Callahan Mining
Operator of record for 121 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: CALLAHAN MINING CORP · Callahan Mining Corporation
At a glance
Callahan Mining is the operator of record for 121 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 109 (90%) are plugged & abandoned. Its largest concentration is in Michigan, with 116 wells (96% of its portfolio).
Wells operated
121
Active
0
Plugged
109
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Michigan | 116 |
| Kentucky | 5 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Callahan Mining to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Callahan Mining operate?
Callahan Mining's catalogued wells are spread across 2 states: Michigan (116) and Kentucky (5). Its 116 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 Callahan Mining’s wells are active, plugged or orphaned?
0% of Callahan Mining's catalogued wells are active, 29 percentage points below the national share of 29%. 90% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Callahan Mining 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 Ropes Gold Mine RS 1515E-2 in Marquette, MI at 3,054 ft. The wells listed below sit in Marquette (MI) and Crittenden (KY). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Callahan Mining
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Ropes Gold Mine RS 1515E-2 | 21-103-00133 | Other status | Other type | Marquette, MI | Callahan Mining Corporation | 3,054 ft |
| Ropes Gold Mine RS 1515 E-4 | 21-103-62336 | Other status | Other type | Marquette, MI | Callahan Mining Corporation | 2,726 ft |
| Sheridan Target 66sti | KGS record 85041 | Plugged & abandoned | Other type | Crittenden, KY | Callahan Mining Corp | 1,937 ft |
| Sheridan Target 66sth | KGS record 85092 | Plugged & abandoned | Other type | Crittenden, KY | Callahan Mining Corp | 1,696 ft |
| Sheridan Target 66st3 | KGS record 85083 | Plugged & abandoned | Other type | Crittenden, KY | Callahan Mining Corp | 1,535 ft |
| Sheridan Target 665st2 | KGS record 85218 | Plugged & abandoned | Other type | Crittenden, KY | Callahan Mining Corp | 1,496 ft |
| Cs23-9 | 21-103-00114 | Plugged & abandoned | Other type | Marquette, MI | Callahan Mining Corporation | 1,323 ft |
| Gold MIne Creek GMC-3 | 21-103-04502 | Plugged & abandoned | Other type | Marquette, MI | Callahan Mining Corporation | 1,237 ft |
| Sheridan Target 66st5 | KGS record 85086 | Plugged & abandoned | Other type | Crittenden, KY | Callahan Mining Corp | 1,099 ft |
| Gold MIne Creek GMC-1 | 21-103-04500 | Plugged & abandoned | Other type | Marquette, MI | Callahan Mining Corporation | 1,072 ft |
| Scw-11 | 21-103-00123 | Plugged & abandoned | Other type | Marquette, MI | Callahan Mining Corporation | 927 ft |
| Gold MIne Creek GMC-2 | 21-103-04501 | Plugged & abandoned | Other type | Marquette, MI | Callahan Mining Corporation | 912 ft |
Deepest first where depth is published. See all 121 wells →
Frequently asked questions
How many wells does Callahan Mining operate?
Callahan Mining is the operator of record for 121 catalogued oil & gas wells, with the largest concentration in Michigan (116). Only wells in states WellCensus has ingested are counted.
How many of Callahan Mining's wells are still active?
0 of Callahan Mining's catalogued wells are active; 109 are plugged & abandoned.
In which states does Callahan Mining operate wells?
Callahan Mining is the operator of record for wells in Michigan (116) and Kentucky (5).
Does Callahan Mining operate mostly oil or gas wells?
0 of Callahan Mining's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Callahan Mining's deepest well?
Among wells with a published depth, Ropes Gold Mine RS 1515E-2 in Marquette, MI is the deepest at 3,054 ft.
Where Callahan Mining'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, “Callahan Mining — well portfolio”, https://wellcensus.com/operators/callahan-mining-109712 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).