Twin Falls (WI) — Plant Summary
- EIA Plant ID
- 59836
- Capacity
- 9.2 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Florence, WI
- Operating Since
- 2016
- Generators
- 2
- Operator
- Wisconsin Electric Power Co
- Parent Company
- WEC Energy Group
- Annual Generation
- 30,738 MWh
- Capacity Factor
- 38.1%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- RFC
Twin Falls (WI)
OperatingHydro
Ranked #14 of 61 Hydro plants in WI#675 of 1454 nationally
9.2 MW Hydro operating in Florence, WI — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
9.2 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
2016
Operating Since
Location
Coordinates
45.8728, -88.0709
County
Florence, WI
Nearby Plants
- KingsfordHydro7.2 MW · 8.3 km
- Big Quinnesec 61Hydro4.4 MW · 9.7 km
- Big Quinnesec 92Hydro16 MW · 9.7 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wisconsin Electric Power Co | Wisconsin Electric Power | — |
| Owner(s) | Wisconsin Electric Power Co | WEC Energy Group | — |
| Status | Operating | — | — |
Ownership Chain
About
The Twin Falls hydroelectric plant is located in Florence County, Wisconsin. The plant has a total capacity of 9.2 MW across two generators and came online in 2016. It is owned by WEC Energy Group and operated by Wisconsin Electric Power Co. The primary fuel source is water (WAT), and the plant utilizes conventional hydroelectric technology. Twin Falls ranks as the 18th largest power plant in Wisconsin out of 65, and 683rd nationally out of 1464.
In its latest year of reported generation, Twin Falls produced 30,738 MWh of electricity, achieving a capacity factor of 38.1%. The plant operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the ReliabilityFirst Corporation (RFC) NERC region. Financial data indicates an installed cost of $7,366.44 per kW, as reported to FERC.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
69 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
2.4K MWh
Latest Month
30.7K MWh
Annual Generation
38.1%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$7,636/kW
Installed Cost
Wisconsin Electric Power Company
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Twin Falls Substation · 69 kV
Substation Distance
0 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
MIUP.TWINFALLS
Pricing Hub
MICHIGAN.HUB
Location Type
Generation Node
Node Source
Curated node match
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Last updated 2026-03-26
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