Greger John E
Operator of record for 7 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Greger John E is the operator of record for 7 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 6 (86%) are plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Illinois, with 7 wells (100% of its portfolio).
Wells operated
7
Active
0
Plugged
6
Orphaned
1
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 7 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Greger John E operate?
Greger John E's catalogued wells are spread across 1 state: Illinois (7). Its 7 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 Greger John E’s wells are active, plugged or orphaned?
0% of Greger John E's catalogued wells are active, 29 percentage points below the national share of 29%. 86% are plugged & abandoned, against 47% nationally. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Greger John E 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 Bragg, A. S. 2 in Douglas, IL at 740 ft. The wells listed below sit in Douglas (IL) and Clark (IL).
Notable wells operated by Greger John E
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Bragg, A. S. 2 | 12-041-21401 | Plugged & abandoned | Other type | Douglas, IL | Greger, John E. | 740 ft |
| Bragg, J. C. 1 | 12-041-21482 | Plugged & abandoned | Other type | Douglas, IL | Greger, John E. | 651 ft |
| Cassida 1 | 12-041-21390 | Plugged & abandoned | Other type | Douglas, IL | Greger, John E. | 644 ft |
| Bragg, S. 1 | 12-041-21399 | Plugged & abandoned | Other type | Douglas, IL | Greger, John E. | 385 ft |
| Huckaba 1 | 12-023-24142 | Plugged & abandoned | Other type | Clark, IL | Greger, John E. | 385 ft |
| Bragg, J. C. Comm. 1 | 12-041-21484 | Orphaned | Other type | Douglas, IL | Greger, John E. | 315 ft |
| Bretz 1 | 12-041-21453 | Plugged & abandoned | Other type | Douglas, IL | Greger, John E. | 270 ft |
Deepest first where depth is published. See all 7 wells →
Frequently asked questions
How many wells does Greger John E operate?
Greger John E is the operator of record for 7 catalogued oil & gas wells, with the largest concentration in Illinois (7). Only wells in states WellCensus has ingested are counted.
How many of Greger John E's wells are still active?
0 of Greger John E's catalogued wells are active; 6 are plugged & abandoned and 1 are flagged as orphaned.
In which states does Greger John E operate wells?
Greger John E is the operator of record for wells in Illinois (7).
Does Greger John E operate mostly oil or gas wells?
0 of Greger John E's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Greger John E's deepest well?
Among wells with a published depth, Bragg, A. S. 2 in Douglas, IL is the deepest at 740 ft.
Where Greger John 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, “Greger John E — well portfolio”, https://wellcensus.com/operators/greger-john-e-66455 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).