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3.4 MW Hydro operating in Marinette, WI — Midcontinent Independent Transmission System Operator, Inc..
3.4 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1923
Operating Since
Coordinates
45.2871, -88.1602
County
Marinette, WI
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wisconsin Public Service Corp | Wisconsin Public Service | — |
| Owner(s) | Wisconsin Public Service Corp | WEC Energy Group | — |
| Status | Operating | — | — |
Johnson Falls is a 3.4 MW hydroelectric power plant located in Marinette County, Wisconsin. The plant began operating in 1923 and is owned by WEC Energy Group, with Wisconsin Public Service Corp. listed as the EIA operator. It consists of two generators utilizing conventional hydroelectric technology and its primary fuel source is water (WAT). The plant operates within the Midcontinent Independent Transmission System Operator, Inc. balancing authority and the ReliabilityFirst Corporation (RFC) NERC region.
In the most recent year with available data, Johnson Falls generated 10,244 MWh of electricity, achieving a capacity factor of 34.3%. The plant's installed cost was $717.53 per kW, according to FERC data. Johnson Falls is ranked as the 41st largest power plant out of 65 in Wisconsin, and 1028th out of 1464 nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
24.9 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
641 MWh
Latest Month
10.2K MWh
Annual Generation
34.3%
Capacity Factor
Hydroelectric · Wisconsin Public Service Corporation · Data from 2015–2024
$1,365/kW
Installed Cost
$24.4/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
ISO/RTO Market
MISO
LMP Node
WPS.WPSM
Pricing Hub
MICHIGAN.HUB
Alt. Hub / Zone
MINN.HUB
Location Type
Load Zone
Node Source
EIA-860 direct report
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