Exploration & Development
Operator of record for 14 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Exploration & Development is the operator of record for 14 catalogued U.S. oil & gas wells in 1 state. 1 (7%) are active, 13 (93%) plugged & abandoned. Its largest concentration is in Illinois, with 14 wells (100% of its portfolio).
Wells operated
14
Active
1
Plugged
13
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 14 |
Well mix
- Oil wells
- 9
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 7%
Is this your company?
Claim Exploration & Development to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Exploration & Development operate?
Exploration & Development's catalogued wells are spread across 1 state: Illinois (14). Its 14 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 Exploration & Development’s wells are active, plugged or orphaned?
7% of Exploration & Development's catalogued wells are active, 22 percentage points below the national share of 29%. 93% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Exploration & Development operate?
By product class, 9 (64%) 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 Tedford 1 in Jasper, IL at 3,330 ft. The wells listed below sit in Jasper (IL), Jefferson (IL) and Saline (IL).
Notable wells operated by Exploration & Development
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Tedford 1 | 12-079-01977 | Plugged & abandoned | Injection | Jasper, IL | Exploration & Development, Inc. | 3,330 ft |
| Keller, C. Comm. 1 | 12-079-01968 | Plugged & abandoned | Other type | Jasper, IL | Exploration & Development, Inc. | 3,222 ft |
| Pepple H E 1 | 12-081-02455 | Plugged & abandoned | Oil | Jefferson, IL | Exploration & Development, Inc. | 3,130 ft |
| Short, C. R. Community 1 | 12-079-02170 | Plugged & abandoned | Other type | Jasper, IL | Exploration & Development, Inc. | 3,100 ft |
| Wilson 3 | 12-081-02256 | Plugged & abandoned | Oil | Jefferson, IL | Exploration & Development, Inc. | 3,057 ft |
| Dhom, A. 3 | 12-079-01978 | Plugged & abandoned | Oil | Jasper, IL | Exploration & Development, Inc. | 3,000 ft |
| Duncan M E 1 | 12-081-02194 | Plugged & abandoned | Other type | Jefferson, IL | Exploration & Development, Inc. | 2,950 ft |
| Miley 1 | 12-165-03510 | Plugged & abandoned | Oil | Saline, IL | Exploration & Development, Inc. | 2,942 ft |
| Wilson 2 | 12-081-01850 | Plugged & abandoned | Oil | Jefferson, IL | Exploration & Development, Inc. | 2,932 ft |
| Cooke Lee Etal 2 | 12-081-02193 | Active | Oil | Jefferson, IL | Exploration & Development, Inc. | 2,862 ft |
| Dhom, A. 1 | 12-079-01907 | Plugged & abandoned | Oil | Jasper, IL | Exploration & Development, Inc. | 2,767 ft |
| Dohm, A. 2 | 12-079-00463 | Plugged & abandoned | Oil | Jasper, IL | Exploration & Development, Inc. | 2,750 ft |
Deepest first where depth is published. See all 14 wells →
Frequently asked questions
How many wells does Exploration & Development operate?
Exploration & Development is the operator of record for 14 catalogued oil & gas wells, with the largest concentration in Illinois (14). Only wells in states WellCensus has ingested are counted.
How many of Exploration & Development's wells are still active?
1 of Exploration & Development's catalogued wells are active; 13 are plugged & abandoned.
In which states does Exploration & Development operate wells?
Exploration & Development is the operator of record for wells in Illinois (14).
Does Exploration & Development operate mostly oil or gas wells?
9 of Exploration & Development's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Exploration & Development's deepest well?
Among wells with a published depth, Tedford 1 in Jasper, IL is the deepest at 3,330 ft.
Where Exploration & Development'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, “Exploration & Development — well portfolio”, https://wellcensus.com/operators/exploration-development-101834 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).