Catt Clarence Jr
Operator of record for 76 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Catt Clarence Jr is the operator of record for 76 catalogued U.S. oil & gas wells in 1 state. 43 (57%) are active, 19 (25%) plugged & abandoned. Its largest concentration is in Illinois, with 76 wells (100% of its portfolio).
Wells operated
76
Active
43
Plugged
19
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 76 |
Well mix
- Oil wells
- 56
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 57%
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Claim your operator profileWhere does Catt Clarence Jr operate?
Catt Clarence Jr's catalogued wells are spread across 1 state: Illinois (76). Its 76 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 Catt Clarence Jr’s wells are active, plugged or orphaned?
57% of Catt Clarence Jr's catalogued wells are active, 28 percentage points above the national share of 29%. 25% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Catt Clarence Jr operate?
By product class, 56 (74%) 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 McCall, U. T-1 in Crawford, IL at 4,056 ft. The wells listed below sit in Crawford (IL), Richland (IL) and Lawrence (IL).
Notable wells operated by Catt Clarence Jr
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| McCall, U. T-1 | 12-033-30140 | Active | Oil | Crawford, IL | Catt, Clarence Jr. | 4,056 ft |
| Sparks T-1 | 12-033-30557 | Plugged & abandoned | Oil | Crawford, IL | Catt, Clarence Jr. | 4,044 ft |
| Jones, George W. 1-B | 12-033-30002 | Active | Oil | Crawford, IL | Catt, Clarence Jr. | 4,012 ft |
| Higgins, H. 0-1 | 12-159-25610 | Plugged & abandoned | Other type | Richland, IL | Catt, Clarence Jr. | 3,818 ft |
| Jones, Jane 2-B | 12-101-28475 | Plugged & abandoned | Oil | Lawrence, IL | Catt, Clarence Jr. | 2,793 ft |
| Siegle Jr 1 A P | 12-101-06528 | Active | Oil | Lawrence, IL | Catt, Clarence Jr. | 2,642 ft |
| Siegle, A. Jr. 1 | 12-101-06758 | Plugged & abandoned | Oil | Lawrence, IL | Catt, Clarence Jr. | 2,106 ft |
| Siegle, Alfred P. Jr. 2 | 12-101-06607 | Plugged & abandoned | Oil | Lawrence, IL | Catt, Clarence Jr. | 2,097 ft |
| Siegle, Alfred P. Jr. 1-A | 12-101-06780 | Plugged & abandoned | Oil | Lawrence, IL | Catt, Clarence Jr. | 2,096 ft |
| Deckard 1 | 12-101-05317 | Active | Oil | Lawrence, IL | Catt, Clarence Jr. | 2,028 ft |
| Siegle, Alfred P. SWD 1 | 12-101-00536 | Active | Injection | Lawrence, IL | Catt, Clarence Jr. | 2,009 ft |
| Deckard, Charles G. 3 | 12-101-06992 | Active | Oil | Lawrence, IL | Catt, Clarence Jr. | 1,924 ft |
Deepest first where depth is published. See all 76 wells →
Frequently asked questions
How many wells does Catt Clarence Jr operate?
Catt Clarence Jr is the operator of record for 76 catalogued oil & gas wells, with the largest concentration in Illinois (76). Only wells in states WellCensus has ingested are counted.
How many of Catt Clarence Jr's wells are still active?
43 of Catt Clarence Jr's catalogued wells are active; 19 are plugged & abandoned.
In which states does Catt Clarence Jr operate wells?
Catt Clarence Jr is the operator of record for wells in Illinois (76).
Does Catt Clarence Jr operate mostly oil or gas wells?
56 of Catt Clarence Jr's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Catt Clarence Jr's deepest well?
Among wells with a published depth, McCall, U. T-1 in Crawford, IL is the deepest at 4,056 ft.
Where Catt Clarence 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, “Catt Clarence Jr — well portfolio”, https://wellcensus.com/operators/catt-clarence-jr-66324 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).