Fields Leonard
Operator of record for 30 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Fields Leonard is the operator of record for 30 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 28 (93%) are plugged & abandoned and 2 flagged as orphaned. Its largest concentration is in Illinois, with 30 wells (100% of its portfolio).
Wells operated
30
Active
0
Plugged
28
Orphaned
2
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 30 |
Well mix
- Oil wells
- 9
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Fields Leonard operate?
Fields Leonard's catalogued wells are spread across 1 state: Illinois (30). Its 30 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 Fields Leonard’s wells are active, plugged or orphaned?
0% of Fields Leonard's catalogued wells are active, 29 percentage points below the national share of 29%. 93% are plugged & abandoned, against 47% nationally. 2 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Fields Leonard operate?
By product class, 9 (30%) 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 Sandy Comm. 1 in Jefferson, IL at 3,450 ft. The wells listed below sit in Jefferson (IL) and Marion (IL).
Notable wells operated by Fields Leonard
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Sandy Comm. 1 | 12-081-25004 | Plugged & abandoned | Other type | Jefferson, IL | Fields, Leonard | 3,450 ft |
| Ellis, Ferral 1 | 12-081-24589 | Plugged & abandoned | Oil | Jefferson, IL | Fields, Leonard | 3,400 ft |
| Donoho 1 | 12-081-24135 | Plugged & abandoned | Other type | Jefferson, IL | Fields, Leonard | 3,385 ft |
| Williams etal 1 | 12-081-00742 | Plugged & abandoned | Other type | Jefferson, IL | Fields, Leonard | 3,349 ft |
| Ellis-Minor Comm. 1 | 12-081-24506 | Plugged & abandoned | Oil | Jefferson, IL | Fields, Leonard | 3,340 ft |
| Schultz, D. 1 | 12-081-02680 | Plugged & abandoned | Oil | Jefferson, IL | Fields, Leonard | 3,318 ft |
| Schultz-Chambliss 1 | 12-081-24440 | Plugged & abandoned | Oil | Jefferson, IL | Fields, Leonard | 3,300 ft |
| Mount 1-SWD | 12-121-26012 | Plugged & abandoned | Injection | Marion, IL | Fields, Leonard | 3,297 ft |
| Purdue-Mount Community 1 | 12-121-26218 | Plugged & abandoned | Oil | Marion, IL | Fields, Leonard | 3,287 ft |
| Hawkins 2 | 12-121-26225 | Plugged & abandoned | Oil | Marion, IL | Fields, Leonard | 3,270 ft |
| Sattley-Hodges 2 | 12-121-26825 | Plugged & abandoned | Other type | Marion, IL | Fields, Leonard | 3,270 ft |
| Fields 1 | 12-121-27482 | Plugged & abandoned | Oil | Marion, IL | Fields, Leonard | 3,250 ft |
Deepest first where depth is published. See all 30 wells →
Frequently asked questions
How many wells does Fields Leonard operate?
Fields Leonard is the operator of record for 30 catalogued oil & gas wells, with the largest concentration in Illinois (30). Only wells in states WellCensus has ingested are counted.
How many of Fields Leonard's wells are still active?
0 of Fields Leonard's catalogued wells are active; 28 are plugged & abandoned and 2 are flagged as orphaned.
In which states does Fields Leonard operate wells?
Fields Leonard is the operator of record for wells in Illinois (30).
Does Fields Leonard operate mostly oil or gas wells?
9 of Fields Leonard's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Fields Leonard's deepest well?
Among wells with a published depth, Sandy Comm. 1 in Jefferson, IL is the deepest at 3,450 ft.
Where Fields Leonard'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, “Fields Leonard — well portfolio”, https://wellcensus.com/operators/fields-leonard-66247 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).