Mj Oil
Operator of record for 16 catalogued wells across 3 states. Every well below links to its full registry page.
Filed as: M-J OIL COMPANY INC. · MJ OIL INC · MJ OIL LLC
At a glance
Mj Oil is the operator of record for 16 catalogued U.S. oil & gas wells in 3 states. 12 (75%) are active, 2 (13%) plugged & abandoned. Its largest concentration is in Pennsylvania, with 13 wells (81% of its portfolio).
Wells operated
16
Active
12
Plugged
2
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Pennsylvania | 13 |
| Mississippi | 2 |
| Ohio | 1 |
Well mix
- Oil wells
- 14
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 75%
Is this your company?
Claim Mj Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Mj Oil operate?
Mj Oil's catalogued wells are spread across 3 states: Pennsylvania (13), Mississippi (2) and Ohio (1). Its 13 Pennsylvania wells are 0.0% of the 224,189 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 Mj Oil’s wells are active, plugged or orphaned?
75% of Mj Oil's catalogued wells are active, 46 percentage points above the national share of 29%. 13% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Mj Oil operate?
By product class, 14 (88%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Beno 1 in Harrison, OH at 4,850 ft. The wells listed below sit in Harrison (OH), Clarke (MS) and Warren (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 Mj Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Beno 1 | 34-067-20998 | Other status | Oil | Harrison, OH | M-J Oil Company Inc. | 4,850 ft |
| Longbell Petroleum Swdw 1 | 23-023-20555 | Plugged & abandoned | Injection | Clarke, MS | Mj Oil Inc | 3,910 ft |
| International Paper Co. 2 | 23-023-00037 | Plugged & abandoned | Injection | Clarke, MS | Mj Oil Inc | 3,855 ft |
| Carrington Farm C 12 | 37-123-46933 | Other status | Oil | Warren, PA | Mj Oil LLC | — |
| Carrington C 10 | 37-123-47491 | Active | Oil | Warren, PA | Mj Oil LLC | — |
| Carrington C 11 | 37-123-47492 | Active | Oil | Warren, PA | Mj Oil LLC | — |
| Carrington C 9 | 37-123-47490 | Active | Oil | Warren, PA | Mj Oil LLC | — |
| Carrington Farm C 8 | 37-123-46932 | Active | Oil | Warren, PA | Mj Oil LLC | — |
| Carrington C2 | 37-123-43498 | Active | Oil | Warren, PA | Mj Oil LLC | — |
| Carrington Farm C12 | 37-123-45392 | Active | Oil | Warren, PA | Mj Oil LLC | — |
| Carrington 1 | 37-123-38200 | Active | Oil | Warren, PA | Mj Oil LLC | — |
| Carrington Farm C4 | 37-123-45457 | Active | Oil | Warren, PA | Mj Oil LLC | — |
Deepest first where depth is published. See all 16 wells →
Frequently asked questions
How many wells does Mj Oil operate?
Mj Oil is the operator of record for 16 catalogued oil & gas wells, with the largest concentration in Pennsylvania (13). Only wells in states WellCensus has ingested are counted.
How many of Mj Oil's wells are still active?
12 of Mj Oil's catalogued wells are active; 2 are plugged & abandoned.
In which states does Mj Oil operate wells?
Mj Oil is the operator of record for wells in Pennsylvania (13), Mississippi (2) and Ohio (1).
Does Mj Oil operate mostly oil or gas wells?
14 of Mj Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Mj Oil's deepest well?
Among wells with a published depth, Beno 1 in Harrison, OH is the deepest at 4,850 ft.
Where Mj Oil'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, “Mj Oil — well portfolio”, https://wellcensus.com/operators/mj-oil-81629 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).