St Croix Falls — Plant Summary
- EIA Plant ID
- 4011
- Capacity
- 23.2 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Polk, WI
- Operating Since
- 1910
- Generators
- 8
- Operator
- Northern States Power Co - Minnesota
- Parent Company
- —
- Annual Generation
- 104,927 MWh
- Capacity Factor
- 51.5%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- MRO
St Croix Falls
OperatingHydro
Ranked #6 of 61 Hydro plants in WI#452 of 1454 nationally
23.2 MW Hydro operating in Polk, WI — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
23.2 MW
Nameplate Capacity
8
Generators
units
Conventional Hydroelectric
Technology
1910
Operating Since
Location
Coordinates
45.4119, -92.6471
County
Polk, WI
Nearby Plants
- Gopher CSGSolar5 MW · 2.7 km
- Chisago Community SolarSolar4 MW · 2.8 km
- Novel Stein Solar LLC CSGSolar1 MW · 3.5 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Northern States Power Co - Minnesota | — | — |
| Owner(s) | Northern States Power Co - Minnesota | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The St Croix Falls hydroelectric plant is located in Polk County, Wisconsin. The plant has a total capacity of 23.2 MW across 8 generators, using conventional hydroelectric technology and water as its primary fuel source. It began operating in 1910 and is owned and operated by Northern States Power Co - Minnesota. The plant operates within the Midcontinent Independent Transmission System Operator, Inc. balancing authority and the MRO NERC region.
In the most recent year of data, St Croix Falls generated 104,927 MWh, achieving a capacity factor of 51.5%. The plant's installed cost was $791.82 per kW. St Croix Falls is ranked as the 8th largest power plant out of 65 in Wisconsin, and 458th out of 1464 nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
MRO
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
161 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
7.4K MWh
Latest Month
104.9K MWh
Annual Generation
51.5%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$792/kW
Installed Cost
$7.9/MWh
Operating Cost
Northern States Power Company (Wisconsin)
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
MISO
LMP Node
NSP ST_CROIX STCR_HYD_UNIT
Pricing Hub
MICHIGAN.HUB
Node Source
EIA-860 direct report
News & Articles (10)Beta
Regulatory·permitting
St. Croix County hires law firm in solar farm review
The western Wisconsin county where Xcel Energy has planned a solar farm has decided to hire a law firm to help iron details concerning the...
Xcel Energy (developer)St. Croix County (regulator)
Pioneer Press·3 months ago
Deals·project finance
Xcel pares Wisconsin solar farm project, adds battery backup
The St. Croix County Board of Supervisors voted to officially intervene in the Public Service Commission proceedings to give themselves a...
Xcel (developer)St. Croix County Board of Supervisors (regulator)
Pioneer Press·4 months ago
Industry·corporate
Xcel Energy to close long-standing Bayport plant
After nearly 60 years of operation, Xcel Energy will officially close the Allen S. King Plant in Bayport in 2028. The closure is part of the...
Xcel Energy (operator)
Press Publications·5 months ago
Deals·project finance
St. Croix County Board postpones JDA decision for Xcel Energy’s solar project
With a 9-8 vote, the St. Croix County Board of Supervisors approved to postpone proposed items regarding the Xcel Energy Joint Development...
Xcel Energy (developer)St. Croix County Board (regulator)
Hudson Star Observer·7 months ago
Last updated 2026-03-14
View all 10 articles