Jen Oil
Operator of record for 21 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: JEN Oil Company · JEN-OIL, INC. · Jen Oil Co
At a glance
Jen Oil is the operator of record for 21 catalogued U.S. oil & gas wells in 2 states. 2 (10%) are active, 19 (90%) plugged & abandoned. Its largest concentration is in Louisiana, with 12 wells (57% of its portfolio).
Wells operated
21
Active
2
Plugged
19
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Louisiana | 12 |
| Illinois | 9 |
Well mix
- Oil wells
- 18
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 10%
Is this your company?
Claim Jen Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Jen Oil operate?
Jen Oil's catalogued wells are spread across 2 states: Louisiana (12) and Illinois (9). Its 12 Louisiana wells are 0.0% of the 225,728 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 Jen Oil’s wells are active, plugged or orphaned?
10% of Jen Oil's catalogued wells are active, 19 percentage points below the national share of 29%. 90% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Jen Oil operate?
By product class, 18 (86%) 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 J C Maxwell Heirs 006 in Grant, LA at 3,505 ft. The wells listed below sit in Grant (LA), Jasper (IL) and Effingham (IL). State filings spell the name 3 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Jen Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| J C Maxwell Heirs 006 | 17-043-20178 | Plugged & abandoned | Oil | Grant, LA | Jen-Oil, Inc. | 3,505 ft |
| Bowers, Nora 1 | 12-079-01989 | Plugged & abandoned | Oil | Jasper, IL | JEN Oil Company | 3,024 ft |
| Zumbahlen 1 | 12-049-00057 | Plugged & abandoned | Other type | Effingham, IL | JEN Oil Company | 2,653 ft |
| Funneman-Huelsing Comm. 2 | 12-049-01185 | Plugged & abandoned | Oil | Effingham, IL | JEN Oil Company | 2,601 ft |
| Willenborg, Lawrence 1 | 12-049-01165 | Plugged & abandoned | Other type | Effingham, IL | Jen Oil Co | 2,477 ft |
| Huelsing 1 | 12-049-01159 | Active | Injection | Effingham, IL | JEN Oil Company | 2,452 ft |
| Funneman, R. 1 | 12-049-01063 | Active | Oil | Effingham, IL | JEN Oil Company | 2,450 ft |
| Huelsing 2 | 12-049-23015 | Plugged & abandoned | Oil | Effingham, IL | JEN Oil Company | 2,442 ft |
| Uthell-Funneman Comm 1 | 12-049-01163 | Plugged & abandoned | Oil | Effingham, IL | Jen Oil Co | 2,426 ft |
| Funneman-Huelsing Community 1 | 12-049-01155 | Plugged & abandoned | Oil | Effingham, IL | Jen Oil Co | 2,421 ft |
| J C Maxwell Heirs 012 | 17-043-20196 | Plugged & abandoned | Oil | Grant, LA | Jen-Oil, Inc. | 1,611 ft |
| J C Maxwell Heirs 008 | 17-043-20176 | Plugged & abandoned | Oil | Grant, LA | Jen-Oil, Inc. | 1,607 ft |
Deepest first where depth is published. See all 21 wells →
Frequently asked questions
How many wells does Jen Oil operate?
Jen Oil is the operator of record for 21 catalogued oil & gas wells, with the largest concentration in Louisiana (12). Only wells in states WellCensus has ingested are counted.
How many of Jen Oil's wells are still active?
2 of Jen Oil's catalogued wells are active; 19 are plugged & abandoned.
In which states does Jen Oil operate wells?
Jen Oil is the operator of record for wells in Louisiana (12) and Illinois (9).
Does Jen Oil operate mostly oil or gas wells?
18 of Jen Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Jen Oil's deepest well?
Among wells with a published depth, J C Maxwell Heirs 006 in Grant, LA is the deepest at 3,505 ft.
Where Jen 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, “Jen Oil — well portfolio”, https://wellcensus.com/operators/jen-oil-83430 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).