Gill Oil
Operator of record for 11 catalogued wells across 3 states. Every well below links to its full registry page.
Filed as: GILL OIL CO · Gill Oil Co · Gill Oil Company
At a glance
Gill Oil is the operator of record for 11 catalogued U.S. oil & gas wells in 3 states. 5 (45%) are active, 6 (55%) plugged & abandoned. Its largest concentration is in Illinois, with 9 wells (82% of its portfolio).
Wells operated
11
Active
5
Plugged
6
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 9 |
| California | 1 |
| Kentucky | 1 |
Well mix
- Oil wells
- 6
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 45%
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Claim Gill Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Gill Oil operate?
Gill Oil's catalogued wells are spread across 3 states: Illinois (9), California (1) and Kentucky (1). Its 9 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 Gill Oil’s wells are active, plugged or orphaned?
45% of Gill Oil's catalogued wells are active, 17 percentage points above the national share of 29%. 55% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Gill Oil operate?
By product class, 6 (55%) 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 Neal, J. M. 1 in Jasper, IL at 2,736 ft. The wells listed below sit in Jasper (IL), Washington (IL), Floyd (KY) and Kern (CA). 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 Gill Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Neal, J. M. 1 | 12-079-00801 | Plugged & abandoned | Other type | Jasper, IL | Gill Oil Co | 2,736 ft |
| Rozanski Alex 1 | 12-189-00665 | Plugged & abandoned | Other type | Washington, IL | Gill Oil Co | 1,300 ft |
| Fish 1 | 12-189-00769 | Active | Oil | Washington, IL | Gill Oil Co | 1,277 ft |
| Fish | 12-189-00770 | Active | Oil | Washington, IL | Gill Oil Co | 1,272 ft |
| Rybicki Vincent 2 | 12-189-00834 | Plugged & abandoned | Other type | Washington, IL | Gill Oil Co | 1,268 ft |
| Rybicki Vincent 1 | 12-189-00863 | Plugged & abandoned | Oil | Washington, IL | Gill Oil Co | 1,265 ft |
| Bernreuter 2 | 12-189-00771 | Active | Oil | Washington, IL | Gill Oil Co | 1,252 ft |
| Bernreuter 4 | 12-189-00786 | Active | Oil | Washington, IL | Gill Oil Co | 1,241 ft |
| Bernreuter 3 | 12-189-00785 | Active | Injection | Washington, IL | Gill Oil Co | 1,240 ft |
| Whittaker, Morgan 10 | KGS record 65902 | Plugged & abandoned | Other type | Floyd, KY | Gill Oil Co | 915 ft |
| Gill Explorer 3 | 04-029-00221 | Plugged & abandoned | Oil | Kern, CA | Gill Oil Company | — |
Deepest first where depth is published. See all 11 wells →
Frequently asked questions
How many wells does Gill Oil operate?
Gill Oil is the operator of record for 11 catalogued oil & gas wells, with the largest concentration in Illinois (9). Only wells in states WellCensus has ingested are counted.
How many of Gill Oil's wells are still active?
5 of Gill Oil's catalogued wells are active; 6 are plugged & abandoned.
In which states does Gill Oil operate wells?
Gill Oil is the operator of record for wells in Illinois (9), California (1) and Kentucky (1).
Does Gill Oil operate mostly oil or gas wells?
6 of Gill Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Gill Oil's deepest well?
Among wells with a published depth, Neal, J. M. 1 in Jasper, IL is the deepest at 2,736 ft.
Where Gill 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, “Gill Oil — well portfolio”, https://wellcensus.com/operators/gill-oil-26810 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).