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WellCensus

Barmac

Operator of record for 39 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Barmac is the operator of record for 39 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 39 (100%) are plugged & abandoned. Its largest concentration is in Montana, with 39 wells (100% of its portfolio).

Wells operated

39

Active

0

Plugged

39

Orphaned

0

Portfolio by state

StateWells
Montana39

Well mix

Oil wells
25
Gas wells
0
Shut-in
0
Active share
0%

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Where does Barmac operate?

Barmac's catalogued wells are spread across 1 state: Montana (39). Its 39 Montana wells are 0.1% 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 Barmac’s wells are active, plugged or orphaned?

0% of Barmac'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 Barmac operate?

By product class, 25 (64%) 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 Sut.-Schwind 1 in Toole, MT at 2,963 ft. The wells listed below sit in Toole (MT) and Pondera (MT).

Notable wells operated by Barmac

Wells operated by Barmac
WellAPI # / state IDStatusTypeLocationOperatorDepth
Sut.-Schwind 125-101-07557Plugged & abandonedOther typeToole, MTBarmac2,963 ft
Brunning 125-073-05539Plugged & abandonedOther typePondera, MTBarmac2,787 ft
Kalispell-Kevin 125-101-11107Plugged & abandonedOther typeToole, MTBarmac1,660 ft
Lashbaugh 1425-101-09452Plugged & abandonedOther typeToole, MTBarmac1,616 ft
Lashbaugh 625-101-09437Plugged & abandonedOther typeToole, MTBarmac1,605 ft
Lashbaugh 825-101-09442Plugged & abandonedOilToole, MTBarmac1,605 ft
Kalispell-Kevin 225-101-11108Plugged & abandonedOther typeToole, MTBarmac1,578 ft
Maughans 325-101-10507Plugged & abandonedOther typeToole, MTBarmac1,576 ft
Maughans 625-101-10509Plugged & abandonedOther typeToole, MTBarmac1,565 ft
Lashbaugh 725-101-09440Plugged & abandonedOther typeToole, MTBarmac1,562 ft
Lashbaugh 2225-101-05689Plugged & abandonedOther typeToole, MTBarmac1,553 ft
Anderson 925-101-09617Plugged & abandonedOther typeToole, MTBarmac1,550 ft

Deepest first where depth is published. See all 39 wells →

Frequently asked questions

How many wells does Barmac operate?

Barmac is the operator of record for 39 catalogued oil & gas wells, with the largest concentration in Montana (39). Only wells in states WellCensus has ingested are counted.

How many of Barmac's wells are still active?

0 of Barmac's catalogued wells are active; 39 are plugged & abandoned.

In which states does Barmac operate wells?

Barmac is the operator of record for wells in Montana (39).

Does Barmac operate mostly oil or gas wells?

25 of Barmac's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

What is Barmac's deepest well?

Among wells with a published depth, Sut.-Schwind 1 in Toole, MT is the deepest at 2,963 ft.

Where Barmac'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, “Barmac — well portfolio”, https://wellcensus.com/operators/barmac-128864 (data as of October 10, 2026).

Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).