Larson John Mary Martha
Operator of record for 1 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Larson John Mary Martha is the operator of record for 1 catalogued U.S. oil & gas wells in 1 state. 1 (100%) are active, 0 (0%) plugged & abandoned. Its largest concentration is in Ohio, with 1 wells (100% of its portfolio).
Wells operated
1
Active
1
Plugged
0
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Ohio | 1 |
Well mix
- Oil wells
- 1
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 100%
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Claim Larson John Mary Martha to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Larson John Mary Martha operate?
Larson John Mary Martha's catalogued wells are spread across 1 state: Ohio (1). Its 1 Ohio wells are 0.0% of the 242,052 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 Larson John Mary Martha’s wells are active, plugged or orphaned?
100% of Larson John Mary Martha's catalogued wells are active, 71 percentage points above the national share of 29%. 0% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Larson John Mary Martha operate?
By product class, 1 (100%) 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 Larson John & Dixie Unit 1 in Ashtabula, OH at 3,290 ft.
Notable wells operated by Larson John Mary Martha
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Larson John & Dixie Unit 1 | 34-007-20736 | Active | Oil | Ashtabula, OH | Larson John Mary Martha | 3,290 ft |
Deepest first where depth is published. See all 1 wells →
Frequently asked questions
How many wells does Larson John Mary Martha operate?
Larson John Mary Martha is the operator of record for 1 catalogued oil & gas wells, with the largest concentration in Ohio (1). Only wells in states WellCensus has ingested are counted.
How many of Larson John Mary Martha's wells are still active?
1 of Larson John Mary Martha's catalogued wells are active; 0 are plugged & abandoned.
In which states does Larson John Mary Martha operate wells?
Larson John Mary Martha is the operator of record for wells in Ohio (1).
Does Larson John Mary Martha operate mostly oil or gas wells?
1 of Larson John Mary Martha's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Larson John Mary Martha's deepest well?
Among wells with a published depth, Larson John & Dixie Unit 1 in Ashtabula, OH is the deepest at 3,290 ft.
Where Larson John Mary Martha'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, “Larson John Mary Martha — well portfolio”, https://wellcensus.com/operators/larson-john-mary-martha-76663 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).