Prevol & Shay
Operator of record for 10 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Prevol & Shay is the operator of record for 10 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 10 (100%) are plugged & abandoned. Its largest concentration is in Montana, with 10 wells (100% of its portfolio).
Wells operated
10
Active
0
Plugged
10
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Montana | 10 |
Well mix
- Oil wells
- 3
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Prevol & Shay operate?
Prevol & Shay's catalogued wells are spread across 1 state: Montana (10). Its 10 Montana wells are 0.0% of the 42,011 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 Prevol & Shay’s wells are active, plugged or orphaned?
0% of Prevol & Shay's catalogued wells are active, 29 percentage points below the national share of 29%. 100% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Prevol & Shay operate?
By product class, 3 (30%) 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 Govt 10 in Toole, MT at 1,913 ft.
Notable wells operated by Prevol & Shay
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Govt 10 | 25-101-06795 | Plugged & abandoned | Other type | Toole, MT | Prevol & Shay | 1,913 ft |
| Govt 11 | 25-101-06823 | Plugged & abandoned | Other type | Toole, MT | Prevol & Shay | 1,893 ft |
| Govt. 18 | 25-101-06875 | Plugged & abandoned | Oil | Toole, MT | Prevol & Shay | 1,874 ft |
| Govt 5 | 25-101-06877 | Plugged & abandoned | Oil | Toole, MT | Prevol & Shay | 1,845 ft |
| Govt 4 | 25-101-06926 | Plugged & abandoned | Other type | Toole, MT | Prevol & Shay | 1,842 ft |
| Govt 1 | 25-101-06861 | Plugged & abandoned | Oil | Toole, MT | Prevol & Shay | 1,813 ft |
| Shay Federal 15X | 25-101-06874 | Plugged & abandoned | Other type | Toole, MT | Prevol & Shay | 1,810 ft |
| Shay Federal 7 | 25-101-06890 | Plugged & abandoned | Other type | Toole, MT | Prevol & Shay | 1,792 ft |
| Govt 1 | 25-101-05797 | Plugged & abandoned | Other type | Toole, MT | Prevol & Shay | 1,658 ft |
| Porter 1 | 25-101-05499 | Plugged & abandoned | Other type | Toole, MT | Prevol & Shay | 1,546 ft |
Deepest first where depth is published. See all 10 wells →
Frequently asked questions
How many wells does Prevol & Shay operate?
Prevol & Shay is the operator of record for 10 catalogued oil & gas wells, with the largest concentration in Montana (10). Only wells in states WellCensus has ingested are counted.
How many of Prevol & Shay's wells are still active?
0 of Prevol & Shay's catalogued wells are active; 10 are plugged & abandoned.
In which states does Prevol & Shay operate wells?
Prevol & Shay is the operator of record for wells in Montana (10).
Does Prevol & Shay operate mostly oil or gas wells?
3 of Prevol & Shay's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Prevol & Shay's deepest well?
Among wells with a published depth, Govt 10 in Toole, MT is the deepest at 1,913 ft.
Where Prevol & Shay'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, “Prevol & Shay — well portfolio”, https://wellcensus.com/operators/prevol-shay-129569 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).