Mannes Robert J
Operator of record for 13 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Mannes Robert J is the operator of record for 13 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 1 (8%) are plugged & abandoned. Its largest concentration is in Michigan, with 13 wells (100% of its portfolio).
Wells operated
13
Active
0
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Michigan | 13 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Mannes Robert J to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Mannes Robert J operate?
Mannes Robert J's catalogued wells are spread across 1 state: Michigan (13). Its 13 Michigan wells are 0.0% 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 Robert J’s wells are active, plugged or orphaned?
0% of Mannes Robert J's catalogued wells are active, 29 percentage points below the national share of 29%. 8% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Mannes Robert J 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 Chesley, Jack C 1 in Jackson, MI at 4,775 ft. The wells listed below sit in Jackson (MI), Branch (MI), Macomb (MI), Montcalm (MI), Calhoun (MI) and Lake (MI) and other counties.
Notable wells operated by Mannes Robert J
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Chesley, Jack C 1 | 21-075-31652 | Other status | Other type | Jackson, MI | Mannes Robert J | 4,775 ft |
| Green, William & Groholski, Joe 1 | 21-023-27603 | Other status | Other type | Branch, MI | Mannes Robert J | 3,980 ft |
| Moran, Ross E Et Al 1 | 21-099-27909 | Other status | Other type | Macomb, MI | Mannes Robert J | 3,544 ft |
| Baumstark, William 1 | 21-099-27077 | Other status | Other type | Macomb, MI | Mannes Robert J | 3,457 ft |
| Kloufetos, Nicholas & George 1 | 21-099-26047 | Other status | Other type | Macomb, MI | Mannes Robert J | 3,432 ft |
| Johnson, Claude & Thelma, & Fuller, F & M 1-6 | 21-117-31611 | Other status | Other type | Montcalm, MI | Mannes Robert J | 3,251 ft |
| Mather, Alice Et Al 1 | 21-025-32380 | Plugged & abandoned | Other type | Calhoun, MI | Mannes Robert J | 3,164 ft |
| Williams, A & E State 1 A | 21-085-27586 | Other status | Other type | Lake, MI | Mannes Robert J | 2,321 ft |
| Kolbe, Harry P 1 | 21-127-27464 | Other status | Other type | Oceana, MI | Mannes Robert J | 2,215 ft |
| Fleming, Gerald & Bulkley, Grace R 1 | 21-127-25870 | Other status | Other type | Oceana, MI | Mannes Robert J | 2,005 ft |
| Moore, Walter 1 | 21-005-26509 | Other status | Other type | Allegan, MI | Mannes Robert J | 1,241 ft |
| Root, Roy 1 | 21-159-32305 | Other status | Other type | Van Buren, MI | Mannes Robert J | 1,005 ft |
Deepest first where depth is published. See all 13 wells →
Frequently asked questions
How many wells does Mannes Robert J operate?
Mannes Robert J is the operator of record for 13 catalogued oil & gas wells, with the largest concentration in Michigan (13). Only wells in states WellCensus has ingested are counted.
How many of Mannes Robert J's wells are still active?
0 of Mannes Robert J's catalogued wells are active; 1 are plugged & abandoned.
In which states does Mannes Robert J operate wells?
Mannes Robert J is the operator of record for wells in Michigan (13).
Does Mannes Robert J operate mostly oil or gas wells?
0 of Mannes Robert J's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Mannes Robert J's deepest well?
Among wells with a published depth, Chesley, Jack C 1 in Jackson, MI is the deepest at 4,775 ft.
Where Mannes Robert J'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 Robert J — well portfolio”, https://wellcensus.com/operators/mannes-robert-j-115447 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).