Dempsey & Son
Operator of record for 7 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Dempsey & Son is the operator of record for 7 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 7 (100%) are plugged & abandoned. Its largest concentration is in Louisiana, with 7 wells (100% of its portfolio).
Wells operated
7
Active
0
Plugged
7
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Louisiana | 7 |
Well mix
- Oil wells
- 7
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Dempsey & Son operate?
Dempsey & Son's catalogued wells are spread across 1 state: Louisiana (7). Its 7 Louisiana wells are 0.0% of the 225,728 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 Dempsey & Son’s wells are active, plugged or orphaned?
0% of Dempsey & Son'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 Dempsey & Son operate?
By product class, 7 (100%) 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 Muslow Lots 006 in Caddo, LA at 1,625 ft.
Notable wells operated by Dempsey & Son
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Muslow Lots 006 | 17-017-07633 | Plugged & abandoned | Oil | Caddo, LA | Dempsey & Son | 1,625 ft |
| Muslow Lots 005 | 17-017-07632 | Plugged & abandoned | Oil | Caddo, LA | Dempsey & Son | 1,625 ft |
| Muslow Lots 007 | Serial no. 66909 | Plugged & abandoned | Oil | Caddo, LA | Dempsey & Son | 1,600 ft |
| Muslow Lots 001 | 17-017-07628 | Plugged & abandoned | Oil | Caddo, LA | Dempsey & Son | 1,504 ft |
| Muslow Lots 002 | 17-017-07629 | Plugged & abandoned | Oil | Caddo, LA | Dempsey & Son | 1,503 ft |
| Muslow Lots 003 | 17-017-07630 | Plugged & abandoned | Oil | Caddo, LA | Dempsey & Son | 1,495 ft |
| Muslow Lots 004 | 17-017-07631 | Plugged & abandoned | Oil | Caddo, LA | Dempsey & Son | — |
Deepest first where depth is published. See all 7 wells →
Frequently asked questions
How many wells does Dempsey & Son operate?
Dempsey & Son is the operator of record for 7 catalogued oil & gas wells, with the largest concentration in Louisiana (7). Only wells in states WellCensus has ingested are counted.
How many of Dempsey & Son's wells are still active?
0 of Dempsey & Son's catalogued wells are active; 7 are plugged & abandoned.
In which states does Dempsey & Son operate wells?
Dempsey & Son is the operator of record for wells in Louisiana (7).
Does Dempsey & Son operate mostly oil or gas wells?
7 of Dempsey & Son's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Dempsey & Son's deepest well?
Among wells with a published depth, Muslow Lots 006 in Caddo, LA is the deepest at 1,625 ft.
Where Dempsey & Son'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, “Dempsey & Son — well portfolio”, https://wellcensus.com/operators/dempsey-son-76499 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).