Cartmill William
Operator of record for 6 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Cartmill William is the operator of record for 6 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 6 (100%) are plugged & abandoned. Its largest concentration is in Illinois, with 6 wells (100% of its portfolio).
Wells operated
6
Active
0
Plugged
6
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 6 |
Well mix
- Oil wells
- 1
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Cartmill William operate?
Cartmill William's catalogued wells are spread across 1 state: Illinois (6). Its 6 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 Cartmill William’s wells are active, plugged or orphaned?
0% of Cartmill William'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 Cartmill William operate?
By product class, 1 (17%) 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 Johnson W H 1 in Hamilton, IL at 3,400 ft. The wells listed below sit in Hamilton (IL), Coles (IL), Jefferson (IL), Macon (IL) and Effingham (IL).
Notable wells operated by Cartmill William
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Johnson W H 1 | 12-065-00670 | Plugged & abandoned | Other type | Hamilton, IL | Cartmill, William | 3,400 ft |
| Gannaway, Ethel 1 | 12-029-00049 | Plugged & abandoned | Other type | Coles, IL | Cartmill, William | 2,400 ft |
| Tewel, 1 | 12-029-00258 | Plugged & abandoned | Other type | Coles, IL | Cartmill, William | 2,302 ft |
| Boldt Fred 1 | 12-081-00971 | Plugged & abandoned | Other type | Jefferson, IL | Cartmill, William | 2,206 ft |
| Gouge, Iva 1 | 12-115-00033 | Plugged & abandoned | Oil | Macon, IL | Cartmill, William | 2,100 ft |
| Cole, Amy 1 | 12-049-00237 | Plugged & abandoned | Other type | Effingham, IL | Cartmill, William | 1,753 ft |
Deepest first where depth is published. See all 6 wells →
Frequently asked questions
How many wells does Cartmill William operate?
Cartmill William is the operator of record for 6 catalogued oil & gas wells, with the largest concentration in Illinois (6). Only wells in states WellCensus has ingested are counted.
How many of Cartmill William's wells are still active?
0 of Cartmill William's catalogued wells are active; 6 are plugged & abandoned.
In which states does Cartmill William operate wells?
Cartmill William is the operator of record for wells in Illinois (6).
Does Cartmill William operate mostly oil or gas wells?
1 of Cartmill William's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Cartmill William's deepest well?
Among wells with a published depth, Johnson W H 1 in Hamilton, IL is the deepest at 3,400 ft.
Where Cartmill William'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, “Cartmill William — well portfolio”, https://wellcensus.com/operators/cartmill-william-94937 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).