Hills William O
Operator of record for 11 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Hills William O is the operator of record for 11 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 11 (100%) are plugged & abandoned. Its largest concentration is in Illinois, with 11 wells (100% of its portfolio).
Wells operated
11
Active
0
Plugged
11
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 11 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Hills William O operate?
Hills William O's catalogued wells are spread across 1 state: Illinois (11). Its 11 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 Hills William O’s wells are active, plugged or orphaned?
0% of Hills William O'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 Hills William O 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 Bullard 1 in Brown, IL at 906 ft. The wells listed below sit in Brown (IL) and Adams (IL).
Notable wells operated by Hills William O
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Bullard 1 | 12-009-00337 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 906 ft |
| Thomas, Glenn J. 3 | 12-009-00301 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 790 ft |
| Bunfill 4 | 12-009-00258 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 636 ft |
| Dormire 1 | 12-009-00340 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 622 ft |
| Bunfill 1 | 12-009-00179 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 605 ft |
| Thomas 1 | 12-009-00193 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 600 ft |
| Stevens 2 | 12-001-00576 | Plugged & abandoned | Other type | Adams, IL | Hills, William O. | 592 ft |
| Bunfill 2 | 12-009-00180 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 550 ft |
| Ferguson 3 | 12-009-00369 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 544 ft |
| Hills, C. 1 | 12-009-00343 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 540 ft |
| Thomas 4 | 12-009-20390 | Plugged & abandoned | Other type | Brown, IL | Hills, William O. | 525 ft |
Deepest first where depth is published. See all 11 wells →
Frequently asked questions
How many wells does Hills William O operate?
Hills William O is the operator of record for 11 catalogued oil & gas wells, with the largest concentration in Illinois (11). Only wells in states WellCensus has ingested are counted.
How many of Hills William O's wells are still active?
0 of Hills William O's catalogued wells are active; 11 are plugged & abandoned.
In which states does Hills William O operate wells?
Hills William O is the operator of record for wells in Illinois (11).
Does Hills William O operate mostly oil or gas wells?
0 of Hills William O's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Hills William O's deepest well?
Among wells with a published depth, Bullard 1 in Brown, IL is the deepest at 906 ft.
Where Hills William O'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, “Hills William O — well portfolio”, https://wellcensus.com/operators/hills-william-o-91023 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).