Walker Aj
Operator of record for 6 catalogued wells across 1 state. Every well below links to its full registry page.
Filed as: Walker A J · Walker, A. J.
At a glance
Walker Aj is the operator of record for 6 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 6 (100%) are plugged & abandoned. Its largest concentration is in Illinois, with 6 wells (100% of its portfolio).
Wells operated
6
Active
0
Plugged
6
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 6 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Walker Aj to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Walker Aj operate?
Walker Aj's catalogued wells are spread across 1 state: Illinois (6). Its 6 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 Walker Aj’s wells are active, plugged or orphaned?
0% of Walker Aj'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 Walker Aj operate?
By product class, 0 (0%) 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 Maulding E A 1 in Hamilton, IL at 3,554 ft. The wells listed below sit in Hamilton (IL), White (IL), St. Clair (IL) and Montgomery (IL). 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 Walker Aj
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Maulding E A 1 | 12-065-00703 | Plugged & abandoned | Other type | Hamilton, IL | Walker, A. J. | 3,554 ft |
| Cochran C V-Borst L 1 | 12-193-05782 | Plugged & abandoned | Other type | White, IL | Walker A J | 3,153 ft |
| Hunt Gasham F 1 | 12-193-01182 | Plugged & abandoned | Other type | White, IL | Walker A J | 3,053 ft |
| Mauck-Thorpe 1 | 12-163-01564 | Plugged & abandoned | Other type | St. Clair, IL | Walker, A. J. | 2,463 ft |
| Bradford, Maude 1 | 12-135-01442 | Plugged & abandoned | Other type | Montgomery, IL | Walker, A. J. | 691 ft |
| Bradford, Maude et al 2 | 12-135-01443 | Plugged & abandoned | Other type | Montgomery, IL | Walker A J | 620 ft |
Deepest first where depth is published. See all 6 wells →
Frequently asked questions
How many wells does Walker Aj operate?
Walker Aj is the operator of record for 6 catalogued oil & gas wells, with the largest concentration in Illinois (6). Only wells in states WellCensus has ingested are counted.
How many of Walker Aj's wells are still active?
0 of Walker Aj's catalogued wells are active; 6 are plugged & abandoned.
In which states does Walker Aj operate wells?
Walker Aj is the operator of record for wells in Illinois (6).
Does Walker Aj operate mostly oil or gas wells?
0 of Walker Aj's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Walker Aj's deepest well?
Among wells with a published depth, Maulding E A 1 in Hamilton, IL is the deepest at 3,554 ft.
Where Walker Aj'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, “Walker Aj — well portfolio”, https://wellcensus.com/operators/walker-aj-100717 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).