Big 8 Oil
Operator of record for 5 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Big 8 Oil is the operator of record for 5 catalogued U.S. oil & gas wells in 1 state. 1 (20%) are active, 4 (80%) plugged & abandoned. Its largest concentration is in Illinois, with 5 wells (100% of its portfolio).
Wells operated
5
Active
1
Plugged
4
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 5 |
Well mix
- Oil wells
- 5
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 20%
Is this your company?
Claim Big 8 Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Big 8 Oil operate?
Big 8 Oil's catalogued wells are spread across 1 state: Illinois (5). Its 5 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 Big 8 Oil’s wells are active, plugged or orphaned?
20% of Big 8 Oil's catalogued wells are active, 9 percentage points below the national share of 29%. 80% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Big 8 Oil operate?
By product class, 5 (100%) 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 Ellis-Tate Community 1 in Jefferson, IL at 3,380 ft.
Notable wells operated by Big 8 Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Ellis-Tate Community 1 | 12-081-24490 | Plugged & abandoned | Oil | Jefferson, IL | Big 8 Oil | 3,380 ft |
| Ellis, F. 2 | 12-081-24494 | Active | Oil | Jefferson, IL | Big 8 Oil | 3,335 ft |
| Ellis 1 | 12-081-24473 | Plugged & abandoned | Oil | Jefferson, IL | Big 8 Oil | 3,260 ft |
| Bigley, M 1 | 12-081-24484 | Plugged & abandoned | Oil | Jefferson, IL | Big 8 Oil | 3,245 ft |
| Ellis-Tate Community 2 | 12-081-24496 | Plugged & abandoned | Oil | Jefferson, IL | Big 8 Oil | 3,240 ft |
Deepest first where depth is published. See all 5 wells →
Frequently asked questions
How many wells does Big 8 Oil operate?
Big 8 Oil is the operator of record for 5 catalogued oil & gas wells, with the largest concentration in Illinois (5). Only wells in states WellCensus has ingested are counted.
How many of Big 8 Oil's wells are still active?
1 of Big 8 Oil's catalogued wells are active; 4 are plugged & abandoned.
In which states does Big 8 Oil operate wells?
Big 8 Oil is the operator of record for wells in Illinois (5).
Does Big 8 Oil operate mostly oil or gas wells?
5 of Big 8 Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Big 8 Oil's deepest well?
Among wells with a published depth, Ellis-Tate Community 1 in Jefferson, IL is the deepest at 3,380 ft.
Where Big 8 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, “Big 8 Oil — well portfolio”, https://wellcensus.com/operators/big-8-oil-102901 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).