Dunnill John E
Operator of record for 45 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Dunnill John E is the operator of record for 45 catalogued U.S. oil & gas wells in 1 state. 18 (40%) are active, 25 (56%) plugged & abandoned. Its largest concentration is in Illinois, with 45 wells (100% of its portfolio).
Wells operated
45
Active
18
Plugged
25
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 45 |
Well mix
- Oil wells
- 25
- Gas wells
- 4
- Shut-in
- 0
- Active share
- 40%
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Claim your operator profileWhere does Dunnill John E operate?
Dunnill John E's catalogued wells are spread across 1 state: Illinois (45). Its 45 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 Dunnill John E’s wells are active, plugged or orphaned?
40% of Dunnill John E's catalogued wells are active, 11 percentage points above the national share of 29%. 56% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Dunnill John E operate?
By product class, 25 (56%) are oil wells and 4 (9%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Clark, Norman 1 in Jefferson, IL at 3,575 ft.
Notable wells operated by Dunnill John E
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Clark, Norman 1 | 12-081-23672 | Plugged & abandoned | Other type | Jefferson, IL | Dunnill, John E. | 3,575 ft |
| Donoho Heirs 1-A | 12-081-23390 | Other status | Oil | Jefferson, IL | Dunnill, John E. | 3,536 ft |
| Barnett, Robert 1 | 12-081-23703 | Plugged & abandoned | Other type | Jefferson, IL | Dunnill, John E. | 3,531 ft |
| Donoho Heirs 4 | 12-081-23440 | Active | Oil | Jefferson, IL | Dunnill, John E. | 3,500 ft |
| Sneed, Orville 1 | 12-081-00939 | Plugged & abandoned | Oil | Jefferson, IL | Dunnill, John E. | 3,465 ft |
| Eller 3 | 12-081-23749 | Plugged & abandoned | Oil | Jefferson, IL | Dunnill, John E. | 3,464 ft |
| Pierce, Rolla 1 | 12-081-23740 | Plugged & abandoned | Other type | Jefferson, IL | Dunnill, John E. | 3,460 ft |
| Schultz, Godfrey W. 1 | 12-081-01005 | Active | Oil | Jefferson, IL | Dunnill, John E. | 3,450 ft |
| Simmons, Thomas 5 | 12-081-23416 | Active | Oil | Jefferson, IL | Dunnill, John E. | 3,449 ft |
| Willis 3 | 12-081-23751 | Active | Oil | Jefferson, IL | Dunnill, John E. | 3,436 ft |
| Donoho Heirs 5 | 12-081-23441 | Active | Oil | Jefferson, IL | Dunnill, John E. | 3,420 ft |
| Schultz Community 2 | 12-081-23922 | Active | Oil | Jefferson, IL | Dunnill, John E. | 3,420 ft |
Deepest first where depth is published. See all 45 wells →
Frequently asked questions
How many wells does Dunnill John E operate?
Dunnill John E is the operator of record for 45 catalogued oil & gas wells, with the largest concentration in Illinois (45). Only wells in states WellCensus has ingested are counted.
How many of Dunnill John E's wells are still active?
18 of Dunnill John E's catalogued wells are active; 25 are plugged & abandoned.
In which states does Dunnill John E operate wells?
Dunnill John E is the operator of record for wells in Illinois (45).
Does Dunnill John E operate mostly oil or gas wells?
25 of Dunnill John E's catalogued wells are oil wells and 4 are gas wells; the rest are injection, service or unclassified wells.
What is Dunnill John E's deepest well?
Among wells with a published depth, Clark, Norman 1 in Jefferson, IL is the deepest at 3,575 ft.
Where Dunnill John E'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, “Dunnill John E — well portfolio”, https://wellcensus.com/operators/dunnill-john-e-66786 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).