Armstrong Oil
Operator of record for 6 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: Armstrong Oil Co. · Armstrong Oil, Inc.
At a glance
Armstrong Oil is the operator of record for 6 catalogued U.S. oil & gas wells in 2 states. 1 (17%) are active, 5 (83%) plugged & abandoned. Its largest concentration is in California, with 3 wells (50% of its portfolio).
Wells operated
6
Active
1
Plugged
5
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| California | 3 |
| Illinois | 3 |
Well mix
- Oil wells
- 4
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 17%
Is this your company?
Claim Armstrong Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Armstrong Oil operate?
Armstrong Oil's catalogued wells are spread across 2 states: California (3) and Illinois (3). Its 3 Illinois wells are 0.0% of the 174,478 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 Armstrong Oil’s wells are active, plugged or orphaned?
17% of Armstrong Oil's catalogued wells are active, 12 percentage points below the national share of 29%. 83% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Armstrong Oil operate?
By product class, 4 (67%) 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 North Aden Unit O/A 1 in Wayne, IL at 5,315 ft. The wells listed below sit in Wayne (IL) and Orange (CA). 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 Armstrong Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| North Aden Unit O/A 1 | 12-191-06813 | Active | Oil | Wayne, IL | Armstrong Oil Co. | 5,315 ft |
| Carlton, Dr. H. O. 1 | 12-191-01645 | Plugged & abandoned | Other type | Wayne, IL | Armstrong Oil Co. | 3,385 ft |
| Sisk, A. G. & J. E. 1 | 12-191-00656 | Plugged & abandoned | Other type | Wayne, IL | Armstrong Oil Co. | 3,379 ft |
| Armstrong 2 | 04-059-01536 | Plugged & abandoned | Oil | Orange, CA | Armstrong Oil, Inc. | — |
| Vasterling 1 | 04-059-02077 | Plugged & abandoned | Oil | Orange, CA | Armstrong Oil, Inc. | — |
| McCallen 1 | 04-059-02342 | Plugged & abandoned | Oil | Orange, CA | Armstrong Oil, Inc. | — |
Deepest first where depth is published. See all 6 wells →
Frequently asked questions
How many wells does Armstrong Oil operate?
Armstrong Oil is the operator of record for 6 catalogued oil & gas wells, with the largest concentration in California (3). Only wells in states WellCensus has ingested are counted.
How many of Armstrong Oil's wells are still active?
1 of Armstrong Oil's catalogued wells are active; 5 are plugged & abandoned.
In which states does Armstrong Oil operate wells?
Armstrong Oil is the operator of record for wells in California (3) and Illinois (3).
Does Armstrong Oil operate mostly oil or gas wells?
4 of Armstrong Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Armstrong Oil's deepest well?
Among wells with a published depth, North Aden Unit O/A 1 in Wayne, IL is the deepest at 5,315 ft.
Where Armstrong 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, “Armstrong Oil — well portfolio”, https://wellcensus.com/operators/armstrong-oil-11916 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).