Annaco
Operator of record for 7 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: ANNACO INC · Annaco Incorporated
At a glance
Annaco is the operator of record for 7 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 7 (100%) are plugged & abandoned. Its largest concentration is in Kansas, with 5 wells (71% of its portfolio).
Wells operated
7
Active
0
Plugged
7
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Kansas | 5 |
| Oklahoma | 2 |
Well mix
- Oil wells
- 1
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Annaco to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Annaco operate?
Annaco's catalogued wells are spread across 2 states: Kansas (5) and Oklahoma (2). Its 5 Kansas wells are 0.0% of the 473,140 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 Annaco’s wells are active, plugged or orphaned?
0% of Annaco's catalogued wells are active, 29 percentage points below the national share of 29%. 100% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Annaco operate?
By product class, 1 (14%) 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 Claypole 1 in Sumner, KS at 4,860 ft. The wells listed below sit in Sumner (KS) and Murray (OK). 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 Annaco
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Claypole 1 | 15-191-21944 | Plugged & abandoned | Other type | Sumner, KS | Annaco Incorporated | 4,860 ft |
| Overall 1 | 15-191-21924 | Plugged & abandoned | Other type | Sumner, KS | Annaco Incorporated | 4,505 ft |
| Theurer 1 | 15-191-21832 | Plugged & abandoned | Other type | Sumner, KS | Annaco Incorporated | 4,385 ft |
| Marvin 1 | 15-191-21884 | Plugged & abandoned | Other type | Sumner, KS | Annaco Incorporated | 4,360 ft |
| Buechel 1 | 15-191-21807 | Plugged & abandoned | Other type | Sumner, KS | Annaco Incorporated | 4,340 ft |
| Wolf ##1-13 | 35-099-20300 | Plugged & abandoned | Oil | Murray, OK | Annaco Inc | — |
| Pruitt #1 | 35-099-20324 | Plugged & abandoned | Other type | Murray, OK | Annaco Inc | — |
Deepest first where depth is published. See all 7 wells →
Frequently asked questions
How many wells does Annaco operate?
Annaco is the operator of record for 7 catalogued oil & gas wells, with the largest concentration in Kansas (5). Only wells in states WellCensus has ingested are counted.
How many of Annaco's wells are still active?
0 of Annaco's catalogued wells are active; 7 are plugged & abandoned.
In which states does Annaco operate wells?
Annaco is the operator of record for wells in Kansas (5) and Oklahoma (2).
Does Annaco operate mostly oil or gas wells?
1 of Annaco's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Annaco's deepest well?
Among wells with a published depth, Claypole 1 in Sumner, KS is the deepest at 4,860 ft.
Where Annaco'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, “Annaco — well portfolio”, https://wellcensus.com/operators/annaco-4076 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).