Coastal Petroleum
Operator of record for 57 catalogued wells across 4 states. Every well below links to its full registry page.
Filed as: COASTAL PETROLEUM CORP · Coastal Petroleum Company · Coastal Petroleum Corp. · Coastal Petroleum Corporation
At a glance
Coastal Petroleum is the operator of record for 57 catalogued U.S. oil & gas wells in 4 states. 2 (4%) are active, 18 (32%) plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Ohio, with 31 wells (54% of its portfolio).
Wells operated
57
Active
2
Plugged
18
Orphaned
1
Portfolio by state
| State | Wells |
|---|---|
| Ohio | 31 |
| Kansas | 16 |
| Montana | 6 |
| Illinois | 4 |
Well mix
- Oil wells
- 45
- Gas wells
- 2
- Shut-in
- 1
- Active share
- 4%
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Claim Coastal Petroleum to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Coastal Petroleum operate?
Coastal Petroleum's catalogued wells are spread across 4 states: Ohio (31), Kansas (16), Montana (6) and Illinois (4). Its 6 Montana wells are 0.0% of the 42,011 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 (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of Coastal Petroleum’s wells are active, plugged or orphaned?
4% of Coastal Petroleum's catalogued wells are active, 27 percentage points below the national share of 30%. 32% are plugged & abandoned, against 48% nationally. 1 wells (2%) are shut-in — unplugged but idle. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Coastal Petroleum operate?
By product class, 45 (79%) are oil wells and 2 (4%) gas wells; nationally the shares are 45% and 18%. The deepest of its wells with a published depth is Evaline 1-18A in Valley, MT at 6,118 ft. The wells listed below sit in Valley (MT), Blaine (MT), Medina (OH) and Brown (IL). State filings spell the name 4 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Coastal Petroleum
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Evaline 1-18A | 25-105-21492 | Plugged & abandoned | Other type | Valley, MT | Coastal Petroleum Company | 6,118 ft |
| State 7-16 | 25-105-21497 | Orphaned | Oil | Valley, MT | Coastal Petroleum Company | 4,863 ft |
| Listou 15-35-18B | 25-005-23526 | Plugged & abandoned | Other type | Blaine, MT | Coastal Petroleum Company | 4,650 ft |
| Lynn Judith Ent& Bise 1 | 34-103-23148 | Plugged & abandoned | Oil | Medina, OH | Coastal Petroleum Corp | 3,766 ft |
| Gargus Nelson Conner 1 | 34-103-23143 | Plugged & abandoned | Oil | Medina, OH | Coastal Petroleum Corp | 3,750 ft |
| Rotili 1 | 34-103-23562 | Plugged & abandoned | Oil | Medina, OH | Coastal Petroleum Corp | 3,688 ft |
| Federal 1-19A | 25-105-21570 | Shut-in | Gas | Valley, MT | Coastal Petroleum Company | 2,400 ft |
| Starbuck 5-16 | 25-105-21460 | Plugged & abandoned | Gas | Valley, MT | Coastal Petroleum Company | 1,800 ft |
| Brookside Development Co 15 | 34-103-23550 | Plugged & abandoned | Oil | Medina, OH | Coastal Petroleum Corp | 1,458 ft |
| Brookside Dev Co 11 | 34-103-23692 | Plugged & abandoned | Oil | Medina, OH | Coastal Petroleum Corp | 1,429 ft |
| Federal 1-19 | 25-105-21499 | Plugged & abandoned | Other type | Valley, MT | Coastal Petroleum Company | 1,321 ft |
| Roate 1 | 12-009-20972 | Plugged & abandoned | Other type | Brown, IL | Coastal Petroleum Corp. | 713 ft |
Deepest first where depth is published. See all 57 wells →
Frequently asked questions
How many wells does Coastal Petroleum operate?
Coastal Petroleum is the operator of record for 57 catalogued oil & gas wells, with the largest concentration in Ohio (31). Only wells in states WellCensus has ingested are counted.
How many of Coastal Petroleum's wells are still active?
2 of Coastal Petroleum's catalogued wells are active; 18 are plugged & abandoned and 1 are flagged as orphaned.
In which states does Coastal Petroleum operate wells?
Coastal Petroleum is the operator of record for wells in Ohio (31), Kansas (16), Montana (6) and Illinois (4).
Does Coastal Petroleum operate mostly oil or gas wells?
45 of Coastal Petroleum's catalogued wells are oil wells and 2 are gas wells; the rest are injection, service or unclassified wells.
What is Coastal Petroleum's deepest well?
Among wells with a published depth, Evaline 1-18A in Valley, MT is the deepest at 6,118 ft.
Where Coastal Petroleum'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 28, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Coastal Petroleum — well portfolio”, https://wellcensus.com/operators/coastal-petroleum-84810 (data as of October 28, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).