Chevalier Ll
Operator of record for 32 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: Chevalier L L · Chevalier, L L · Chevalier, L. L.
At a glance
Chevalier Ll is the operator of record for 32 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 31 (97%) are plugged & abandoned. Its largest concentration is in Illinois, with 31 wells (97% of its portfolio).
Wells operated
32
Active
0
Plugged
31
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 31 |
| Arkansas | 1 |
Well mix
- Oil wells
- 17
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Chevalier Ll operate?
Chevalier Ll's catalogued wells are spread across 2 states: Illinois (31) and Arkansas (1). Its 31 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 Chevalier Ll’s wells are active, plugged or orphaned?
0% of Chevalier Ll's catalogued wells are active, 29 percentage points below the national share of 29%. 97% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Chevalier Ll operate?
By product class, 17 (53%) 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 Maas, C. F. 1 in Richland, IL at 3,900 ft. The wells listed below sit in Richland (IL), Edwards (IL), Wayne (IL) and Bond (IL). State filings spell the name 3 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Chevalier Ll
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Maas, C. F. 1 | 12-159-00774 | Plugged & abandoned | Other type | Richland, IL | Chevalier, L. L. | 3,900 ft |
| Gillespie-Shelby Com 2 | 12-047-00211 | Plugged & abandoned | Other type | Edwards, IL | Chevalier, L. L. | 3,880 ft |
| Densmore, G 1 | 12-047-00785 | Plugged & abandoned | Other type | Edwards, IL | Chevalier L L | 3,780 ft |
| Allard R M 1 | 12-159-02877 | Plugged & abandoned | Other type | Richland, IL | Chevalier L L | 3,618 ft |
| Klingler 1 | 12-159-02825 | Plugged & abandoned | Oil | Richland, IL | Chevalier, L. L. | 3,506 ft |
| Thomas 1 | 12-159-02248 | Plugged & abandoned | Oil | Richland, IL | Chevalier L L | 3,335 ft |
| Patterson R J 1 | 12-159-02886 | Plugged & abandoned | Other type | Richland, IL | Chevalier L L | 3,325 ft |
| Luther-Litherland 1 | 12-159-00785 | Plugged & abandoned | Other type | Richland, IL | Chevalier L L | 3,255 ft |
| Moore Katherine C 1 | 12-159-02745 | Plugged & abandoned | Oil | Richland, IL | Chevalier, L. L. | 3,249 ft |
| Crain Heirs 1 | 12-191-07606 | Plugged & abandoned | Other type | Wayne, IL | Chevalier L L | 3,234 ft |
| Kokorudz, W. 1 | 12-005-01148 | Plugged & abandoned | Oil | Bond, IL | Chevalier, L. L. | 3,188 ft |
| Kokorudz, W. 2 | 12-005-01150 | Plugged & abandoned | Oil | Bond, IL | Chevalier, L. L. | 3,174 ft |
Deepest first where depth is published. See all 32 wells →
Frequently asked questions
How many wells does Chevalier Ll operate?
Chevalier Ll is the operator of record for 32 catalogued oil & gas wells, with the largest concentration in Illinois (31). Only wells in states WellCensus has ingested are counted.
How many of Chevalier Ll's wells are still active?
0 of Chevalier Ll's catalogued wells are active; 31 are plugged & abandoned.
In which states does Chevalier Ll operate wells?
Chevalier Ll is the operator of record for wells in Illinois (31) and Arkansas (1).
Does Chevalier Ll operate mostly oil or gas wells?
17 of Chevalier Ll's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Chevalier Ll's deepest well?
Among wells with a published depth, Maas, C. F. 1 in Richland, IL is the deepest at 3,900 ft.
Where Chevalier Ll'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, “Chevalier Ll — well portfolio”, https://wellcensus.com/operators/chevalier-ll-91341 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).