N Il Gas
Operator of record for 8 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
N Il Gas is the operator of record for 8 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 1 (13%) are plugged & abandoned. Its largest concentration is in Illinois, with 8 wells (100% of its portfolio).
Wells operated
8
Active
0
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 8 |
Well mix
- Oil wells
- 1
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim N Il Gas to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does N Il Gas operate?
N Il Gas'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 N Il Gas’s wells are active, plugged or orphaned?
0% of N Il Gas's catalogued wells are active, 29 percentage points below the national share of 29%. 13% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does N Il Gas operate?
By product class, 1 (13%) 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 Northern Il Gas Co. CG-1 in Woodford, IL at 1,565 ft.
Notable wells operated by N Il Gas
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Northern Il Gas Co. CG-1 | 12-203-00424 | Other status | Other type | Woodford, IL | N IL Gas | 1,565 ft |
| Northern Il Gas Co. CG-3 | 12-203-00428 | Other status | Other type | Woodford, IL | N IL Gas | 1,475 ft |
| Northern Il Gas Co. WD-1 | 12-203-00476 | Other status | Other type | Woodford, IL | N IL Gas | 1,328 ft |
| Northern Il Gas Co. WD-4 | 12-203-00473 | Other status | Other type | Woodford, IL | N IL Gas | 1,264 ft |
| Northern Il Gas Co. WD-5 | 12-203-00472 | Other status | Other type | Woodford, IL | N IL Gas | 1,152 ft |
| Northern Il Gas Co. CG-6 | 12-203-00426 | Plugged & abandoned | Oil | Woodford, IL | N IL Gas | 1,130 ft |
| Northern Il Gas Co. CG-5 | 12-203-00427 | Other status | Other type | Woodford, IL | N IL Gas | 1,040 ft |
| Northern Illinois Gas Co CG-4 | 12-203-00429 | Other status | Other type | Woodford, IL | N IL Gas | 1,005 ft |
Deepest first where depth is published. See all 8 wells →
Frequently asked questions
How many wells does N Il Gas operate?
N Il Gas 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 N Il Gas's wells are still active?
0 of N Il Gas's catalogued wells are active; 1 are plugged & abandoned.
In which states does N Il Gas operate wells?
N Il Gas is the operator of record for wells in Illinois (8).
Does N Il Gas operate mostly oil or gas wells?
1 of N Il Gas's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is N Il Gas's deepest well?
Among wells with a published depth, Northern Il Gas Co. CG-1 in Woodford, IL is the deepest at 1,565 ft.
Where N Il Gas'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, “N Il Gas — well portfolio”, https://wellcensus.com/operators/n-il-gas-114447 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).