Grandfather Falls
N5059 Hwy 107, Irma, WI 54442Plant Summary Information
Grandfather Falls is ranked #7 out of 66 hydroelectric power plants in Wisconsin in terms of total annual net electricity generation.
Grandfather Falls is comprised of 2 generators and generated 16.3 GWh during the 3-month period between September 2023 to December 2023.
| Plant Name | Grandfather Falls |
|---|---|
| Utility Name | Wisconsin Public Service Corp |
| Location | Lincoln County, WI |
| Initial Operation Date | December 1938 |
| Last Update | Dec 2023 |
| Annual Generation | 76.4 GWh |
| Annual Consumption | 286.2 k MMBtu |
| Ranked #3,462 out of 11,835 Power Plants Nationwide | |
| Ranked #415 out of 1,371 Water Power Plants Nationwide | |
| Ranked #59 out of 216 Wisconsin Power Plants | |
| Ranked #7 out of 66 Wisconsin Water Power Plants | |
| Fuel Types | Water |
Map of Grandfather Falls
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Grandfather Falls.
Monthly Net Generation for Grandfather Falls
Grandfather Falls Details
| Summary Information | |
|---|---|
| Plant Name | Grandfather Falls (4063) |
| Plant Address | N5059 Hwy 107, Irma, WI 54442 |
| Utility | Wisconsin Public Service Corp (20860) |
| Latitude, Longitude | 45.3019, -89.7917 |
| Generation Dates on File | Jan 2001 to Dec 2023 |
| Initial Operation Date | December 1938 |
| Annual Generation | 76.4 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | MRO |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Wisconsin River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | American Transmission Co (659) WI |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator 1 Details Operating December 1938
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | WPS.WPSM |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | WPS.WPSM |
| Nameplate Capacity | 11 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 11 MW |
| Winter Capacity | 11 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 1938 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator 2 Details Operating December 1938
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | WPS.WPSM |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | WPS.WPSM |
| Nameplate Capacity | 6.2 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 6.2 MW |
| Winter Capacity | 6.2 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 1938 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Grandfather Falls Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #405 | Jeffrey | Brady, NE | 81.3 GWh |
| #406 | Prospect | Prospect, NY | 81.1 GWh |
| #407 | Ocoee 2 | Benton, TN | 80.7 GWh |
| #408 | Glendo | Glendo, WY | 80.6 GWh |
| #409 | Blue Lake Hydro | Sitka, AK | 80.3 GWh |
| #410 | William F Matson Generating Station | Huntingdon, PA | 79.9 GWh |
| #411 | Drop 4 | Holtville, CA | 79.8 GWh |
| #412 | Upper Mechanicville | Town of Stillwater, NY | 79.6 GWh |
| #413 | Stevens Creek | Martinez, GA | 78.9 GWh |
| #414 | Hardy | Newaygo, MI | 76.5 GWh |
| #416 | Grahamsville | Grahamsville, NY | 75.9 GWh |
| #417 | Big Cliff | Gates, OR | 75.8 GWh |
| #418 | Castle Rock | Adams, WI | 75.6 GWh |
| #419 | Sheldon Springs Hydroelectric | Sheldon Springs, VT | 74.8 GWh |
| #420 | McNary Dam Fish Attraction Project | Plymouth, WA | 73.8 GWh |
| #421 | Hills Creek | Oakridge, OR | 73.7 GWh |
| #422 | Narrows PH | Grass Valley, CA | 73.5 GWh |
| #423 | Allegheny Hydro No 8 | Adrian, PA | 73.2 GWh |
| #424 | Buffalo Bill | Cody, WY | 73.2 GWh |
| #425 | Rollins | Colfax, CA | 73.1 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Grandfather Falls.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Alexander | Merrill, WI | 19.0 GWh | 8.1 mi |
| Domtar Paper Company Rothschild | Rothschild, WI | 3.1 GWh | 29.8 mi |
| Du Bay | Eau Pleine, WI | 33.2 GWh | 44.6 mi |
| Flambeau Crowley Rapids Project | Park Falls, WI | 3.5 GWh | 54.8 mi |
| Flambeau Lower Project | Park Falls, WI | 2.8 GWh | 52.8 mi |
| Flambeau Solar Partners | Phillips, WI | 4.5 GWh | 44.5 mi |
| Hat Rapids | Rhinelander, WI | 5.9 GWh | 23.9 mi |
| Hodag Solar | Rhinelander, WI | 13.2 GWh | 27.3 mi |
| Marshfield Utilities Gas Plant | Marshfield, WI | 8.9 GWh | 49 mi |
| Medford DPC Solar | Medford, WI | 3.1 GWh | 29.9 mi |
| Merrill | Merrill, WI | 8.2 GWh | 10 mi |
| Mosinee Mill | Mosinee, WI | 118.3 GWh | 35.8 mi |
| Packaging of America Tomahawk Mill | Tomahawk, WI | 112.9 GWh | 10.1 mi |
| Rhinelander Mill | Rhinelander, WI | 4.1 GWh | 29.4 mi |
| Rothschild Biomass Cogen Facility | Rothschild, WI | 143.2 GWh | 29.7 mi |
| Stevens Point | Stevens Point, WI | 24.1 GWh | 55.3 mi |
| Tomahawk | Tomahawk, WI | 6.5 GWh | 10.1 mi |
| Wausau | Wausau, WI | 22.8 GWh | 25 mi |
| Weston | Rothschild, WI | 4.0 TWh | 31.2 mi |
| Weston RICE | Kronenwetter, WI | 48.9 GWh | 31.5 mi |