Hpc
Operator of record for 15 catalogued wells across 3 states. Every well below links to its full registry page.
Filed as: H P C INC · H P C Inc · HPC, INC.
At a glance
Hpc is the operator of record for 15 catalogued U.S. oil & gas wells in 3 states. None is listed as active, 15 (100%) are plugged & abandoned. Its largest concentration is in Oklahoma, with 7 wells (47% of its portfolio).
Wells operated
15
Active
0
Plugged
15
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Oklahoma | 7 |
| North Dakota | 5 |
| Montana | 3 |
Well mix
- Oil wells
- 5
- Gas wells
- 2
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Hpc to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Hpc operate?
Hpc's catalogued wells are spread across 3 states: Oklahoma (7), North Dakota (5) and Montana (3). Its 5 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 Hpc’s wells are active, plugged or orphaned?
0% of Hpc'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 Hpc operate?
By product class, 5 (33%) are oil wells and 2 (13%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Muller 1-8 in Sheridan, MT at 12,216 ft. The wells listed below sit in Sheridan (MT), Roosevelt (MT), Slope (ND), Mountrail (ND), Bottineau (ND) and Custer (OK) and other counties. State filings spell the name 3 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Hpc
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Muller 1-8 | 25-091-21444 | Plugged & abandoned | Other type | Sheridan, MT | H P C Inc | 12,216 ft |
| Voorhees 1-25 | 25-085-21328 | Plugged & abandoned | Other type | Roosevelt, MT | H P C Inc | 10,475 ft |
| Hoffelt 1-8 | 25-091-21471 | Plugged & abandoned | Other type | Sheridan, MT | H P C Inc | 8,832 ft |
| Dance-USA 22-5 | 33-087-00121 | Plugged & abandoned | Oil | Slope, ND | Hpc, Inc. | 8,000 ft |
| Skarsgard 14-12 | 33-061-00299 | Plugged & abandoned | Oil | Mountrail, ND | Hpc, Inc. | 7,475 ft |
| Siercks 44-14 | 33-009-01719 | Plugged & abandoned | Oil | Bottineau, ND | Hpc, Inc. | 3,280 ft |
| Brandjord 34-17 | 33-009-01776 | Plugged & abandoned | Oil | Bottineau, ND | Hpc, Inc. | 3,276 ft |
| Nelson 44-18 | 33-009-01720 | Plugged & abandoned | Oil | Bottineau, ND | Hpc, Inc. | 3,220 ft |
| Keller #1-18 | 35-039-20821 | Plugged & abandoned | Other type | Custer, OK | H P C Inc | — |
| Boyer #1-34 | 35-053-21271 | Plugged & abandoned | Other type | Grant, OK | H P C Inc | — |
| Herring #1 | 35-039-20337 | Plugged & abandoned | Other type | Custer, OK | H P C Inc | — |
| Rowland #1 | 35-039-20173 | Plugged & abandoned | Gas | Custer, OK | H P C Inc | — |
Deepest first where depth is published. See all 15 wells →
Frequently asked questions
How many wells does Hpc operate?
Hpc is the operator of record for 15 catalogued oil & gas wells, with the largest concentration in Oklahoma (7). Only wells in states WellCensus has ingested are counted.
How many of Hpc's wells are still active?
0 of Hpc's catalogued wells are active; 15 are plugged & abandoned.
In which states does Hpc operate wells?
Hpc is the operator of record for wells in Oklahoma (7), North Dakota (5) and Montana (3).
Does Hpc operate mostly oil or gas wells?
5 of Hpc's catalogued wells are oil wells and 2 are gas wells; the rest are injection, service or unclassified wells.
What is Hpc's deepest well?
Among wells with a published depth, Muller 1-8 in Sheridan, MT is the deepest at 12,216 ft.
Where Hpc'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, “Hpc — well portfolio”, https://wellcensus.com/operators/hpc-6274 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).