Tenexco
Operator of record for 14 catalogued wells across 3 states. Every well below links to its full registry page.
Filed as: TENEXCO CO · TENEXCO INC · TENEXCO, INC
At a glance
Tenexco is the operator of record for 14 catalogued U.S. oil & gas wells in 3 states. 3 (21%) are active, 10 (71%) plugged & abandoned. Its largest concentration is in Kentucky, with 8 wells (57% of its portfolio).
Wells operated
14
Active
3
Plugged
10
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Kentucky | 8 |
| Michigan | 5 |
| Mississippi | 1 |
Well mix
- Oil wells
- 1
- Gas wells
- 2
- Shut-in
- 0
- Active share
- 21%
Is this your company?
Claim Tenexco to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Tenexco operate?
Tenexco's catalogued wells are spread across 3 states: Kentucky (8), Michigan (5) and Mississippi (1). Its 5 Michigan wells are 0.0% of the 85,673 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 Tenexco’s wells are active, plugged or orphaned?
21% of Tenexco's catalogued wells are active, 7 percentage points below the national share of 29%. 71% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Tenexco operate?
By product class, 1 (7%) are oil wells and 2 (14%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Holewinski 1-5a in Otsego, MI at 6,541 ft. The wells listed below sit in Otsego (MI), Macomb (MI), Clinton (KY), Green (KY), Adair (KY) and Cumberland (KY). State filings spell the name 3 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Tenexco
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Holewinski 1-5a | 21-137-35149 | Plugged & abandoned | Other type | Otsego, MI | Tenexco Inc | 6,541 ft |
| Inwood 2-10 | 21-099-35906 | Plugged & abandoned | Other type | Macomb, MI | Tenexco Inc | 3,750 ft |
| Inwood Et Al 3-10 | 21-099-39722 | Plugged & abandoned | Other type | Macomb, MI | Tenexco Inc | 3,750 ft |
| Vandyke Et Al 1-2 | 21-099-36982 | Plugged & abandoned | Other type | Macomb, MI | Tenexco Inc | 3,732 ft |
| Cummings, John K Sr 1 | 16-053-00018 | Active | Gas | Clinton, KY | Tenexco Co | 2,000 ft |
| Inwood 1-10 | 21-099-31104 | Plugged & abandoned | Other type | Macomb, MI | Tenexco Inc | 2,000 ft |
| Sullivan, Harry 1 | 16-087-01170 | Plugged & abandoned | Other type | Green, KY | Tenexco Co | 1,930 ft |
| Oliver, Dan 2 | 16-001-01341 | Plugged & abandoned | Other type | Adair, KY | Tenexco Co | 1,595 ft |
| Coffee, James Dale 1 | 16-001-00472 | Plugged & abandoned | Other type | Adair, KY | Tenexco Co | 1,583 ft |
| Oliver, Dan 1 | 16-001-00129 | Active | Oil | Adair, KY | Tenexco Co | 1,480 ft |
| Morrison, J E 1 | 16-053-01798 | Active | Gas | Clinton, KY | Tenexco Co | 1,393 ft |
| Williams, James & Wife & Sister 1 | 16-057-02681 | Plugged & abandoned | Other type | Cumberland, KY | Tenexco Co | 951 ft |
Deepest first where depth is published. See all 14 wells →
Frequently asked questions
How many wells does Tenexco operate?
Tenexco is the operator of record for 14 catalogued oil & gas wells, with the largest concentration in Kentucky (8). Only wells in states WellCensus has ingested are counted.
How many of Tenexco's wells are still active?
3 of Tenexco's catalogued wells are active; 10 are plugged & abandoned.
In which states does Tenexco operate wells?
Tenexco is the operator of record for wells in Kentucky (8), Michigan (5) and Mississippi (1).
Does Tenexco operate mostly oil or gas wells?
1 of Tenexco's catalogued wells are oil wells and 2 are gas wells; the rest are injection, service or unclassified wells.
What is Tenexco's deepest well?
Among wells with a published depth, Holewinski 1-5a in Otsego, MI is the deepest at 6,541 ft.
Where Tenexco'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, “Tenexco — well portfolio”, https://wellcensus.com/operators/tenexco-98015 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).