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WellCensus

Hyland Oil

Operator of record for 13 catalogued wells across 4 states. Every well below links to its full registry page.

Filed as: HYLAND OIL CORPORATION · Hyland Oil · Hyland Oil Company · Hyland Oil Corporation

At a glance

Hyland Oil is the operator of record for 13 catalogued U.S. oil & gas wells in 4 states. None is listed as active, 13 (100%) are plugged & abandoned. Its largest concentration is in Montana, with 5 wells (38% of its portfolio).

Wells operated

13

Active

0

Plugged

13

Orphaned

0

Portfolio by state

StateWells
Montana5
Wyoming4
Kansas3
Utah1

Well mix

Oil wells
8
Gas wells
1
Shut-in
0
Active share
0%

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Where does Hyland Oil operate?

Hyland Oil's catalogued wells are spread across 4 states: Montana (5), Wyoming (4), Kansas (3) 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 Hyland Oil’s wells are active, plugged or orphaned?

0% of Hyland Oil'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 Hyland Oil operate?

By product class, 8 (62%) are oil wells and 1 (8%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Obrien 1 in Niobrara, WY at 7,501 ft. The wells listed below sit in Niobrara (WY), Big Horn (WY), Ellis (KS), Norton (KS), Liberty (MT) and Glacier (MT) and other counties. 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 Hyland Oil

Wells operated by Hyland Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Obrien 149-027-06093Plugged & abandonedOilNiobrara, WYHyland Oil Corporation7,501 ft
Wycol W028278 149-003-05211Plugged & abandonedOilBig Horn, WYHyland Oil Corporation6,431 ft
Hagen 115-051-23672Plugged & abandonedOilEllis, KSHyland Oil Company3,532 ft
Boys 'A' 615-137-20314Plugged & abandonedOilNorton, KSHyland Oil Company3,507 ft
Boys 'A' 515-137-20309Plugged & abandonedOilNorton, KSHyland Oil Company3,493 ft
Alex Turner 125-051-05184Plugged & abandonedOther typeLiberty, MTHyland Oil3,442 ft
Government 125-035-06975Plugged & abandonedOilGlacier, MTHyland Oil3,441 ft
Federal W-042309 249-013-06431Plugged & abandonedOilFremont, WYHyland Oil Corporation3,438 ft
Oswald Bradley 225-035-06862Plugged & abandonedOilGlacier, MTHyland Oil3,331 ft
Mann 125-013-05045Plugged & abandonedOther typeCascade, MTHyland Oil1,108 ft
Sheffels 125-013-05042Plugged & abandonedOther typeCascade, MTHyland Oil1,081 ft
Govt 149-041-05046Plugged & abandonedGasUinta, WYHyland Oil Corporation503 ft

Deepest first where depth is published. See all 13 wells →

Frequently asked questions

How many wells does Hyland Oil operate?

Hyland Oil is the operator of record for 13 catalogued oil & gas wells, with the largest concentration in Montana (5). Only wells in states WellCensus has ingested are counted.

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

0 of Hyland Oil's catalogued wells are active; 13 are plugged & abandoned.

In which states does Hyland Oil operate wells?

Hyland Oil is the operator of record for wells in Montana (5), Wyoming (4), Kansas (3) and Utah (1).

Does Hyland Oil operate mostly oil or gas wells?

8 of Hyland Oil's catalogued wells are oil wells and 1 are gas wells; the rest are injection, service or unclassified wells.

What is Hyland Oil's deepest well?

Among wells with a published depth, Obrien 1 in Niobrara, WY is the deepest at 7,501 ft.

Where Hyland 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, “Hyland Oil — well portfolio”, https://wellcensus.com/operators/hyland-oil-27258 (data as of October 10, 2026).

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