Clark Gerald
Operator of record for 8 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Clark Gerald is the operator of record for 8 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 7 (88%) are plugged & abandoned. Its largest concentration is in Illinois, with 8 wells (100% of its portfolio).
Wells operated
8
Active
0
Plugged
7
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 8 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Clark Gerald operate?
Clark Gerald's catalogued wells are spread across 1 state: Illinois (8). Its 8 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 Clark Gerald’s wells are active, plugged or orphaned?
0% of Clark Gerald's catalogued wells are active, 29 percentage points below the national share of 29%. 88% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Clark Gerald 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 Thompson, Nicholas 10 in Mcdonough, IL at 450 ft.
Notable wells operated by Clark Gerald
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Thompson, Nicholas 10 | 12-109-22017 | Plugged & abandoned | Other type | Mcdonough, IL | Clark, Gerald | 450 ft |
| Thompson, Nicholas 9 | 12-109-22016 | Plugged & abandoned | Other type | Mcdonough, IL | Clark, Gerald | 450 ft |
| Thompson, Nicholas 1 | 12-109-22010 | Plugged & abandoned | Other type | Mcdonough, IL | Clark, Gerald | 440 ft |
| Thompson, Nicholas 8 | 12-109-22015 | Plugged & abandoned | Other type | Mcdonough, IL | Clark, Gerald | 440 ft |
| Thompson, Nicholas 7 | 12-109-22014 | Plugged & abandoned | Other type | Mcdonough, IL | Clark, Gerald | 440 ft |
| Thompson, Nicholas 2 | 12-109-22011 | Plugged & abandoned | Other type | Mcdonough, IL | Clark, Gerald | 440 ft |
| Thompson, Nicholas 4 | 12-109-22012 | Plugged & abandoned | Other type | Mcdonough, IL | Clark, Gerald | 436 ft |
| Thompson, Nicholas 5 | 12-109-22013 | Other status | Other type | Mcdonough, IL | Clark, Gerald | — |
Deepest first where depth is published. See all 8 wells →
Frequently asked questions
How many wells does Clark Gerald operate?
Clark Gerald is the operator of record for 8 catalogued oil & gas wells, with the largest concentration in Illinois (8). Only wells in states WellCensus has ingested are counted.
How many of Clark Gerald's wells are still active?
0 of Clark Gerald's catalogued wells are active; 7 are plugged & abandoned.
In which states does Clark Gerald operate wells?
Clark Gerald is the operator of record for wells in Illinois (8).
Does Clark Gerald operate mostly oil or gas wells?
0 of Clark Gerald's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Clark Gerald's deepest well?
Among wells with a published depth, Thompson, Nicholas 10 in Mcdonough, IL is the deepest at 450 ft.
Where Clark Gerald'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, “Clark Gerald — well portfolio”, https://wellcensus.com/operators/clark-gerald-104954 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).