Delta Petroleum
Operator of record for 151 catalogued wells across 12 states. Every well below links to its full registry page.
Filed as: DELTA PETROLEUM INC · DELTA PETROLEUM CO · DELTA PETROLEUM CORP · DELTA PETROLEUM CORPORATION · …
At a glance
Delta Petroleum is the operator of record for 151 catalogued U.S. oil & gas wells in 12 states. 64 (42%) are active, 52 (34%) plugged & abandoned and 14 flagged as orphaned. Its largest concentration is in Ohio, with 79 wells (52% of its portfolio).
Wells operated
151
Active
64
Plugged
52
Orphaned
14
Portfolio by state
| State | Wells |
|---|---|
| Ohio | 79 |
| Utah | 31 |
| Montana | 10 |
| Louisiana | 7 |
| Kansas | 6 |
| Kentucky | 5 |
| Mississippi | 4 |
| Oklahoma | 4 |
| California | 2 |
| Alabama | 1 |
| Colorado | 1 |
| North Dakota | 1 |
Well mix
- Oil wells
- 119
- Gas wells
- 11
- Shut-in
- 0
- Active share
- 42%
Is this your company?
Claim Delta Petroleum to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Delta Petroleum operate?
Delta Petroleum's catalogued wells are spread across 12 states: Ohio (79), Utah (31), Montana (10), Louisiana (7) and Kansas (6) and 7 more. Its 31 Utah wells are 0.1% of the 40,139 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 Delta Petroleum’s wells are active, plugged or orphaned?
42% of Delta Petroleum's catalogued wells are active, 14 percentage points above the national share of 29%. 34% are plugged & abandoned, against 47% nationally. 14 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Delta Petroleum operate?
By product class, 119 (79%) are oil wells and 11 (7%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Well No. 1-1 in Mccone, MT at 9,686 ft. The wells listed below sit in Mccone (MT), Franklin (MS) and Adams (MS). State filings spell the name 11 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Delta Petroleum
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Well No. 1-1 | 25-055-05039 | Plugged & abandoned | Injection | Mccone, MT | Delta Petroleum, Inc. | 9,686 ft |
| Well No. 2-1 | 25-055-05034 | Plugged & abandoned | Oil | Mccone, MT | Delta Petroleum, Inc. | 9,628 ft |
| 3-4 Sw Richey | 25-055-05189 | Plugged & abandoned | Oil | Mccone, MT | Delta Petroleum, Inc. | 9,450 ft |
| Sw Richey 3 | 25-055-05202 | Plugged & abandoned | Injection | Mccone, MT | Delta Petroleum, Inc. | 9,422 ft |
| Well No. 2-3 | 25-055-05033 | Plugged & abandoned | Injection | Mccone, MT | Delta Petroleum, Inc. | 9,350 ft |
| Well No. 5-2 | 25-055-05025 | Plugged & abandoned | Oil | Mccone, MT | Delta Petroleum, Inc. | 9,347 ft |
| Well No. 6-1 | 25-055-07001 | Plugged & abandoned | Oil | Mccone, MT | Delta Petroleum, Inc. | 9,304 ft |
| Well No. 1-2 | 25-055-05035 | Plugged & abandoned | Oil | Mccone, MT | Delta Petroleum, Inc. | 9,287 ft |
| USA N. G. Ptasynski 1 1 | 23-037-20569 | Plugged & abandoned | Oil | Franklin, MS | Delta Petroleum Inc | 6,845 ft |
| USA Pan Am No. 12 No. 12 | 23-001-03327 | Orphaned | Injection | Adams, MS | Delta Petroleum Inc | 6,826 ft |
| USA Anderson 1 1 | 23-037-20618 | Plugged & abandoned | Oil | Franklin, MS | Delta Petroleum Inc | 6,706 ft |
| Shell Unit 1 1 | 23-037-00544 | Orphaned | Oil | Franklin, MS | Delta Petroleum Inc | 6,600 ft |
Deepest first where depth is published. See all 151 wells →
Frequently asked questions
How many wells does Delta Petroleum operate?
Delta Petroleum is the operator of record for 151 catalogued oil & gas wells, with the largest concentration in Ohio (79). Only wells in states WellCensus has ingested are counted.
How many of Delta Petroleum's wells are still active?
64 of Delta Petroleum's catalogued wells are active; 52 are plugged & abandoned and 14 are flagged as orphaned.
In which states does Delta Petroleum operate wells?
Delta Petroleum is the operator of record for wells in Ohio (79), Utah (31), Montana (10), Louisiana (7), Kansas (6), Kentucky (5), Mississippi (4), Oklahoma (4), California (2), Alabama (1), Colorado (1) and North Dakota (1).
Does Delta Petroleum operate mostly oil or gas wells?
119 of Delta Petroleum's catalogued wells are oil wells and 11 are gas wells; the rest are injection, service or unclassified wells.
What is Delta Petroleum's deepest well?
Among wells with a published depth, Well No. 1-1 in Mccone, MT is the deepest at 9,686 ft.
Where Delta Petroleum's wells are
- Oil & gas wells in Ohio· 79 operated by Delta Petroleum
- Oil & gas wells in Utah· 31 operated by Delta Petroleum
- Oil & gas wells in Montana· 10 operated by Delta Petroleum
- Oil & gas wells in Louisiana· 7 operated by Delta Petroleum
- Oil & gas wells in Kansas· 6 operated by Delta Petroleum
- Oil & gas wells in Kentucky· 5 operated by Delta Petroleum
- Largest U.S. well operators
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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, “Delta Petroleum — well portfolio”, https://wellcensus.com/operators/delta-petroleum-5932 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).