Apco Oil
Operator of record for 28 catalogued wells across 10 states. Every well below links to its full registry page.
Filed as: APCO OIL CO. · APCO OIL CORP · APCO OIL CORP. · APCO OIL CORPORATION · …
At a glance
Apco Oil is the operator of record for 28 catalogued U.S. oil & gas wells in 10 states. None is listed as active, 26 (93%) are plugged & abandoned. Its largest concentration is in Louisiana, with 5 wells (18% of its portfolio).
Wells operated
28
Active
0
Plugged
26
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Louisiana | 5 |
| Mississippi | 5 |
| Oklahoma | 5 |
| Montana | 3 |
| Alabama | 2 |
| Kentucky | 2 |
| North Dakota | 2 |
| Utah | 2 |
| California | 1 |
| Colorado | 1 |
Well mix
- Oil wells
- 7
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Apco Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Apco Oil operate?
Apco Oil's catalogued wells are spread across 10 states: Louisiana (5), Mississippi (5), Oklahoma (5), Montana (3) and Alabama (2) and 5 more. Its 5 Mississippi wells are 0.0% of the 34,924 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 Apco Oil’s wells are active, plugged or orphaned?
0% of Apco Oil's catalogued wells are active, 29 percentage points below the national share of 29%. 93% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Apco Oil operate?
By product class, 7 (25%) 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 Owens-Illinois 001 in Beauregard, LA at 11,500 ft. The wells listed below sit in Beauregard (LA), Fallon (MT), Mccone (MT), Moffat (CO), Acadia (LA) and Wells (ND) and other counties. State filings spell the name 7 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Apco Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Owens-Illinois 001 | 17-011-20213 | Plugged & abandoned | Other type | Beauregard, LA | Apco Oil Corporation | 11,500 ft |
| Woodsend 1 | 25-025-05527 | Plugged & abandoned | Other type | Fallon, MT | Apco Oil Corp. | 10,465 ft |
| Nprr 1-A | 25-055-05011 | Plugged & abandoned | Other type | Mccone, MT | Apco Oil Corp. | 10,129 ft |
| Grindvold 1 | 25-055-05013 | Plugged & abandoned | Other type | Mccone, MT | Apco Oil Corp. | 9,921 ft |
| 3 Government A Strat Test | 05-081-05157 | Plugged & abandoned | Other type | Moffat, CO | Apco Oil Corporation | 5,218 ft |
| Erh Mm Ra Su;john Klein 001 | 17-001-20587 | Plugged & abandoned | Other type | Acadia, LA | Apco Oil Corporation | 5,015 ft |
| Mordello Vincent 005 | 17-001-20418 | Plugged & abandoned | Other type | Acadia, LA | Apco Oil Corporation | 5,014 ft |
| E Frey 001 | 17-001-20429 | Plugged & abandoned | Other type | Acadia, LA | Apco Oil Corporation | 5,014 ft |
| Arthur Martin 1 | 33-103-00013 | Plugged & abandoned | Oil | Wells, ND | Apco Oil Corp. | 3,774 ft |
| Mathison 1 | 33-103-00014 | Plugged & abandoned | Oil | Wells, ND | Apco Oil Corp. | 3,430 ft |
| APCO Oil Corp. et al-Blaylock #10-10 | 01-075-20077 | Plugged & abandoned | Other type | Lamar, AL | Apco Oil Corp. | 3,236 ft |
| APCO Oil Corp. et al-Bedow #3-6 | 01-075-20078 | Plugged & abandoned | Other type | Lamar, AL | Apco Oil Corp. | 3,077 ft |
Deepest first where depth is published. See all 28 wells →
Frequently asked questions
How many wells does Apco Oil operate?
Apco Oil is the operator of record for 28 catalogued oil & gas wells, with the largest concentration in Louisiana (5). Only wells in states WellCensus has ingested are counted.
How many of Apco Oil's wells are still active?
0 of Apco Oil's catalogued wells are active; 26 are plugged & abandoned.
In which states does Apco Oil operate wells?
Apco Oil is the operator of record for wells in Louisiana (5), Mississippi (5), Oklahoma (5), Montana (3), Alabama (2), Kentucky (2), North Dakota (2), Utah (2), California (1) and Colorado (1).
Does Apco Oil operate mostly oil or gas wells?
7 of Apco Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Apco Oil's deepest well?
Among wells with a published depth, Owens-Illinois 001 in Beauregard, LA is the deepest at 11,500 ft.
Where Apco Oil's wells are
- Oil & gas wells in Louisiana· 5 operated by Apco Oil
- Oil & gas wells in Mississippi· 5 operated by Apco Oil
- Oil & gas wells in Oklahoma· 5 operated by Apco Oil
- Oil & gas wells in Montana· 3 operated by Apco Oil
- Oil & gas wells in Alabama· 2 operated by Apco Oil
- Oil & gas wells in Kentucky· 2 operated by Apco 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, “Apco Oil — well portfolio”, https://wellcensus.com/operators/apco-oil-2431 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).