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7.7 MW Hydro operating in Rusk, WI — Midcontinent Independent Transmission System Operator, Inc..
7.7 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1922
Operating Since
Coordinates
45.2795, -88.1998
County
Rusk, WI
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Northern States Power Co - Minnesota | — | — |
| Owner(s) | Northern States Power Co - Minnesota | — | — |
| Status | Operating | — | — |
Big Falls is a 7.7 MW hydroelectric power plant located in Rusk County, Wisconsin. The plant began operating in 1922 and consists of three generators utilizing conventional hydroelectric technology. The primary fuel source is water (WAT). Northern States Power Co - Minnesota operates the facility.
The plant's latest annual generation was 36,115 MWh, resulting in a capacity factor of 53.4%. Big Falls operates within the Midcontinent Independent Transmission System Operator, Inc. balancing authority and the MRO NERC region. The plant is ranked 22nd out of 65 power plants in Wisconsin, and 749th out of 1464 nationally. Financial data indicates an installed cost of $1042.44 per kW, according to FERC data.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
2.0K MWh
Latest Month
36.1K MWh
Annual Generation
53.4%
Capacity Factor
Hydroelectric · Northern States Power Company (Wisconsin) · Data from 2015–2024
$2,111/kW
Installed Cost
$37.8/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
ISO/RTO Market
MISO
LMP Node
NSP BIGFALL BIGFAL_A_UNIT
Pricing Hub
MICHIGAN.HUB
Alt. Hub / Zone
MINN.HUB
Node Source
EIA-860 direct report
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Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility