Mclain Sj
Operator of record for 1 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Mclain Sj is the operator of record for 1 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 0 (0%) are plugged & abandoned. Its largest concentration is in Michigan, with 1 wells (100% of its portfolio).
Wells operated
1
Active
0
Plugged
0
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Michigan | 1 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Mclain Sj to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Mclain Sj operate?
Mclain Sj's catalogued wells are spread across 1 state: Michigan (1). Its 1 Michigan wells are 0.0% of the 85,673 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 Mclain Sj’s wells are active, plugged or orphaned?
0% of Mclain Sj's catalogued wells are active, 29 percentage points below 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 Mclain Sj operate?
By product class, 0 (0%) 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 Block School Coal Test 1 in Tuscola, MI at 400 ft.
Notable wells operated by Mclain Sj
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Block School Coal Test 1 | 21-157-45148 | Other status | Other type | Tuscola, MI | McLain, S. J. | 400 ft |
Deepest first where depth is published. See all 1 wells →
Frequently asked questions
How many wells does Mclain Sj operate?
Mclain Sj is the operator of record for 1 catalogued oil & gas wells, with the largest concentration in Michigan (1). Only wells in states WellCensus has ingested are counted.
How many of Mclain Sj's wells are still active?
0 of Mclain Sj's catalogued wells are active; 0 are plugged & abandoned.
In which states does Mclain Sj operate wells?
Mclain Sj is the operator of record for wells in Michigan (1).
Does Mclain Sj operate mostly oil or gas wells?
0 of Mclain Sj's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Mclain Sj's deepest well?
Among wells with a published depth, Block School Coal Test 1 in Tuscola, MI is the deepest at 400 ft.
Where Mclain Sj'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, “Mclain Sj — well portfolio”, https://wellcensus.com/operators/mclain-sj-135832 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).