Mills Ay
Operator of record for 6 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Mills Ay is the operator of record for 6 catalogued U.S. oil & gas wells in 1 state. 3 (50%) are active, 2 (33%) plugged & abandoned. Its largest concentration is in Kentucky, with 6 wells (100% of its portfolio).
Wells operated
6
Active
3
Plugged
2
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Kentucky | 6 |
Well mix
- Oil wells
- 0
- Gas wells
- 3
- Shut-in
- 0
- Active share
- 50%
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Claim Mills Ay to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Mills Ay operate?
Mills Ay's catalogued wells are spread across 1 state: Kentucky (6). Its 6 Kentucky wells are 0.0% of the 201,022 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 Mills Ay’s wells are active, plugged or orphaned?
50% of Mills Ay's catalogued wells are active, 21 percentage points above the national share of 29%. 33% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Mills Ay operate?
By product class, 0 (0%) are oil wells and 3 (50%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Mills, Oscar 1 in Knox, KY at 2,461 ft.
Notable wells operated by Mills Ay
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Mills, Oscar 1 | 16-121-01035 | Plugged & abandoned | Other type | Knox, KY | Mills, A Y | 2,461 ft |
| Mills, G T 1 | 16-121-01034 | Active | Gas | Knox, KY | Mills, A Y | 2,253 ft |
| Mills, Estie 3 | 16-121-01033 | Active | Gas | Knox, KY | Mills, A Y | 2,191 ft |
| Mills, Columbus 1 | 16-121-01031 | Active | Gas | Knox, KY | Mills, A Y | 1,321 ft |
| Mills, Estie 2-1091 | KGS record 84517 | Plugged & abandoned | Other type | Knox, KY | Mills, A Y | 385 ft |
| Mills, A Y 1 | 16-121-01030 | Other status | Other type | Knox, KY | Mills, A Y | — |
Deepest first where depth is published. See all 6 wells →
Frequently asked questions
How many wells does Mills Ay operate?
Mills Ay is the operator of record for 6 catalogued oil & gas wells, with the largest concentration in Kentucky (6). Only wells in states WellCensus has ingested are counted.
How many of Mills Ay's wells are still active?
3 of Mills Ay's catalogued wells are active; 2 are plugged & abandoned.
In which states does Mills Ay operate wells?
Mills Ay is the operator of record for wells in Kentucky (6).
Does Mills Ay operate mostly oil or gas wells?
0 of Mills Ay's catalogued wells are oil wells and 3 are gas wells; the rest are injection, service or unclassified wells.
What is Mills Ay's deepest well?
Among wells with a published depth, Mills, Oscar 1 in Knox, KY is the deepest at 2,461 ft.
Where Mills Ay'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, “Mills Ay — well portfolio”, https://wellcensus.com/operators/mills-ay-99697 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).