Petro Mark
Operator of record for 15 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: PETRO-MARK INC · PETRO-MARK, INC.
At a glance
Petro Mark is the operator of record for 15 catalogued U.S. oil & gas wells in 2 states. 12 (80%) are active, 1 (7%) plugged & abandoned and 2 flagged as orphaned. Its largest concentration is in West Virginia, with 14 wells (93% of its portfolio).
Wells operated
15
Active
12
Plugged
1
Orphaned
2
Portfolio by state
| State | Wells |
|---|---|
| West Virginia | 14 |
| Ohio | 1 |
Well mix
- Oil wells
- 1
- Gas wells
- 13
- Shut-in
- 0
- Active share
- 80%
Is this your company?
Claim Petro Mark to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Petro Mark operate?
Petro Mark's catalogued wells are spread across 2 states: West Virginia (14) and Ohio (1). Its 14 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 Petro Mark’s wells are active, plugged or orphaned?
80% of Petro Mark's catalogued wells are active, 51 percentage points above the national share of 29%. 7% are plugged & abandoned, against 47% nationally. 2 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Petro Mark operate?
By product class, 1 (7%) are oil wells and 13 (87%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Blocker 7 in Athens, OH at 540 ft. The wells listed below sit in Athens (OH), Pleasants (WV) and Ritchie (WV). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Petro Mark
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Blocker 7 | 34-009-23090 | Plugged & abandoned | Oil | Athens, OH | Petro-Mark Inc | 540 ft |
| Weekley, Rebecca Weekley Hrs. 1 | 47-073-01462 | Active | Gas | Pleasants, WV | Petro-Mark, Inc. | — |
| Mason, Everett Morris 1 | 47-085-05609 | Orphaned | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Parker, James Wilson-Light 4 | 47-085-05494 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Siers, Henry & Esther 2 | 47-085-05608 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Siers, Henry & Esther 1 | 47-085-05607 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Riggs, Cline Broadwater 1 | 47-085-06913 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Stephens, Carl Devilhole 3 | 47-085-05507 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Rollins, Jed Moats 1 | 47-085-05510 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Weekly, F. P. Weekley 1 | 47-085-05457 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Ross, Roma A. 1 | 47-085-05548 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
| Wilson, H., Etal 7 | 47-085-05693 | Active | Gas | Ritchie, WV | Petro-Mark, Inc. | — |
Deepest first where depth is published. See all 15 wells →
Frequently asked questions
How many wells does Petro Mark operate?
Petro Mark is the operator of record for 15 catalogued oil & gas wells, with the largest concentration in West Virginia (14). Only wells in states WellCensus has ingested are counted.
How many of Petro Mark's wells are still active?
12 of Petro Mark's catalogued wells are active; 1 are plugged & abandoned and 2 are flagged as orphaned.
In which states does Petro Mark operate wells?
Petro Mark is the operator of record for wells in West Virginia (14) and Ohio (1).
Does Petro Mark operate mostly oil or gas wells?
1 of Petro Mark's catalogued wells are oil wells and 13 are gas wells; the rest are injection, service or unclassified wells.
What is Petro Mark's deepest well?
Among wells with a published depth, Blocker 7 in Athens, OH is the deepest at 540 ft.
Where Petro Mark'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, “Petro Mark — well portfolio”, https://wellcensus.com/operators/petro-mark-77530 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).