Grale Oil
Operator of record for 2 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Grale Oil is the operator of record for 2 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 2 wells (100% of its portfolio).
Wells operated
2
Active
0
Plugged
0
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Michigan | 2 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Grale Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Grale Oil operate?
Grale Oil's catalogued wells are spread across 1 state: Michigan (2). Its 2 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 Grale Oil’s wells are active, plugged or orphaned?
0% of Grale Oil'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 Grale Oil 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 Halestro Reserve Inc. 1 in Roscommon, MI at 4,096 ft. The wells listed below sit in Roscommon (MI) and Clinton (MI).
Notable wells operated by Grale Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Halestro Reserve Inc. 1 | 21-143-09094 | Other status | Other type | Roscommon, MI | Grale Oil Co | 4,096 ft |
| Sommerville, F. W. 1 | 21-037-09656 | Other status | Other type | Clinton, MI | Grale Oil Co | 3,641 ft |
Deepest first where depth is published. See all 2 wells →
Frequently asked questions
How many wells does Grale Oil operate?
Grale Oil is the operator of record for 2 catalogued oil & gas wells, with the largest concentration in Michigan (2). Only wells in states WellCensus has ingested are counted.
How many of Grale Oil's wells are still active?
0 of Grale Oil's catalogued wells are active; 0 are plugged & abandoned.
In which states does Grale Oil operate wells?
Grale Oil is the operator of record for wells in Michigan (2).
Does Grale Oil operate mostly oil or gas wells?
0 of Grale Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Grale Oil's deepest well?
Among wells with a published depth, Halestro Reserve Inc. 1 in Roscommon, MI is the deepest at 4,096 ft.
Where Grale Oil'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, “Grale Oil — well portfolio”, https://wellcensus.com/operators/grale-oil-119547 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).