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WellCensus

Donzoil

Operator of record for 14 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Donzoil is the operator of record for 14 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 14 (100%) are plugged & abandoned. Its largest concentration is in Colorado, with 14 wells (100% of its portfolio).

Wells operated

14

Active

0

Plugged

14

Orphaned

0

Portfolio by state

StateWells
Colorado14

Well mix

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

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Where does Donzoil operate?

Donzoil's catalogued wells are spread across 1 state: Colorado (14). Its 14 Colorado wells are 0.0% of the 124,327 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 Donzoil’s wells are active, plugged or orphaned?

0% of Donzoil'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 Donzoil operate?

By product class, 1 (7%) are oil wells and 1 (7%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is 1 Kahrs in Washington, CO at 4,143 ft.

Notable wells operated by Donzoil

Wells operated by Donzoil
WellAPI # / state IDStatusTypeLocationOperatorDepth
1 Kahrs05-121-08297Plugged & abandonedOther typeWashington, CODonzoil Inc4,143 ft
1 Donald05-121-05524Plugged & abandonedOther typeWashington, CODonzoil Inc4,130 ft
1 Heiserman Estate05-121-08102Plugged & abandonedGasWashington, CODonzoil Inc4,086 ft
1 N L Fastinau05-121-08222Plugged & abandonedOther typeWashington, CODonzoil Inc4,010 ft
1-B Christianson05-121-07555Plugged & abandonedOilWashington, CODonzoil Inc4,000 ft
1 Henry J Goeglein05-121-06962Plugged & abandonedOther typeWashington, CODonzoil Inc3,996 ft
1 June Anderson05-121-08444Plugged & abandonedOther typeWashington, CODonzoil Inc3,980 ft
1 Christianson05-121-07554Plugged & abandonedOther typeWashington, CODonzoil Inc3,977 ft
2 Warren05-121-08351Plugged & abandonedOther typeWashington, CODonzoil Inc3,952 ft
2 Christianson05-121-05019Plugged & abandonedOther typeWashington, CODonzoil Inc3,951 ft
1 S J Warren05-121-07091Plugged & abandonedOther typeWashington, CODonzoil Inc3,925 ft
1 Price Ranch05-121-08060Plugged & abandonedOther typeWashington, CODonzoil Inc3,801 ft

Deepest first where depth is published. See all 14 wells →

Frequently asked questions

How many wells does Donzoil operate?

Donzoil is the operator of record for 14 catalogued oil & gas wells, with the largest concentration in Colorado (14). Only wells in states WellCensus has ingested are counted.

How many of Donzoil's wells are still active?

0 of Donzoil's catalogued wells are active; 14 are plugged & abandoned.

In which states does Donzoil operate wells?

Donzoil is the operator of record for wells in Colorado (14).

Does Donzoil operate mostly oil or gas wells?

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

What is Donzoil's deepest well?

Among wells with a published depth, 1 Kahrs in Washington, CO is the deepest at 4,143 ft.

Where Donzoil'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, “Donzoil — well portfolio”, https://wellcensus.com/operators/donzoil-3278 (data as of October 10, 2026).

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