Borelli Gerald E
Operator of record for 8 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Borelli Gerald E is the operator of record for 8 catalogued U.S. oil & gas wells in 1 state. 4 (50%) are active, 4 (50%) plugged & abandoned. Its largest concentration is in Illinois, with 8 wells (100% of its portfolio).
Wells operated
8
Active
4
Plugged
4
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 8 |
Well mix
- Oil wells
- 4
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 50%
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Claim your operator profileWhere does Borelli Gerald E operate?
Borelli Gerald E's catalogued wells are spread across 1 state: Illinois (8). Its 8 Illinois wells are 0.0% of the 174,478 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 Borelli Gerald E’s wells are active, plugged or orphaned?
50% of Borelli Gerald E's catalogued wells are active, 21 percentage points above the national share of 29%. 50% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Borelli Gerald E operate?
By product class, 4 (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 Oberlaender 7 in Brown, IL at 703 ft.
Notable wells operated by Borelli Gerald E
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Oberlaender 7 | 12-009-20379 | Plugged & abandoned | Other type | Brown, IL | Borelli, Gerald E. | 703 ft |
| Obelaender 5 | 12-009-00375 | Active | Oil | Brown, IL | Borelli, Gerald E. | 692 ft |
| Oberlaender, Don 6 | 12-009-20377 | Plugged & abandoned | Other type | Brown, IL | Borelli, Gerald E. | 691 ft |
| Oberlaender 2 | 12-009-00373 | Active | Oil | Brown, IL | Borelli, Gerald E. | 690 ft |
| Oberlaender 1 | 12-009-00371 | Plugged & abandoned | Other type | Brown, IL | Borelli, Gerald E. | 690 ft |
| Obelaender 4 | 12-009-00376 | Plugged & abandoned | Other type | Brown, IL | Borelli, Gerald E. | 686 ft |
| Oberlaender 3 | 12-009-00374 | Active | Oil | Brown, IL | Borelli, Gerald E. | 680 ft |
| Oberlaender 8 | 12-009-20388 | Active | Oil | Brown, IL | Borelli, Gerald E. | 675 ft |
Deepest first where depth is published. See all 8 wells →
Frequently asked questions
How many wells does Borelli Gerald E operate?
Borelli Gerald E is the operator of record for 8 catalogued oil & gas wells, with the largest concentration in Illinois (8). Only wells in states WellCensus has ingested are counted.
How many of Borelli Gerald E's wells are still active?
4 of Borelli Gerald E's catalogued wells are active; 4 are plugged & abandoned.
In which states does Borelli Gerald E operate wells?
Borelli Gerald E is the operator of record for wells in Illinois (8).
Does Borelli Gerald E operate mostly oil or gas wells?
4 of Borelli Gerald E's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Borelli Gerald E's deepest well?
Among wells with a published depth, Oberlaender 7 in Brown, IL is the deepest at 703 ft.
Where Borelli Gerald E'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, “Borelli Gerald E — well portfolio”, https://wellcensus.com/operators/borelli-gerald-e-91519 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).