Ada Oil
Operator of record for 34 catalogued wells across 4 states. Every well below links to its full registry page.
Filed as: ADA OIL CO. · ADA OIL COMPANY · Ada Oil Co.
At a glance
Ada Oil is the operator of record for 34 catalogued U.S. oil & gas wells in 4 states. 4 (12%) are active, 29 (85%) plugged & abandoned. Its largest concentration is in Illinois, with 21 wells (62% of its portfolio).
Wells operated
34
Active
4
Plugged
29
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 21 |
| Louisiana | 10 |
| Mississippi | 2 |
| California | 1 |
Well mix
- Oil wells
- 19
- Gas wells
- 1
- Shut-in
- 0
- Active share
- 12%
Is this your company?
Claim Ada Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Ada Oil operate?
Ada Oil's catalogued wells are spread across 4 states: Illinois (21), Louisiana (10), Mississippi (2) and California (1). Its 21 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 Ada Oil’s wells are active, plugged or orphaned?
12% of Ada Oil's catalogued wells are active, 17 percentage points below the national share of 29%. 85% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Ada Oil operate?
By product class, 19 (56%) are oil wells and 1 (3%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is W I Mcdonald Etal 2 2 in Walthall, MS at 13,228 ft. The wells listed below sit in Walthall (MS), Calcasieu (LA), Ascension (LA), Cameron (LA), Jefferson Davis (LA) and Acadia (LA) and other counties. 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 Ada Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| W I Mcdonald Etal 2 2 | 23-147-20011 | Plugged & abandoned | Other type | Walthall, MS | Ada Oil Co. | 13,228 ft |
| Eraste Hebert 001 | 17-019-20464 | Plugged & abandoned | Other type | Calcasieu, LA | Ada Oil Company | 11,529 ft |
| A J Braud 001 | 17-005-20054 | Plugged & abandoned | Other type | Ascension, LA | Ada Oil Company | 10,980 ft |
| Mallard Bay Corp 001 | 17-023-20519 | Plugged & abandoned | Other type | Cameron, LA | Ada Oil Company | 10,880 ft |
| Petitjean 002 | 17-053-20200 | Plugged & abandoned | Other type | Jefferson Davis, LA | Ada Oil Company | 10,361 ft |
| Baronet 001 | 17-001-01975 | Plugged & abandoned | Gas | Acadia, LA | Ada Oil Company | 9,898 ft |
| Robert Sykes Et Al 001 | 17-119-20058 | Plugged & abandoned | Other type | Webster, LA | Ada Oil Company | 9,875 ft |
| Jesse Wheatley Etal 001 | 17-049-20035 | Plugged & abandoned | Other type | Jackson, LA | Ada Oil Company | 8,827 ft |
| Marie S Lahaye 002 | 17-097-00303 | Plugged & abandoned | Oil | St Landry, LA | Ada Oil Company | 4,091 ft |
| Marie S Lahaye Etal 001 | 17-097-00302 | Plugged & abandoned | Other type | St Landry, LA | Ada Oil Company | 3,920 ft |
| Walker D 1 | 12-191-30979 | Plugged & abandoned | Oil | Wayne, IL | Ada Oil Co. | 3,790 ft |
| Lynch C 1 | 12-047-23372 | Plugged & abandoned | Other type | Edwards, IL | Ada Oil Co. | 3,789 ft |
Deepest first where depth is published. See all 34 wells →
Frequently asked questions
How many wells does Ada Oil operate?
Ada Oil is the operator of record for 34 catalogued oil & gas wells, with the largest concentration in Illinois (21). Only wells in states WellCensus has ingested are counted.
How many of Ada Oil's wells are still active?
4 of Ada Oil's catalogued wells are active; 29 are plugged & abandoned.
In which states does Ada Oil operate wells?
Ada Oil is the operator of record for wells in Illinois (21), Louisiana (10), Mississippi (2) and California (1).
Does Ada Oil operate mostly oil or gas wells?
19 of Ada Oil's catalogued wells are oil wells and 1 are gas wells; the rest are injection, service or unclassified wells.
What is Ada Oil's deepest well?
Among wells with a published depth, W I Mcdonald Etal 2 2 in Walthall, MS is the deepest at 13,228 ft.
Where Ada Oil'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, “Ada Oil — well portfolio”, https://wellcensus.com/operators/ada-oil-5425 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).