Core Antrim
Operator of record for 126 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Core Antrim is the operator of record for 126 catalogued U.S. oil & gas wells in 1 state. 126 (100%) are active, 0 (0%) plugged & abandoned. Its largest concentration is in Michigan, with 126 wells (100% of its portfolio).
Wells operated
126
Active
126
Plugged
0
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Michigan | 126 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 100%
Is this your company?
Claim Core Antrim to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Core Antrim operate?
Core Antrim's catalogued wells are spread across 1 state: Michigan (126). Its 126 Michigan wells are 0.1% 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 Core Antrim’s wells are active, plugged or orphaned?
100% of Core Antrim'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 Core Antrim 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 Bott, J A A4-13 Swd in Otsego, MI at 2,683 ft. The wells listed below sit in Otsego (MI), Antrim (MI) and Alcona (MI).
Notable wells operated by Core Antrim
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Bott, J A A4-13 Swd | 21-137-43564 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 2,683 ft |
| Milbocker 1-32 Swd | 21-137-41315 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 2,551 ft |
| Bluelite B2-10 Swd | 21-137-49020 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 2,500 ft |
| Gornick D4-22 Swd | 21-137-53471 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 2,315 ft |
| Alba B4-27 Swd | 21-009-53487 | Active | Other type | Antrim, MI | Core Antrim Company LLC | 2,129 ft |
| Bott, J A D4-14 | 21-137-43860 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 1,978 ft |
| Bott J A D4-13 | 21-137-45912 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 1,976 ft |
| Bott J A C2-13 | 21-137-45916 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 1,971 ft |
| Bott J A C3-13 | 21-137-45917 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 1,970 ft |
| Bott J A D2-13 | 21-137-45914 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 1,946 ft |
| Bott J A A4-13 | 21-137-45915 | Active | Other type | Otsego, MI | Core Antrim Company LLC | 1,912 ft |
| Birch Creek B2-11 Swd | 21-001-57702 | Active | Other type | Alcona, MI | Core Antrim Company LLC | 1,890 ft |
Deepest first where depth is published. See all 126 wells →
Frequently asked questions
How many wells does Core Antrim operate?
Core Antrim is the operator of record for 126 catalogued oil & gas wells, with the largest concentration in Michigan (126). Only wells in states WellCensus has ingested are counted.
How many of Core Antrim's wells are still active?
126 of Core Antrim's catalogued wells are active; 0 are plugged & abandoned.
In which states does Core Antrim operate wells?
Core Antrim is the operator of record for wells in Michigan (126).
Does Core Antrim operate mostly oil or gas wells?
0 of Core Antrim's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Core Antrim's deepest well?
Among wells with a published depth, Bott, J A A4-13 Swd in Otsego, MI is the deepest at 2,683 ft.
Where Core Antrim'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, “Core Antrim — well portfolio”, https://wellcensus.com/operators/core-antrim-114712 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).