Corp. | 1,581 ft |
| Martin 2 | 25-099-08045 | Plugged & abandoned | Oil | Teton, MT | 56 Petroleum Corp. | 1,572 ft |
| Martin 3 | 25-099-08044 | Plugged & abandoned | Other type | Teton, MT | 56 Petroleum Corp. | 1,565 ft |
| Martin 1 | 25-099-08046 | Plugged & abandoned | Oil | Teton, MT | 56 Petroleum Corp. | 1,555 ft |
| Speer 5 | 25-099-08036 | Plugged & abandoned | Oil | Teton, MT | 56 Petroleum Corp. | 1,555 ft |
| Speer 3 | 25-099-05122 | Plugged & abandoned | Oil | Teton, MT | 56 Petroleum Corp. | 1,546 ft |
| Ihde 13 | 25-069-06601 | Plugged & abandoned | Other type | Petroleum, MT | 56 Petroleum Corp. | 1,544 ft |
| Speer 6 | 25-099-08037 | Plugged & abandoned | Oil | Teton, MT | 56 Petroleum Corp. | 1,541 ft |
| Jarrett 8 | 25-101-11699 | Plugged & abandoned | Other type | Toole, MT | 56 Petroleum Corp. | 1,535 ft |
| Speer 4 | 25-099-05134 | Plugged & abandoned | Other type | Teton, MT | 56 Petroleum Corp. | 1,534 ft |
Deepest first where depth is published. See all 22 wells →
Frequently asked questions
How many wells does 56 Petroleum operate?
56 Petroleum is the operator of record for 22 catalogued oil & gas wells, with the largest concentration in Montana (20). Only wells in states WellCensus has ingested are counted.
How many of 56 Petroleum's wells are still active?
0 of 56 Petroleum's catalogued wells are active; 22 are plugged & abandoned.
In which states does 56 Petroleum operate wells?
56 Petroleum is the operator of record for wells in Montana (20) and Wyoming (2).
Does 56 Petroleum operate mostly oil or gas wells?
10 of 56 Petroleum's catalogued wells are oil wells and 2 are gas wells; the rest are injection, service or unclassified wells.
What is 56 Petroleum's deepest well?
Among wells with a published depth, Petaja-Roundup #1 in Musselshell, MT is the deepest at 2,505 ft.
Where 56 Petroleum'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, “56 Petroleum — well portfolio”, https://wellcensus.com/operators/56-petroleum-74502 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).