Holt Mack
Operator of record for 16 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Holt Mack is the operator of record for 16 catalogued U.S. oil & gas wells in 1 state. 1 (6%) are active, 15 (94%) plugged & abandoned. Its largest concentration is in Illinois, with 16 wells (100% of its portfolio).
Wells operated
16
Active
1
Plugged
15
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 16 |
Well mix
- Oil wells
- 9
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 6%
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Claim your operator profileWhere does Holt Mack operate?
Holt Mack's catalogued wells are spread across 1 state: Illinois (16). Its 16 Illinois wells are 0.0% of the 174,478 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 Holt Mack’s wells are active, plugged or orphaned?
6% of Holt Mack's catalogued wells are active, 23 percentage points below the national share of 29%. 94% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Holt Mack operate?
By product class, 9 (56%) 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 Smith C R 1 in White, IL at 3,465 ft.
Notable wells operated by Holt Mack
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Smith C R 1 | 12-193-03626 | Plugged & abandoned | Oil | White, IL | Holt, Mack | 3,465 ft |
| White-Stokes 1 | 12-193-04137 | Plugged & abandoned | Other type | White, IL | Holt, Mack | 3,295 ft |
| Hansman Mary C 1 | 12-193-04081 | Plugged & abandoned | Other type | White, IL | Holt, Mack | 3,272 ft |
| Shaw 2 | 12-193-06916 | Plugged & abandoned | Other type | White, IL | Holt, Mack | 3,225 ft |
| Douglas Wm W 2 | 12-193-06913 | Plugged & abandoned | Other type | White, IL | Holt, Mack | 3,155 ft |
| Douglas James F 4 | 12-193-06912 | Active | Oil | White, IL | Holt, Mack | 3,130 ft |
| Douglas James F 3 | 12-193-07547 | Plugged & abandoned | Oil | White, IL | Holt, Mack | 3,129 ft |
| Hale, Lee etal 1 | 12-193-06120 | Plugged & abandoned | Oil | White, IL | Holt, Mack | 3,095 ft |
| Dix Cale Etal 1 | 12-193-01923 | Plugged & abandoned | Oil | White, IL | Holt, Mack | 3,050 ft |
| Weas Donald 1 | 12-193-06966 | Plugged & abandoned | Other type | White, IL | Holt, Mack | 3,044 ft |
| Douglas James F 2 | 12-193-06911 | Plugged & abandoned | Oil | White, IL | Holt, Mack | 2,684 ft |
| Douglas James F 1 | 12-193-06910 | Plugged & abandoned | Oil | White, IL | Holt, Mack | 2,648 ft |
Deepest first where depth is published. See all 16 wells →
Frequently asked questions
How many wells does Holt Mack operate?
Holt Mack is the operator of record for 16 catalogued oil & gas wells, with the largest concentration in Illinois (16). Only wells in states WellCensus has ingested are counted.
How many of Holt Mack's wells are still active?
1 of Holt Mack's catalogued wells are active; 15 are plugged & abandoned.
In which states does Holt Mack operate wells?
Holt Mack is the operator of record for wells in Illinois (16).
Does Holt Mack operate mostly oil or gas wells?
9 of Holt Mack's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Holt Mack's deepest well?
Among wells with a published depth, Smith C R 1 in White, IL is the deepest at 3,465 ft.
Where Holt Mack'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, “Holt Mack — well portfolio”, https://wellcensus.com/operators/holt-mack-93881 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).