Mid States Oil
Operator of record for 22 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: Mid-States Oil Co. · Mid-States Oil, LLC
At a glance
Mid States Oil is the operator of record for 22 catalogued U.S. oil & gas wells in 2 states. 16 (73%) are active, 5 (23%) plugged & abandoned. Its largest concentration is in Illinois, with 21 wells (95% of its portfolio).
Wells operated
22
Active
16
Plugged
5
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 21 |
| Montana | 1 |
Well mix
- Oil wells
- 14
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 73%
Is this your company?
Claim Mid States Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Mid States Oil operate?
Mid States Oil's catalogued wells are spread across 2 states: Illinois (21) and Montana (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 Mid States Oil’s wells are active, plugged or orphaned?
73% of Mid States Oil's catalogued wells are active, 44 percentage points above the national share of 29%. 23% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Mid States Oil operate?
By product class, 14 (64%) 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 Franklin County Mining 1 in Franklin, IL at 4,300 ft. The wells listed below sit in Franklin (IL), Wayne (IL), White (IL), Clay (IL) and Edwards (IL). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Mid States Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Franklin County Mining 1 | 12-055-25164 | Plugged & abandoned | Other type | Franklin, IL | Mid-States Oil, LLC | 4,300 ft |
| Duckworth 2-A | 12-191-33580 | Active | Oil | Wayne, IL | Mid-States Oil, LLC | 4,222 ft |
| Duckworth 4 | 12-191-33582 | Active | Oil | Wayne, IL | Mid-States Oil, LLC | 4,210 ft |
| Winter 1-SWD | 12-193-32699 | Active | Injection | White, IL | Mid-States Oil, LLC | 4,202 ft |
| Vines 1 | 12-193-33449 | Active | Oil | White, IL | Mid-States Oil, LLC | 4,200 ft |
| Duckworth 3 | 12-191-33575 | Active | Oil | Wayne, IL | Mid-States Oil, LLC | 4,170 ft |
| Duckworth 1 | 12-191-33572 | Active | Oil | Wayne, IL | Mid-States Oil, LLC | 4,150 ft |
| Seesengood 1 | 12-025-29143 | Plugged & abandoned | Other type | Clay, IL | Mid-States Oil, LLC | 3,824 ft |
| Foster 2 | 12-047-24959 | Other status | Other type | Edwards, IL | Mid-States Oil, LLC | 3,620 ft |
| Ricketts 83-12 | 12-191-33552 | Active | Oil | Wayne, IL | Mid-States Oil, LLC | 3,525 ft |
| Winter 3 | 12-193-33176 | Active | Oil | White, IL | Mid-States Oil, LLC | 3,500 ft |
| Thomas Brothers 13X6 | 12-193-32651 | Active | Oil | White, IL | Mid-States Oil, LLC | 3,500 ft |
Deepest first where depth is published. See all 22 wells →
Frequently asked questions
How many wells does Mid States Oil operate?
Mid States Oil is the operator of record for 22 catalogued oil & gas wells, with the largest concentration in Illinois (21). Only wells in states WellCensus has ingested are counted.
How many of Mid States Oil's wells are still active?
16 of Mid States Oil's catalogued wells are active; 5 are plugged & abandoned.
In which states does Mid States Oil operate wells?
Mid States Oil is the operator of record for wells in Illinois (21) and Montana (1).
Does Mid States Oil operate mostly oil or gas wells?
14 of Mid States Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Mid States Oil's deepest well?
Among wells with a published depth, Franklin County Mining 1 in Franklin, IL is the deepest at 4,300 ft.
Where Mid States 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, “Mid States Oil — well portfolio”, https://wellcensus.com/operators/mid-states-oil-66526 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).