Bob Dennis
Operator of record for 17 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Bob Dennis is the operator of record for 17 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 17 (100%) are plugged & abandoned. Its largest concentration is in North Dakota, with 17 wells (100% of its portfolio).
Wells operated
17
Active
0
Plugged
17
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| North Dakota | 17 |
Well mix
- Oil wells
- 16
- Gas wells
- 1
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Bob Dennis operate?
Bob Dennis's catalogued wells are spread across 1 state: North Dakota (17). Its 17 North Dakota wells are 0.0% of the 43,680 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 Bob Dennis’s wells are active, plugged or orphaned?
0% of Bob Dennis'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 Bob Dennis operate?
By product class, 16 (94%) are oil wells and 1 (6%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is L. J. Grantier A 1 in Mckenzie, ND at 14,702 ft. The wells listed below sit in Mckenzie (ND), Stark (ND), Billings (ND) and Dunn (ND).
Notable wells operated by Bob Dennis
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| L. J. Grantier A 1 | 33-053-01634 | Plugged & abandoned | Gas | Mckenzie, ND | Bob Dennis | 14,702 ft |
| Federal 3-35 | 33-053-01149 | Plugged & abandoned | Oil | Mckenzie, ND | Bob Dennis | 13,020 ft |
| Kostelecky 1 | 33-089-00215 | Plugged & abandoned | Oil | Stark, ND | Bob Dennis | 12,802 ft |
| Us 2-9 Swd | 33-007-00662 | Plugged & abandoned | Oil | Billings, ND | Bob Dennis | 10,950 ft |
| State 2-16 | 33-007-01065 | Plugged & abandoned | Oil | Billings, ND | Bob Dennis | 10,890 ft |
| Us 10-9 | 33-007-01009 | Plugged & abandoned | Oil | Billings, ND | Bob Dennis | 10,880 ft |
| North Dakota Federal 34-14 | 33-007-00288 | Plugged & abandoned | Oil | Billings, ND | Bob Dennis | 10,816 ft |
| Bob Creek 36-1 | 33-053-01442 | Plugged & abandoned | Oil | Mckenzie, ND | Bob Dennis | 10,110 ft |
| Bn (Poker Jim) 1-9 | 33-053-00766 | Plugged & abandoned | Oil | Mckenzie, ND | Bob Dennis | 9,850 ft |
| Hatter 1-29 | 33-053-01280 | Plugged & abandoned | Oil | Mckenzie, ND | Bob Dennis | 9,770 ft |
| State 1-36 | 33-053-01250 | Plugged & abandoned | Oil | Mckenzie, ND | Bob Dennis | 9,691 ft |
| Bob Creek 17-13 | 33-025-00356 | Plugged & abandoned | Oil | Dunn, ND | Bob Dennis | 9,655 ft |
Deepest first where depth is published. See all 17 wells →
Frequently asked questions
How many wells does Bob Dennis operate?
Bob Dennis is the operator of record for 17 catalogued oil & gas wells, with the largest concentration in North Dakota (17). Only wells in states WellCensus has ingested are counted.
How many of Bob Dennis's wells are still active?
0 of Bob Dennis's catalogued wells are active; 17 are plugged & abandoned.
In which states does Bob Dennis operate wells?
Bob Dennis is the operator of record for wells in North Dakota (17).
Does Bob Dennis operate mostly oil or gas wells?
16 of Bob Dennis's catalogued wells are oil wells and 1 are gas wells; the rest are injection, service or unclassified wells.
What is Bob Dennis's deepest well?
Among wells with a published depth, L. J. Grantier A 1 in Mckenzie, ND is the deepest at 14,702 ft.
Where Bob Dennis'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, “Bob Dennis — well portfolio”, https://wellcensus.com/operators/bob-dennis-10934 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).