Johnston Petroleum
Operator of record for 12 catalogued wells across 5 states. Every well below links to its full registry page.
Filed as: JOHNSTON PETROLEUM CORP · JOHNSTON PETROLEUM CORP. · JOHNSTON PETROLEUM CORPORATION · Johnston Petroleum Corp · …
At a glance
Johnston Petroleum is the operator of record for 12 catalogued U.S. oil & gas wells in 5 states. None is listed as active, 10 (83%) are plugged & abandoned. Its largest concentration is in Louisiana, with 4 wells (33% of its portfolio).
Wells operated
12
Active
0
Plugged
10
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Louisiana | 4 |
| Mississippi | 4 |
| Montana | 2 |
| North Dakota | 1 |
| Utah | 1 |
Well mix
- Oil wells
- 1
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Johnston Petroleum to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Johnston Petroleum operate?
Johnston Petroleum's catalogued wells are spread across 5 states: Louisiana (4), Mississippi (4), Montana (2), North Dakota (1) and Utah (1). Its 4 Mississippi wells are 0.0% of the 34,924 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 Johnston Petroleum’s wells are active, plugged or orphaned?
0% of Johnston Petroleum's catalogued wells are active, 29 percentage points below the national share of 29%. 83% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Johnston Petroleum operate?
By product class, 1 (8%) 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 Miller /A/ 001 in Tensas, LA at 8,806 ft. The wells listed below sit in Tensas (LA), Sheridan (MT), Adams (MS), Ramsey (ND), Carter (MT) and Madison (MS) and other counties. State filings spell the name 5 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Johnston Petroleum
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Miller /A/ 001 | 17-107-20156 | Plugged & abandoned | Other type | Tensas, LA | Johnston Petroleum Corporation | 8,806 ft |
| J L & J N Donnell 001 | 17-107-20168 | Plugged & abandoned | Other type | Tensas, LA | Johnston Petroleum Corporation | 7,880 ft |
| Henke 1 | 25-091-21112 | Plugged & abandoned | Other type | Sheridan, MT | Johnston Petroleum Corporation | 7,861 ft |
| Nathan McGee 1 1 | 23-001-20634 | Plugged & abandoned | Other type | Adams, MS | Johnston Petroleum Corp | 6,719 ft |
| Frank Horstein 1 | 33-071-00019 | Plugged & abandoned | Oil | Ramsey, ND | Johnston Petroleum Corp. | 2,443 ft |
| USA #1 34-13 | 25-011-21168 | Plugged & abandoned | Other type | Carter, MT | Johnston Petroleum Corporation | 1,657 ft |
| S Zunamon-Chicago Mill&lbr Co 001 | 17-107-20169 | Other status | Other type | Tensas, LA | Johnston Petroleum Corporation | 0 ft |
| Miller Et Al 003 | 17-107-20151 | Other status | Other type | Tensas, LA | Johnston Petroleum Corporation | 0 ft |
| School Land 1 1 | 23-089-00150 | Plugged & abandoned | Other type | Madison, MS | Johnston Petroleum Corp | — |
| F H Ray 1 1 | 23-089-00148 | Plugged & abandoned | Other type | Madison, MS | Johnston Petroleum Corp | — |
| Federal Quest 5-1 | 43-047-30089 | Plugged & abandoned | Other type | Uintah, UT | Johnston Petroleum Corp | — |
| Minerva Young 1 1 | 23-089-00149 | Plugged & abandoned | Other type | Madison, MS | Johnston Petroleum Corp | — |
Deepest first where depth is published. See all 12 wells →
Frequently asked questions
How many wells does Johnston Petroleum operate?
Johnston Petroleum is the operator of record for 12 catalogued oil & gas wells, with the largest concentration in Louisiana (4). Only wells in states WellCensus has ingested are counted.
How many of Johnston Petroleum's wells are still active?
0 of Johnston Petroleum's catalogued wells are active; 10 are plugged & abandoned.
In which states does Johnston Petroleum operate wells?
Johnston Petroleum is the operator of record for wells in Louisiana (4), Mississippi (4), Montana (2), North Dakota (1) and Utah (1).
Does Johnston Petroleum operate mostly oil or gas wells?
1 of Johnston Petroleum's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Johnston Petroleum's deepest well?
Among wells with a published depth, Miller /A/ 001 in Tensas, LA is the deepest at 8,806 ft.
Where Johnston Petroleum's wells are
- Oil & gas wells in Louisiana· 4 operated by Johnston Petroleum
- Oil & gas wells in Mississippi· 4 operated by Johnston Petroleum
- Oil & gas wells in Montana· 2 operated by Johnston Petroleum
- Oil & gas wells in North Dakota· 1 operated by Johnston Petroleum
- Oil & gas wells in Utah· 1 operated by Johnston Petroleum
- Largest U.S. well operators
- All well operators
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, “Johnston Petroleum — well portfolio”, https://wellcensus.com/operators/johnston-petroleum-40003 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).