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6.4 MW Hydro operating in Marinette, WI — Midcontinent Independent Transmission System Operator, Inc..
6.4 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1924
Operating Since
Coordinates
45.3571, -88.2305
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 | — | — |
Caldron Falls is a hydroelectric power plant located in Marinette County, Wisconsin. The plant has a total capacity of 6.4 MW across two generators and primarily uses water as its fuel source. It began operating in 1924 and is owned by WEC Energy Group, with Wisconsin Public Service Corp listed as the EIA operator. The plant ranks 26th out of 65 power plants in Wisconsin and 801st out of 1464 nationally.
In the latest year of reported data, Caldron Falls generated 13,702 MWh of electricity, resulting in a capacity factor of 24.4%. 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 $244.06 per kW, according to FERC data.
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
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
863 MWh
Latest Month
13.7K MWh
Annual Generation
24.4%
Capacity Factor
Hydroelectric · Wisconsin Public Service Corporation · Data from 2015–2024
$526/kW
Installed Cost
$27.5/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
Caldron Falls Substation · 69 kV
Substation Distance
< 10 km
Operator
American Transmission Company
Coord Source
OSM spatial
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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