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2.4 MW Hydro operating in St Croix, WI — Midcontinent Independent Transmission System Operator, Inc..
2.4 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1901
Operating Since
Coordinates
45.1576, -92.7162
County
St Croix, WI
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Northern States Power Co - Minnesota | — | — |
| Owner(s) | Northern States Power Co - Minnesota | — | — |
| Status | Operating | — | — |
The Apple River hydroelectric plant is located in St. Croix County, Wisconsin. The plant has a total capacity of 2.4 MW across three generators, and it began operating in 1901. The primary fuel source is water (WAT), and the plant utilizes conventional hydroelectric technology. Northern States Power Co - Minnesota is the operator, and the plant operates within the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and the MRO NERC region.
In the latest year of reported generation, the Apple River plant produced 12,951 MWh of electricity, achieving a capacity factor of 61.5%. The plant's installed cost was $2,002.81 per kW, according to FERC data. Apple River ranks as the 44th largest power plant out of 65 in Wisconsin, and it holds a national ranking of 1152 out of 1464 plants.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
1.2K MWh
Latest Month
13.0K MWh
Annual Generation
61.5%
Capacity Factor
Hydroelectric · Northern States Power Company (Wisconsin) · Data from 2015–2024
$2,317/kW
Installed Cost
$13.9/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
Somerset Substation · 69 kV
Substation Distance
< 10 km
Operator
Xcel Energy
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
—
Pricing Hub
MICHIGAN.HUB
Alt. Hub / Zone
MINN.HUB
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.
No news articles linked yet for this plant.
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Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
23.9 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility