Clay Boswell — Plant Summary
- EIA Plant ID
- 1893
- Capacity
- 923.3 MW
- Primary Fuel
- Coal
- Technology
- Conventional Steam Coal, Petroleum Liquids
- Status
- Operating
- Location
- Itasca, MN
- Operating Since
- 1973
- Generators
- 3
- Operator
- ALLETE, Inc.
- Parent Company
- ALLETE
- Annual Generation
- 5,808,694 MWh
- Capacity Factor
- 71.9%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- MRO
Clay Boswell
OperatingDistillate OilSub. CoalHybrid
Ranked #2 of 8 Sub. Coal plants in MN#44 of 103 nationally
923.3 MW Conventional Steam Coal (923 MW) + Petroleum Liquids (1 MW) operating in Itasca, MN — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
923.3 MW
Nameplate Capacity
3
Generators
units
Hybrid (2)
Technology
Conventional Steam Coal + Petroleum Liquids
1973
Operating Since
Location
Coordinates
47.2611, -93.6528
County
Itasca, MN
Nearby Plants
- Rapids Energy CenterNatural Gas28.4 MW · 9.2 km
- Energy CenterNatural Gas1.8 MW · 9.7 km
- USS Itasca Clean Energy Solar LLCBESS3 MW · 11.7 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | ALLETE, Inc. | ALLETE | — |
| Owner(s) | ALLETE, Inc., WPPI Energy | ALLETE | — |
| Status | Operating | — | — |
Ownership Chain
About
Clay Boswell is a 923.3 MW hybrid power plant located in Itasca County, Minnesota. The plant, which began operating in 1973, is owned and operated by ALLETE, Inc. It utilizes conventional steam coal as its primary fuel, with petroleum liquids also listed as a technology. Clay Boswell is the second-largest of four coal plants in Minnesota, and ranks 38th out of 75 coal plants nationally.
The plant consists of three generators and operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the MRO NERC region. Its latest annual generation was 5,808,694 MWh, achieving a capacity factor of 71.9%. Financial data indicates a power purchase agreement (PPA) price of $31.5 per MWh, as reported to FERC.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
MRO
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
534.1K MWh
Latest Month
5.8M MWh
Annual Generation
71.9%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Electric Quarterly ReportsHIGH
$40.0/MWh
PPA Price
ALLETE, Inc.
Contract Seller
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
MISO
LMP Node
MP.MP_BOS4
Pricing Hub
MINN.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
News & Articles (10)Beta
General
Federal funding cut for major Twin Ports energy project
The Minnesota Public Utilities Commission Friday approved the sale of ALLETE, the parent company of Minnesota Power, marking a critical step...
Northern News Now·5 months ago
General
Toxic Coal Ash in Minnesota: Addressing Coal Plants’ Hazardous Legacy
Massive quantities of toxic coal ash are stored at 12 coal-fired power plant sites in Minnesota.
Earthjustice·6 months ago
Industry·corporate
Toxic Coal Ash in Minnesota: Addressing Coal Plants’ Hazardous Legacy
Massive quantities of toxic coal ash are stored at 12 coal-fired power plant sites in Minnesota.
Earthjustice·6 months ago
Industry·corporate
Pending sale of Minnesota Power raises questions in northern MN
Investor-owned utilities are designed to protect their bottom line and pad the pockets of shareholders first, two rural advocates write.
Minnesota Power (seller)
MinnPost·9 months ago
Last updated 2026-03-26
View all 10 articles