72.8 MW Wood Waste operating in St Louis, MN — Midcontinent Independent Transmission System Operator, Inc..
72.8 MW
Nameplate Capacity
2
Generators
units
Wood/Wood Waste Biomass
Technology
1949
Operating Since
Coordinates
46.7359, -92.1526
County
St Louis, MN
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | ALLETE, Inc. | ALLETE | — |
| Owner(s) | ALLETE, Inc. | ALLETE | — |
| Status | Operating | operating | — |
The M L Hibbard plant is a 72.8 MW biomass-fueled power plant located in St Louis County, Minnesota. The plant, which began operating in 1949, utilizes wood and wood waste as its primary fuel source. It consists of two generators employing wood/wood waste biomass technology. The plant is owned and operated by ALLETE, Inc., and operates within the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and the MRO NERC region.
In the latest year of reported generation, the M L Hibbard plant produced 98,265 MWh of electricity, achieving a capacity factor of 16.8%. The plant's installed cost was $1501.22 per kW, according to FERC data. The plant also has a reported PPA price of $40 per MWh. The M L Hibbard plant is ranked as the first of two biomass plants in Minnesota, and 7th out of 97 biomass plants nationally.
Generated from EIA, GEM, and public data sources
NERC Region
MRO
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Commercial CHP
12.0K MWh
Latest Month
98.3K MWh
Annual Generation
16.8%
Capacity Factor
$40.0/MWh
PPA Price
ALLETE, Inc.
Contract Seller
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
M.L. Hibbard S.E. Station · 115 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
MP.HIBBAR4
Pricing Hub
MINN.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
Last updated 2026-03-26
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