Hennepin Island — Hennepin, MN — Operational Power Plant
EIA 860M DataOperational
Total Capacity
13.7 MW
Summer: 6.1 MW | Winter: 7.1 MW
Technology
Hydro
5 generators
First Unit Online
October 1, 1954
Hennepin Island is a hydro power plant in Hennepin County, MN with 5 generating units totaling 13.7 MW of nameplate capacity. It is operated by Northern States Power Co - Minnesota. Its first unit came online in 1954.
About this plant
The Hennepin Island Hydroelectric Plant is at St. Anthony Falls in Minneapolis, Minnesota. It has historically been an important part of St. Anthony Falls Hydroelectric Development. The plant is currently operated by Northern States Power/Xcel Energy. The facility stands on Hennepin Island near the Pillsbury "A" Mill at Saint Anthony Falls, the river's only major waterfall, which powered the city's early sawmills, grist mills and other industry. There are five generating units.
Source: Wikipedia
Capacity rank
- #566 in the U.S. by capacity
- #5 in MN by capacity
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Monthly generation history
Source: EIA Form 923
Generators (5)
Operational
5 generators
5 operational generators totaling 13.7 MW · online 1954–1955
Plant Information
| Plant ID | 1911 |
| Plant Name | Hennepin Island |
| Operator | Northern States Power Co - Minnesota |
| Sector | Electric Utility |
| Balancing Authority | MISO |
| Power Market | |
| County | Hennepin |
| State | Minnesota (all interconnection requests in Minnesota) |
| Status | Operational |
| Generation Type(s) | Hydro |
| Total Nameplate Capacity (MW) | 13.7 |
| Total Summer Capacity (MW) | 6.1 |
| Total Winter Capacity (MW) | 7.1 |
| Generating Units | 5 |
| Operational Units | 5 |
| Planned Units | 0 |
U.S. county map showing Hennepin, MN
Data source: U.S. Energy Information Administration EIA Form 860M
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