Nadco
Operator of record for 10 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: NADCO · NADCO, INC.
At a glance
Nadco is the operator of record for 10 catalogued U.S. oil & gas wells in 2 states. 1 (10%) are active, 1 (10%) plugged & abandoned. Its largest concentration is in Ohio, with 8 wells (80% of its portfolio).
Wells operated
10
Active
1
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Ohio | 8 |
| West Virginia | 2 |
Well mix
- Oil wells
- 8
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 10%
Is this your company?
Claim Nadco to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Nadco operate?
Nadco's catalogued wells are spread across 2 states: Ohio (8) and West Virginia (2). Its 8 Ohio wells are 0.0% of the 242,052 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 Nadco’s wells are active, plugged or orphaned?
10% of Nadco's catalogued wells are active, 19 percentage points below the national share of 29%. 10% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Nadco operate?
By product class, 8 (80%) 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 Stewart Roy 2 in Athens, OH at 1,935 ft. The wells listed below sit in Athens (OH), Washington (OH), Gilmer (WV) and Pleasants (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 Nadco
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Stewart Roy 2 | 34-009-22471 | Active | Oil | Athens, OH | Nadco | 1,935 ft |
| Stewart 3 | 34-009-22472 | Other status | Oil | Athens, OH | Nadco | 0 ft |
| Stewart 7 | 34-009-22473 | Other status | Oil | Athens, OH | Nadco | 0 ft |
| Ridgeway-Moore 1 | 34-167-27181 | Other status | Oil | Washington, OH | Nadco | 0 ft |
| Ridgeway-Moore 2 | 34-167-27182 | Other status | Oil | Washington, OH | Nadco | 0 ft |
| Ridgeway 3 | 34-167-27183 | Other status | Oil | Washington, OH | Nadco | 0 ft |
| Moore Lewis Everett 4 | 34-167-27139 | Other status | Oil | Washington, OH | Nadco | 0 ft |
| Moore Roy 2 | 34-167-27191 | Other status | Oil | Washington, OH | Nadco | 0 ft |
| Self, J. A. Corrtill 1 | 47-021-02329 | Plugged & abandoned | Other type | Gilmer, WV | Nadco, Inc. | — |
| H.H. Malone Heirs 1 | 47-073-01639 | Other status | Other type | Pleasants, WV | Nadco, Inc. | — |
Deepest first where depth is published. See all 10 wells →
Frequently asked questions
How many wells does Nadco operate?
Nadco is the operator of record for 10 catalogued oil & gas wells, with the largest concentration in Ohio (8). Only wells in states WellCensus has ingested are counted.
How many of Nadco's wells are still active?
1 of Nadco's catalogued wells are active; 1 are plugged & abandoned.
In which states does Nadco operate wells?
Nadco is the operator of record for wells in Ohio (8) and West Virginia (2).
Does Nadco operate mostly oil or gas wells?
8 of Nadco's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Nadco's deepest well?
Among wells with a published depth, Stewart Roy 2 in Athens, OH is the deepest at 1,935 ft.
Where Nadco'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, “Nadco — well portfolio”, https://wellcensus.com/operators/nadco-77488 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).