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WellCensus

Sumatra Oil

Operator of record for 2 catalogued wells across 2 states. Every well below links to its full registry page.

Filed as: SUMATRA OIL CORPORATION · Sumatra Oil Corp.

At a glance

Sumatra Oil is the operator of record for 2 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 2 (100%) are plugged & abandoned. Its largest concentration is in California, with 1 wells (50% of its portfolio).

Wells operated

2

Active

0

Plugged

2

Orphaned

0

Portfolio by state

StateWells
California1
Wyoming1

Well mix

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

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Where does Sumatra Oil operate?

Sumatra Oil's catalogued wells are spread across 2 states: California (1) and Wyoming (1). Its 1 Wyoming wells are 0.0% 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 Sumatra Oil’s wells are active, plugged or orphaned?

0% of Sumatra 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 Sumatra Oil operate?

By product class, 1 (50%) 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 Govt 1 in Johnson, WY at 2,499 ft. The wells listed below sit in Johnson (WY) and Monterey (CA). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.

Notable wells operated by Sumatra Oil

Wells operated by Sumatra Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Govt 149-019-05802Plugged & abandonedOilJohnson, WYSumatra Oil Corporation2,499 ft
Lease by Sumatra Oil Corp. 31X-3004-053-01384Plugged & abandonedOther typeMonterey, CASumatra Oil Corp.—

Deepest first where depth is published. See all 2 wells →

Frequently asked questions

How many wells does Sumatra Oil operate?

Sumatra Oil is the operator of record for 2 catalogued oil & gas wells, with the largest concentration in California (1). Only wells in states WellCensus has ingested are counted.

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

0 of Sumatra Oil's catalogued wells are active; 2 are plugged & abandoned.

In which states does Sumatra Oil operate wells?

Sumatra Oil is the operator of record for wells in California (1) and Wyoming (1).

Does Sumatra Oil operate mostly oil or gas wells?

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

What is Sumatra Oil's deepest well?

Among wells with a published depth, Govt 1 in Johnson, WY is the deepest at 2,499 ft.

Where Sumatra 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, “Sumatra Oil — well portfolio”, https://wellcensus.com/operators/sumatra-oil-12476 (data as of October 10, 2026).

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