HydroOperatingMISO

High Falls (WI)

Hydro power plant in Marinette County, Wisconsin. 5.6 MW of nameplate capacity across 4 generators, operated by Wisconsin Public Service Corp.

Also known as High Falls Hydo · EIA plant 4065

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Caldron FallsSandstone RapidsWhite RapidsPotato RapidsChalk HillHigh Falls (WI)25 km
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6 plants within 41 km, from EIA coordinates.

Key facts

Capacity
5.6 MWNameplate
Generators
4 operatingEIA-860M, August 2026
Operating since
August 1910First generator online
Operator
Wisconsin Public Service CorpEIA operator ID 20860
Grid
MISOBalancing authority MISO
Price nodes
1 MISO nodeResource nodes with prices
Location
Marinette County, WI45.2794, −88.1997
EIA plant ID
4065EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power High Falls (WI) produces

Free · EIA-923

Net generation, 2025

15.6 GWh

15,627 MWh, final

Capacity factor, 2025

25.5%

2024: 26.6%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

15.1–28.1

GWh a year. Low 2019, high 2017

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
200014,059Not reported12 of 12
200114,777Not reported12 of 12
200220,740Not reported12 of 12
200316,200Not reported12 of 12
200418,520Not reported12 of 12
200512,777Not reported12 of 12
200613,463Not reported12 of 12
200711,541Not reported12 of 12
200813,030Not reported12 of 12
20099,796Not reported12 of 12
201013,05321.3%12 of 12
201115,48925.3%12 of 12
201211,40218.5%12 of 12
201314,69324.0%12 of 12
201419,88932.4%12 of 12
201520,14932.9%12 of 12
201621,11334.3%12 of 12
201728,08045.8%12 of 12
201822,39336.5%12 of 12
201915,11624.7%12 of 12
202022,53036.6%12 of 12
202128,02845.7%12 of 12
202217,50528.5%12 of 12
202316,00426.1%12 of 12
202416,36326.6%12 of 12
202515,62725.5%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account · MISO

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
1Conventional Hydroelectric1.4August 1910
2Conventional Hydroelectric1.4August 1910
3Conventional Hydroelectric1.4August 1910
5Conventional Hydroelectric1.4August 1910

Ownership and offtake

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Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Wisconsin Public Service Corp as the operator, which is not always the owner.

Modeled data

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Power plants near High Falls (WI)

More plants operated by Wisconsin Public Service Corp

Questions about High Falls (WI)

How much power does High Falls (WI) produce?

High Falls (WI) reported 15,627 MWh (15.6 GWh) of net generation in 2025, a 25.5% capacity factor on 5.6 MW of nameplate capacity.

Where is High Falls (WI)?

High Falls (WI) is in Marinette County, Wisconsin, at 45.2794, −88.1997. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).

Who operates High Falls (WI)?

EIA-860M for August 2026 lists Wisconsin Public Service Corp as the operator (EIA operator ID 20860). The operator is not always the owner.

When did High Falls (WI) start operating?

Its first generator began operating in August 1910, according to EIA-860M.

Does InfraMap have power prices for High Falls (WI)?

Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to High Falls (WI), with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
  • MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
  • Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page