Thomson

Power plant · Hydro

Key facts

Power plant · Hydro Operating

Commissioned: 1907
Net generation, 2025: 198,234 MWh
Grid: 115 kV to ALLETE, Inc. (MISO)
Location: Carlton County, Minnesota
Operated by: ALLETE, Inc.SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2001 to 2025

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All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Gem	Unit ids G100001027558 Location id L100001023353
Grid	Nerc region MRO Report year 2025 Grid voltage kv 115 Transmission owner ALLETE, Inc. Balancing authority code MISO Balancing authority name Midcontinent Independent Transmission System Operator, Inc..
Fuel burned (MMBtu), 2025	676,375
Capacity factor, 2025	0.312
Net generation (MWh), 2025	198,234
Balancing authority code	MISO

4 sources

Sources

EIA-860M Preliminary Monthly Electric Generator InventoryOpen license · retrieved 4 Nov 2026
Global Energy Monitor — Global Integrated Power Tracker (unit-level power plants, eight technologies, all statuses)Open license, with credit · retrieved 26 Oct 2026Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
EIA Open Data bulk file — Electricity (ELEC.zip; monthly plant net generation and fuel consumption since 2001)Open license · retrieved 1 Nov 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
EIA-860M Preliminary Monthly Electric Generator Inventory

Projects within 25 km, nearest first.
Project	Kind	Away	MW
Superior Generation Energy Center Postponed	Gas, combustion turbine	21.4 km	170

Sources