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WellCensus

Mannes Oil

Operator of record for 79 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Mannes Oil is the operator of record for 79 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 51 (65%) are plugged & abandoned. Its largest concentration is in Michigan, with 79 wells (100% of its portfolio).

Wells operated

79

Active

0

Plugged

51

Orphaned

0

Portfolio by state

StateWells
Michigan79

Well mix

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

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Where does Mannes Oil operate?

Mannes Oil's catalogued wells are spread across 1 state: Michigan (79). Its 79 Michigan wells are 0.1% of the 85,673 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 Mannes Oil’s wells are active, plugged or orphaned?

0% of Mannes Oil's catalogued wells are active, 29 percentage points below the national share of 29%. 65% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Mannes Oil operate?

By product class, 0 (0%) 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 Kozitzki 1-16 in Osceola, MI at 5,180 ft. The wells listed below sit in Osceola (MI), Hillsdale (MI), Calhoun (MI), Cass (MI), Barry (MI) and Allegan (MI).

Notable wells operated by Mannes Oil

Wells operated by Mannes Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Kozitzki 1-1621-133-37300Plugged & abandonedOther typeOsceola, MIMannes Oil Corp5,180 ft
Barker 1-1521-133-37655Plugged & abandonedOther typeOsceola, MIMannes Oil Corp5,170 ft
Roth 10-821-059-39137Plugged & abandonedOther typeHillsdale, MIMannes Oil Corp4,390 ft
Migro Farm 1-2821-025-39896Plugged & abandonedOther typeCalhoun, MIMannes Oil Corp4,200 ft
Peterson 1-2721-025-39070Plugged & abandonedOther typeCalhoun, MIMannes Oil Corp4,198 ft
Smith 1-2021-027-36985Plugged & abandonedOther typeCass, MIMannes Oil Corp4,001 ft
Matteson 1-721-015-36035Other statusOther typeBarry, MIMannes Oil Corp2,565 ft
Scholten, A Et Al 121-005-19969Plugged & abandonedOther typeAllegan, MIMannes Oil Corp2,110 ft
Knoblock 1-2021-005-38871Plugged & abandonedOther typeAllegan, MIMannes Oil Corp1,759 ft
Bosek & Brink Comm Et Al 121-005-19939Other statusOther typeAllegan, MIMannes Oil Corp1,639 ft
Wisnewski, O 121-005-20143Plugged & abandonedOther typeAllegan, MIMannes Oil Corp1,626 ft
Bosek, J Et Al 321-005-21171Plugged & abandonedOther typeAllegan, MIMannes Oil Corp1,609 ft

Deepest first where depth is published. See all 79 wells →

Frequently asked questions

How many wells does Mannes Oil operate?

Mannes Oil is the operator of record for 79 catalogued oil & gas wells, with the largest concentration in Michigan (79). Only wells in states WellCensus has ingested are counted.

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

0 of Mannes Oil's catalogued wells are active; 51 are plugged & abandoned.

In which states does Mannes Oil operate wells?

Mannes Oil is the operator of record for wells in Michigan (79).

Does Mannes Oil operate mostly oil or gas wells?

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

What is Mannes Oil's deepest well?

Among wells with a published depth, Kozitzki 1-16 in Osceola, MI is the deepest at 5,180 ft.

Where Mannes 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, “Mannes Oil — well portfolio”, https://wellcensus.com/operators/mannes-oil-115282 (data as of October 10, 2026).

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