Den Mark Drilling
Operator of record for 7 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Den Mark Drilling is the operator of record for 7 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 1 (14%) are plugged & abandoned. Its largest concentration is in West Virginia, with 7 wells (100% of its portfolio).
Wells operated
7
Active
0
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| West Virginia | 7 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Den Mark Drilling to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Den Mark Drilling operate?
Den Mark Drilling's catalogued wells are spread across 1 state: West Virginia (7). Its 7 West Virginia wells are 0.0% of the 118,569 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 Den Mark Drilling’s wells are active, plugged or orphaned?
0% of Den Mark Drilling's catalogued wells are active, 29 percentage points below the national share of 29%. 14% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Den Mark Drilling operate?
By product class, 0 (0%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Roane (WV), Barbour (WV), Harrison (WV) and Braxton (WV).
Notable wells operated by Den Mark Drilling
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| A.P. Walker Heirs 1 | 47-087-01648 | Other status | Other type | Roane, WV | Den-Mark Drilling Co Inc | — |
| Dickenson, R. Bar-217 | 47-001-00464 | Other status | Other type | Barbour, WV | Den-Mark Drilling Co Inc | — |
| Nathan Goff Heirs 1 | 47-033-00480 | Plugged & abandoned | Other type | Harrison, WV | Den-Mark Drilling Co Inc | — |
| Cayton, Grant G. 5 | 47-007-00770 | Other status | Other type | Braxton, WV | Den-Mark Drilling Co Inc | — |
| Brown, Ferrell 16 | 47-007-00776 | Other status | Other type | Braxton, WV | Den-Mark Drilling Co Inc | — |
| Brown, Ferrell 18 | 47-007-00783 | Other status | Other type | Braxton, WV | Den-Mark Drilling Co Inc | — |
| Cayton, Grant G. 4 | 47-007-00769 | Other status | Other type | Braxton, WV | Den-Mark Drilling Co Inc | — |
Deepest first where depth is published. See all 7 wells →
Frequently asked questions
How many wells does Den Mark Drilling operate?
Den Mark Drilling is the operator of record for 7 catalogued oil & gas wells, with the largest concentration in West Virginia (7). Only wells in states WellCensus has ingested are counted.
How many of Den Mark Drilling's wells are still active?
0 of Den Mark Drilling's catalogued wells are active; 1 are plugged & abandoned.
In which states does Den Mark Drilling operate wells?
Den Mark Drilling is the operator of record for wells in West Virginia (7).
Does Den Mark Drilling operate mostly oil or gas wells?
0 of Den Mark Drilling's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
Where Den Mark Drilling'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, “Den Mark Drilling — well portfolio”, https://wellcensus.com/operators/den-mark-drilling-142084 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).