Clark John Jr
Operator of record for 1 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Clark John Jr is the operator of record for 1 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 1 (100%) are plugged & abandoned. Its largest concentration is in Colorado, with 1 wells (100% of its portfolio).
Wells operated
1
Active
0
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Colorado | 1 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Clark John Jr to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Clark John Jr operate?
Clark John Jr's catalogued wells are spread across 1 state: Colorado (1). Its 1 Colorado wells are 0.0% of the 124,327 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 John Jr’s wells are active, plugged or orphaned?
0% of Clark John Jr'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 Clark John Jr 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 31-1 Clark in Yuma, CO at 0 ft.
Notable wells operated by Clark John Jr
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| 31-1 Clark | 05-125-07159 | Plugged & abandoned | Other type | Yuma, CO | Clark* John Jr | 0 ft |
Deepest first where depth is published. See all 1 wells →
Frequently asked questions
How many wells does Clark John Jr operate?
Clark John Jr is the operator of record for 1 catalogued oil & gas wells, with the largest concentration in Colorado (1). Only wells in states WellCensus has ingested are counted.
How many of Clark John Jr's wells are still active?
0 of Clark John Jr's catalogued wells are active; 1 are plugged & abandoned.
In which states does Clark John Jr operate wells?
Clark John Jr is the operator of record for wells in Colorado (1).
Does Clark John Jr operate mostly oil or gas wells?
0 of Clark John Jr's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Clark John Jr's deepest well?
Among wells with a published depth, 31-1 Clark in Yuma, CO is the deepest at 0 ft.
Where Clark John Jr'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 John Jr — well portfolio”, https://wellcensus.com/operators/clark-john-jr-6101 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).