Dewett Ct Jr
Operator of record for 12 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Dewett Ct Jr is the operator of record for 12 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 9 (75%) are plugged & abandoned. Its largest concentration is in Illinois, with 12 wells (100% of its portfolio).
Wells operated
12
Active
0
Plugged
9
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 12 |
Well mix
- Oil wells
- 4
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Dewett Ct Jr operate?
Dewett Ct Jr's catalogued wells are spread across 1 state: Illinois (12). Its 12 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 Dewett Ct Jr’s wells are active, plugged or orphaned?
0% of Dewett Ct Jr's catalogued wells are active, 29 percentage points below the national share of 29%. 75% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Dewett Ct Jr operate?
By product class, 4 (33%) 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 Roberts 1 in St. Clair, IL at 2,350 ft. The wells listed below sit in St. Clair (IL), Washington (IL), Randolph (IL) and Monroe (IL).
Notable wells operated by Dewett Ct Jr
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Roberts 1 | 12-163-23789 | Other status | Other type | St. Clair, IL | Dewett, C. T., Jr. | 2,350 ft |
| Murphy-Young Comm 1 | 12-189-02508 | Plugged & abandoned | Other type | Washington, IL | Dewett, C. T., Jr. | 2,305 ft |
| Canning, J.R. 1 | 12-163-03028 | Plugged & abandoned | Other type | St. Clair, IL | Dewett, C. T., Jr. | 2,039 ft |
| Sivak, August 1 | 12-163-24991 | Plugged & abandoned | Oil | St. Clair, IL | Dewett, C. T., Jr. | 2,030 ft |
| Nitzsche 1 | 12-157-24030 | Plugged & abandoned | Other type | Randolph, IL | Dewett, C. T., Jr. | 1,945 ft |
| Shields 1 | 12-157-24157 | Plugged & abandoned | Other type | Randolph, IL | Dewett, C. T., Jr. | 618 ft |
| Gibault 4 | 12-133-21173 | Plugged & abandoned | Oil | Monroe, IL | Dewett, C. T., Jr. | 593 ft |
| Gibault High School 3-WI | 12-133-21167 | Plugged & abandoned | Injection | Monroe, IL | Dewett, C. T., Jr. | 558 ft |
| Gibault High School 2 | 12-133-21165 | Plugged & abandoned | Oil | Monroe, IL | Dewett, C. T., Jr. | 508 ft |
| Gibault High School 1 | 12-133-21161 | Plugged & abandoned | Oil | Monroe, IL | Dewett, C. T., Jr. | 490 ft |
| Lehman 1 | 12-163-25043 | Other status | Other type | St. Clair, IL | Dewett, C. T., Jr. | 0 ft |
| Roberts 2 | 12-163-25044 | Other status | Other type | St. Clair, IL | Dewett, C. T., Jr. | 0 ft |
Deepest first where depth is published. See all 12 wells →
Frequently asked questions
How many wells does Dewett Ct Jr operate?
Dewett Ct Jr is the operator of record for 12 catalogued oil & gas wells, with the largest concentration in Illinois (12). Only wells in states WellCensus has ingested are counted.
How many of Dewett Ct Jr's wells are still active?
0 of Dewett Ct Jr's catalogued wells are active; 9 are plugged & abandoned.
In which states does Dewett Ct Jr operate wells?
Dewett Ct Jr is the operator of record for wells in Illinois (12).
Does Dewett Ct Jr operate mostly oil or gas wells?
4 of Dewett Ct Jr's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Dewett Ct Jr's deepest well?
Among wells with a published depth, Roberts 1 in St. Clair, IL is the deepest at 2,350 ft.
Where Dewett Ct Jr'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, “Dewett Ct Jr — well portfolio”, https://wellcensus.com/operators/dewett-ct-jr-107266 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).