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WellCensus

Peerless Oil

Operator of record for 11 catalogued wells across 5 states. Every well below links to its full registry page.

Filed as: PEERLESS OIL · PEERLESS OIL CO · PEERLESS OIL COMPANY · Peerless Oil Company

At a glance

Peerless Oil is the operator of record for 11 catalogued U.S. oil & gas wells in 5 states. None is listed as active, 9 (82%) are plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Montana, with 5 wells (45% of its portfolio).

Wells operated

11

Active

0

Plugged

9

Orphaned

1

Portfolio by state

StateWells
Montana5
Wyoming3
Kentucky1
Louisiana1
Utah1

Well mix

Oil wells
3
Gas wells
0
Shut-in
0
Active share
0%

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Where does Peerless Oil operate?

Peerless Oil's catalogued wells are spread across 5 states: Montana (5), Wyoming (3), Kentucky (1), Louisiana (1) and Utah (1). Its 5 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 Peerless Oil’s wells are active, plugged or orphaned?

0% of Peerless Oil's catalogued wells are active, 29 percentage points below the national share of 29%. 82% are plugged & abandoned, against 47% nationally. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.

What kinds of wells does Peerless Oil operate?

By product class, 3 (27%) 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 Preston in Petroleum, MT at 7,103 ft. The wells listed below sit in Petroleum (MT), Muhlenberg (KY), Park (WY), Caddo (LA), Natrona (WY) and Grand (UT). State filings spell the name 4 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.

Notable wells operated by Peerless Oil

Wells operated by Peerless Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Preston25-069-60061Other statusOther typePetroleum, MTPeerless Oil Company7,103 ft
Gossett, C CKGS record 2031624Plugged & abandonedOther typeMuhlenberg, KYPeerless Oil Co2,495 ft
Oiltana 125-069-05271Plugged & abandonedOther typePetroleum, MTPeerless Oil Company2,495 ft
Govt 1cho 449-029-05275Plugged & abandonedOilPark, WYPeerless Oil2,410 ft
Dickson 005Serial no. 996OrphanedOther typeCaddo, LAPeerless Oil Company2,316 ft
Govt 149-029-05276Plugged & abandonedOilPark, WYPeerless Oil2,310 ft
Peerless 149-025-05690Plugged & abandonedOilNatrona, WYPeerless Oil1,815 ft
225-069-60197Plugged & abandonedOther typePetroleum, MTPeerless Oil Company710 ft
325-069-60196Plugged & abandonedOther typePetroleum, MTPeerless Oil Company700 ft
125-069-60189Plugged & abandonedOther typePetroleum, MTPeerless Oil Company200 ft
Peerless Oil Company 143-019-11531Plugged & abandonedOther typeGrand, UTPeerless Oil Company—

Deepest first where depth is published. See all 11 wells →

Frequently asked questions

How many wells does Peerless Oil operate?

Peerless Oil is the operator of record for 11 catalogued oil & gas wells, with the largest concentration in Montana (5). Only wells in states WellCensus has ingested are counted.

How many of Peerless Oil's wells are still active?

0 of Peerless Oil's catalogued wells are active; 9 are plugged & abandoned and 1 are flagged as orphaned.

In which states does Peerless Oil operate wells?

Peerless Oil is the operator of record for wells in Montana (5), Wyoming (3), Kentucky (1), Louisiana (1) and Utah (1).

Does Peerless Oil operate mostly oil or gas wells?

3 of Peerless Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

What is Peerless Oil's deepest well?

Among wells with a published depth, Preston in Petroleum, MT is the deepest at 7,103 ft.

Where Peerless Oil'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, “Peerless Oil — well portfolio”, https://wellcensus.com/operators/peerless-oil-34890 (data as of October 10, 2026).

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