Master Oil
Operator of record for 27 catalogued wells across 1 state. Every well below links to its full registry page.
Filed as: MASTER OIL CO · MASTER OIL COMPANY
At a glance
Master Oil is the operator of record for 27 catalogued U.S. oil & gas wells in 1 state. 8 (30%) are active, 7 (26%) plugged & abandoned. Its largest concentration is in Kentucky, with 27 wells (100% of its portfolio).
Wells operated
27
Active
8
Plugged
7
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Kentucky | 27 |
Well mix
- Oil wells
- 9
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 30%
Is this your company?
Claim Master Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Master Oil operate?
Master Oil's catalogued wells are spread across 1 state: Kentucky (27). Its 27 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 Master Oil’s wells are active, plugged or orphaned?
30% of Master Oil's catalogued wells are active, close to the national share of 29%. 26% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Master Oil operate?
By product class, 9 (33%) 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 Baird Heirs 2 in Daviess, KY at 1,851 ft. 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 Master Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Baird Heirs 2 | KGS record 2006704 | Plugged & abandoned | Other type | Daviess, KY | Master Oil Co | 1,851 ft |
| Baird Heirs, Price 2(3) | KGS record 2006308 | Plugged & abandoned | Other type | Daviess, KY | Master Oil Co | 1,851 ft |
| Richmond, E W 2 | KGS record 2006343 | Plugged & abandoned | Other type | Daviess, KY | Master Oil Co | 1,850 ft |
| Baird Heirs 5 | KGS record 2006306 | Other status | Other type | Daviess, KY | Master Oil Company | 1,824 ft |
| Baird, Price Heirs 4(5) | KGS record 2006309 | Plugged & abandoned | Other type | Daviess, KY | Master Oil Co | 1,824 ft |
| Baird Heirs 1 | KGS record 2006303 | Other status | Other type | Daviess, KY | Master Oil Company | 1,818 ft |
| Hansford, B 1(2) | KGS record 106221 | Plugged & abandoned | Oil | Daviess, KY | Master Oil Co | 1,731 ft |
| Baird Heirs, Price 3(4) | KGS record 2006708 | Active | Oil | Daviess, KY | Master Oil Co | 1,493 ft |
| Igelhart, W D 1 | KGS record 2007333 | Active | Oil | Daviess, KY | Master Oil Co | 1,467 ft |
| Hansford, Roy 1 | KGS record 2007280 | Other status | Other type | Daviess, KY | Master Oil Co | 1,455 ft |
| Hansford, Roy 1 | KGS record 2007281 | Other status | Other type | Daviess, KY | Master Oil Co | 1,455 ft |
| Baird, Price Hrs 1(2) | KGS record 2006307 | Other status | Other type | Daviess, KY | Master Oil Company | 1,323 ft |
Deepest first where depth is published. See all 27 wells →
Frequently asked questions
How many wells does Master Oil operate?
Master Oil is the operator of record for 27 catalogued oil & gas wells, with the largest concentration in Kentucky (27). Only wells in states WellCensus has ingested are counted.
How many of Master Oil's wells are still active?
8 of Master Oil's catalogued wells are active; 7 are plugged & abandoned.
In which states does Master Oil operate wells?
Master Oil is the operator of record for wells in Kentucky (27).
Does Master Oil operate mostly oil or gas wells?
9 of Master Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Master Oil's deepest well?
Among wells with a published depth, Baird Heirs 2 in Daviess, KY is the deepest at 1,851 ft.
Where Master 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, “Master Oil — well portfolio”, https://wellcensus.com/operators/master-oil-111588 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).