Prenalta
Operator of record for 186 catalogued wells across 5 states. Every well below links to its full registry page.
Filed as: PRENALTA CORP · PRENALTA CORP. · PRENALTA CORPORATION
At a glance
Prenalta is the operator of record for 186 catalogued U.S. oil & gas wells in 5 states. None is listed as active, 184 (99%) are plugged & abandoned. Its largest concentration is in Wyoming, with 169 wells (91% of its portfolio).
Wells operated
186
Active
0
Plugged
184
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Wyoming | 169 |
| North Dakota | 7 |
| Colorado | 5 |
| Oklahoma | 4 |
| Louisiana | 1 |
Well mix
- Oil wells
- 134
- Gas wells
- 38
- Shut-in
- 1
- Active share
- 0%
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Claim your operator profileWhere does Prenalta operate?
Prenalta's catalogued wells are spread across 5 states: Wyoming (169), North Dakota (7), Colorado (5), Oklahoma (4) and Louisiana (1). Its 169 Wyoming wells are 0.1% of the 129,957 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 Prenalta’s wells are active, plugged or orphaned?
0% of Prenalta's catalogued wells are active, 29 percentage points below the national share of 29%. 99% are plugged & abandoned, against 47% nationally. 1 wells (0.5%) are shut-in — unplugged but idle. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Prenalta operate?
By product class, 134 (72%) are oil wells and 38 (20%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Fee 4-11 in Sweetwater, WY at 15,318 ft. The wells listed below sit in Sweetwater (WY), Campbell (WY) and Park (WY). 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 Prenalta
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Fee 4-11 | 49-037-22417 | Plugged & abandoned | Gas | Sweetwater, WY | Prenalta Corporation | 15,318 ft |
| 53-74 W-102413 34-34 | 49-005-29125 | Plugged & abandoned | Oil | Campbell, WY | Prenalta Corporation | 10,547 ft |
| 54-74 W-28675 3-30 | 49-005-27134 | Plugged & abandoned | Oil | Campbell, WY | Prenalta Corporation | 10,441 ft |
| 50-71 Ag Farm 21-32 | 49-005-30254 | Plugged & abandoned | Oil | Campbell, WY | Prenalta Corporation | 9,911 ft |
| 102 Govt 23-24-22-102 | 49-037-20286 | Plugged & abandoned | Gas | Sweetwater, WY | Prenalta Corporation | 9,909 ft |
| 49-71 Thar 41-12 | 49-005-30662 | Plugged & abandoned | Oil | Campbell, WY | Prenalta Corporation | 9,850 ft |
| Millie Fed 33-14 | 49-005-29291 | Plugged & abandoned | Oil | Campbell, WY | Prenalta Corporation | 9,829 ft |
| Smith Patented 12-1 | 49-005-20901 | Plugged & abandoned | Oil | Campbell, WY | Prenalta Corporation | 9,770 ft |
| 49-71 Baumfalk Fee 31-12 | 49-005-25250 | Plugged & abandoned | Oil | Campbell, WY | Prenalta Corporation | 9,760 ft |
| Timber Creek Nw 13-1 | 49-005-29387 | Plugged & abandoned | Oil | Campbell, WY | Prenalta Corporation | 9,747 ft |
| Wolff 24 | 49-005-25392 | Plugged & abandoned | Injection | Campbell, WY | Prenalta Corporation | 9,700 ft |
| Two Dot Fee 5-12 | 49-029-20771 | Plugged & abandoned | Oil | Park, WY | Prenalta Corporation | 9,700 ft |
Deepest first where depth is published. See all 186 wells →
Frequently asked questions
How many wells does Prenalta operate?
Prenalta is the operator of record for 186 catalogued oil & gas wells, with the largest concentration in Wyoming (169). Only wells in states WellCensus has ingested are counted.
How many of Prenalta's wells are still active?
0 of Prenalta's catalogued wells are active; 184 are plugged & abandoned.
In which states does Prenalta operate wells?
Prenalta is the operator of record for wells in Wyoming (169), North Dakota (7), Colorado (5), Oklahoma (4) and Louisiana (1).
Does Prenalta operate mostly oil or gas wells?
134 of Prenalta's catalogued wells are oil wells and 38 are gas wells; the rest are injection, service or unclassified wells.
What is Prenalta's deepest well?
Among wells with a published depth, Fee 4-11 in Sweetwater, WY is the deepest at 15,318 ft.
Where Prenalta's wells are
- Oil & gas wells in Wyoming· 169 operated by Prenalta
- Oil & gas wells in North Dakota· 7 operated by Prenalta
- Oil & gas wells in Colorado· 5 operated by Prenalta
- Oil & gas wells in Oklahoma· 4 operated by Prenalta
- Oil & gas wells in Louisiana· 1 operated by Prenalta
- Largest U.S. well operators
- All well operators
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, “Prenalta — well portfolio”, https://wellcensus.com/operators/prenalta-4903 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).