Rainbow (MT)
336 Rainbow Dam Road, Great Falls, MT 59404Plant Summary Information
Rainbow (MT) is ranked #18 out of 69 power plants in Montana in terms of total annual net electricity generation.
Rainbow (MT) is comprised of 1 generator and generated 89.3 GWh during the 3-month period between September 2023 to December 2023.
| Plant Name | Rainbow (MT) |
|---|---|
| Utility Name | NorthWestern Energy (MT Hydro) |
| Location | Cascade County, MT |
| Initial Operation Date | March 2013 |
| Last Update | Dec 2023 |
| Annual Generation | 394.9 GWh |
| Annual Consumption | 1.4 M MMBtu |
| Ranked #1,515 out of 11,835 Power Plants Nationwide | |
| Ranked #115 out of 1,371 Water Power Plants Nationwide | |
| Ranked #18 out of 69 Montana Power Plants | |
| Ranked #9 out of 23 Montana Water Power Plants | |
| Fuel Types | Water |
| Previous Operators |
PPL Montana LLC (2013 to 2013) NorthWestern Energy (2014 to 2020) NorthWestern Energy (MT hdro) (2021 to 2021) NorthWestern Energy (MT Hydro) (2022 to 2023) |
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Monthly Net Generation for Rainbow (MT)
Rainbow (MT) Details
| Summary Information | |
|---|---|
| Plant Name | Rainbow (MT) (2193) |
| Plant Address | 336 Rainbow Dam Road, Great Falls, MT 59404 |
| Utility | NorthWestern Energy (MT Hydro) (13902) |
| Latitude, Longitude | 47.5344, -111.2045 |
| Generation Dates on File | Jan 2001 to Dec 2023 |
| Initial Operation Date | March 2013 |
| Annual Generation | 394.9 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 | Yes |
| FERC Exempt Wholesale Generator Docket Number | 99-185-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | WECC |
| Balancing Authority | NorthWestern Energy (NWMT) (NWMT) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Missouri River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | NorthWestern Energy LLC - (MT) (12825) MT |
| Grid Voltage | 100.00 kV |
| Energy Storage | No |
Generator RAI9 Details Operating March 2013
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | NA |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | NA |
| Nameplate Capacity | 59 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 64 MW |
| Winter Capacity | 64 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | March 2013 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Rainbow (MT) Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
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Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #105 | Walter F George | Ft. Gaines, GA | 426.4 GWh |
| #106 | Dardanelle | Dardanelle, AR | 426.2 GWh |
| #107 | Flaming Gorge | Dutch John, UT | 413.6 GWh |
| #108 | Long Lake | Ford, WA | 413.0 GWh |
| #109 | Ross | Rockport, WA | 412.6 GWh |
| #110 | Mitchell Dam | Verbena, AL | 409.4 GWh |
| #111 | Comerford | Monroe, NH | 405.1 GWh |
| #112 | Bartletts Ferry | Salem, AL | 397.0 GWh |
| #113 | Thompson Falls | Thompson Falls, MT | 396.3 GWh |
| #114 | Bradley Lake | Homer, AK | 395.1 GWh |
| #116 | Markland | Florence, IN | 394.7 GWh |
| #117 | Cabot | Montague, MA | 394.4 GWh |
| #118 | Big Creek 1 | Big Creek, CA | 393.8 GWh |
| #119 | Curtis Palmer Hydroelectric | Corinth, NY | 393.2 GWh |
| #120 | Box Canyon | Ione, WA | 383.5 GWh |
| #121 | Parker Dam | Parker, CA | 379.9 GWh |
| #122 | Hartwell Lake | Hartwell, GA | 378.9 GWh |
| #123 | Smithland Hydroelectric Plant | Smithland, KY | 378.8 GWh |
| #124 | C J Strike | Bruneau, ID | 377.1 GWh |
| #125 | Keswick | Redding, CA | 373.0 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Rainbow (MT).
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Black Eagle | Great Falls, MT | 121.5 GWh | 2.8 mi |
| Black Eagle Solar, LLC | Black Eagle, MT | 5.1 GWh | 2.5 mi |
| Canyon Ferry | Helena, MT | 276.5 GWh | 65.9 mi |
| Cochrane | Great Falls, MT | 244.7 GWh | 0.5 mi |
| Fairfield Wind | Fairfield, MT | 25.8 GWh | 37.8 mi |
| Gordon Butte Wind LLC | Martinsdale, MT | 66.5 GWh | 87.7 mi |
| Great Divide Solar, LLC | Canyon Creek, MT | 6.2 GWh | 70.3 mi |
| Green Meadow Solar, LLC | Helena, MT | 5.6 GWh | 70.7 mi |
| Greenfield Wind - MT | Fairfield, MT | 83.7 GWh | 37.6 mi |
| Hauser | Helena, MT | 142.8 GWh | 62 mi |
| Holter | Wolf Creek, MT | 281.6 GWh | 53.1 mi |
| Horseshoe Bend Wind Park | Great Falls, MT | 29.4 GWh | 11.2 mi |
| Morony | Great Falls, MT | 295.0 GWh | 7.5 mi |
| NaturEner Glacier Wind Energy 1 | Ethridge, MT | 219.6 GWh | 79.3 mi |
| NaturEner Glacier Wind Energy 2 | Ethridge, MT | 258.6 GWh | 82.5 mi |
| Ryan | Great Falls, MT | 486.3 GWh | 4.5 mi |
| South Peak Wind | Geyser, MT | 250.2 GWh | 31 mi |
| Spion Kop Wind Farm | Geyser, MT | 112.2 GWh | 29.9 mi |
| Tiber Dam Hydroelectric Plant | Chester, MT | 44.0 GWh | 54.3 mi |
| Turnbull Hydro | Fairfield, MT | 30.6 GWh | 41.9 mi |