Larson & White
Operator of record for 3 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Larson & White is the operator of record for 3 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 3 (100%) are plugged & abandoned. Its largest concentration is in Montana, with 3 wells (100% of its portfolio).
Wells operated
3
Active
0
Plugged
3
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Montana | 3 |
Well mix
- Oil wells
- 1
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Larson & White to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Larson & White operate?
Larson & White's catalogued wells are spread across 1 state: Montana (3). Its 3 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 Larson & White’s wells are active, plugged or orphaned?
0% of Larson & White'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 Larson & White operate?
By product class, 1 (33%) 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 Kal-Kevin 1 in Toole, MT at 1,550 ft.
Notable wells operated by Larson & White
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Kal-Kevin 1 | 25-101-10800 | Plugged & abandoned | Oil | Toole, MT | Larson & White | 1,550 ft |
| Kal-Kevin 5 | 25-101-10802 | Plugged & abandoned | Other type | Toole, MT | Larson & White | 1,521 ft |
| Kal-Kevin 1a | 25-101-10801 | Plugged & abandoned | Other type | Toole, MT | Larson & White | 1,516 ft |
Deepest first where depth is published. See all 3 wells →
Frequently asked questions
How many wells does Larson & White operate?
Larson & White is the operator of record for 3 catalogued oil & gas wells, with the largest concentration in Montana (3). Only wells in states WellCensus has ingested are counted.
How many of Larson & White's wells are still active?
0 of Larson & White's catalogued wells are active; 3 are plugged & abandoned.
In which states does Larson & White operate wells?
Larson & White is the operator of record for wells in Montana (3).
Does Larson & White operate mostly oil or gas wells?
1 of Larson & White's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Larson & White's deepest well?
Among wells with a published depth, Kal-Kevin 1 in Toole, MT is the deepest at 1,550 ft.
Where Larson & White'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, “Larson & White — well portfolio”, https://wellcensus.com/operators/larson-white-129930 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).