Dover Illinois I
Operator of record for 69 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Dover Illinois I is the operator of record for 69 catalogued U.S. oil & gas wells in 1 state. 62 (90%) are active, 1 (1%) plugged & abandoned. Its largest concentration is in Illinois, with 69 wells (100% of its portfolio).
Wells operated
69
Active
62
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 69 |
Well mix
- Oil wells
- 45
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 90%
Is this your company?
Claim Dover Illinois I to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Dover Illinois I operate?
Dover Illinois I's catalogued wells are spread across 1 state: Illinois (69). Its 69 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 Dover Illinois I’s wells are active, plugged or orphaned?
90% of Dover Illinois I's catalogued wells are active, 61 percentage points above the national share of 29%. 1% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Dover Illinois I operate?
By product class, 45 (65%) 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 Dillier B3-C in Clark, IL at 1,137 ft.
Notable wells operated by Dover Illinois I
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Dillier B3-C | 12-023-27249 | Other status | Other type | Clark, IL | Dover Illinois I, LLC | 1,137 ft |
| Huisinga B1-C | 12-023-27267 | Other status | Other type | Clark, IL | Dover Illinois I, LLC | 1,130 ft |
| Huisinga B2-C | 12-023-27392 | Active | Oil | Clark, IL | Dover Illinois I, LLC | 1,093 ft |
| Huisinga C3-C | 12-023-27474 | Active | Oil | Clark, IL | Dover Illinois I, LLC | 1,085 ft |
| Mitchell-Biggs Unit R5-WS | 12-023-27239 | Other status | Other type | Clark, IL | Dover Illinois I, LLC | 600 ft |
| Drake B12-WS | 12-023-27237 | Other status | Other type | Clark, IL | Dover Illinois I, LLC | 600 ft |
| Drake, W. W. F2-WS | 12-023-27238 | Other status | Other type | Clark, IL | Dover Illinois I, LLC | 600 ft |
| Huisinga-Poorman L8 | 12-023-27473 | Active | Oil | Clark, IL | Dover Illinois I, LLC | 490 ft |
| Mitchell-Biggs Unit B6 | 12-023-27252 | Active | Oil | Clark, IL | Dover Illinois I, LLC | 480 ft |
| Mitchell-Biggs Unit B2 | 12-023-27250 | Active | Oil | Clark, IL | Dover Illinois I, LLC | 478 ft |
| Mitchell-Biggs Unit B5 | 12-023-26950 | Active | Oil | Clark, IL | Dover Illinois I, LLC | 477 ft |
| Drake, W. W. D3 | 12-023-27272 | Active | Oil | Clark, IL | Dover Illinois I, LLC | 475 ft |
Deepest first where depth is published. See all 69 wells →
Frequently asked questions
How many wells does Dover Illinois I operate?
Dover Illinois I is the operator of record for 69 catalogued oil & gas wells, with the largest concentration in Illinois (69). Only wells in states WellCensus has ingested are counted.
How many of Dover Illinois I's wells are still active?
62 of Dover Illinois I's catalogued wells are active; 1 are plugged & abandoned.
In which states does Dover Illinois I operate wells?
Dover Illinois I is the operator of record for wells in Illinois (69).
Does Dover Illinois I operate mostly oil or gas wells?
45 of Dover Illinois I's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Dover Illinois I's deepest well?
Among wells with a published depth, Dillier B3-C in Clark, IL is the deepest at 1,137 ft.
Where Dover Illinois I'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, “Dover Illinois I — well portfolio”, https://wellcensus.com/operators/dover-illinois-i-66154 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).