John Carey Oil
Operator of record for 104 catalogued wells across 1 state. Every well below links to its full registry page.
Filed as: John Carey Oil Co., Inc. · John Carey Oil. Co., Inc.
At a glance
John Carey Oil is the operator of record for 104 catalogued U.S. oil & gas wells in 1 state. 4 (4%) are active, 90 (87%) plugged & abandoned and 10 flagged as orphaned. Its largest concentration is in Illinois, with 104 wells (100% of its portfolio).
Wells operated
104
Active
4
Plugged
90
Orphaned
10
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 104 |
Well mix
- Oil wells
- 46
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 4%
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Claim your operator profileWhere does John Carey Oil operate?
John Carey Oil's catalogued wells are spread across 1 state: Illinois (104). Its 104 Illinois wells are 0.1% 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 (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of John Carey Oil’s wells are active, plugged or orphaned?
4% of John Carey Oil's catalogued wells are active, 26 percentage points below the national share of 30%. 87% are plugged & abandoned, against 48% nationally. 10 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does John Carey Oil operate?
By product class, 46 (44%) are oil wells and 0 (0%) gas wells; nationally the shares are 45% and 18%. The deepest of its wells with a published depth is Wilcoxen, G. 1 in Marion, IL at 4,700 ft. The wells listed below sit in Marion (IL), White (IL), Macon (IL), Effingham (IL) and Clay (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 John Carey Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Wilcoxen, G. 1 | 12-121-26600 | Plugged & abandoned | Other type | Marion, IL | John Carey Oil Co., Inc. | 4,700 ft |
| Holman 1 | 12-193-28376 | Plugged & abandoned | Other type | White, IL | John Carey Oil Co., Inc. | 4,687 ft |
| Biggerstaff Community 1 | 12-193-29239 | Plugged & abandoned | Other type | White, IL | John Carey Oil Co., Inc. | 4,600 ft |
| Griswold - M. N. B. SWD 1 | 12-115-21591 | Orphaned | Injection | Macon, IL | John Carey Oil Co., Inc. | 3,252 ft |
| Larimore, John 1 | 12-049-22725 | Plugged & abandoned | Oil | Effingham, IL | John Carey Oil Co., Inc. | 3,198 ft |
| Miller-Larimore 1 | 12-049-22747 | Plugged & abandoned | Oil | Effingham, IL | John Carey Oil Co., Inc. | 3,185 ft |
| Brissenden 1 | 12-025-04668 | Plugged & abandoned | Other type | Clay, IL | John Carey Oil. Co., Inc. | 3,185 ft |
| Workman 1 | 12-049-22838 | Plugged & abandoned | Other type | Effingham, IL | John Carey Oil Co., Inc. | 3,184 ft |
| Miller-Larimore 2 | 12-049-22823 | Plugged & abandoned | Oil | Effingham, IL | John Carey Oil Co., Inc. | 3,181 ft |
| Larimore 2 | 12-049-22840 | Plugged & abandoned | Oil | Effingham, IL | John Carey Oil Co., Inc. | 3,180 ft |
| Grujanac, Peter 1 | 12-049-22751 | Plugged & abandoned | Other type | Effingham, IL | John Carey Oil Co., Inc. | 3,168 ft |
| Parish, Eugene M. Comm. 1 | 12-025-05077 | Plugged & abandoned | Other type | Clay, IL | John Carey Oil Co., Inc. | 3,160 ft |
Deepest first where depth is published. See all 104 wells →
Frequently asked questions
How many wells does John Carey Oil operate?
John Carey Oil is the operator of record for 104 catalogued oil & gas wells, with the largest concentration in Illinois (104). Only wells in states WellCensus has ingested are counted.
How many of John Carey Oil's wells are still active?
4 of John Carey Oil's catalogued wells are active; 90 are plugged & abandoned and 10 are flagged as orphaned.
In which states does John Carey Oil operate wells?
John Carey Oil is the operator of record for wells in Illinois (104).
Does John Carey Oil operate mostly oil or gas wells?
46 of John Carey Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is John Carey Oil's deepest well?
Among wells with a published depth, Wilcoxen, G. 1 in Marion, IL is the deepest at 4,700 ft.
Where John Carey 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 28, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “John Carey Oil — well portfolio”, https://wellcensus.com/operators/john-carey-oil-67043 (data as of October 28, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).