Rattlesnake Flat
1473 E Phillips Road, Ritzville, WA 99169Plant Summary Information
Rattlesnake Flat is ranked #40 out of 133 power plants in Washington in terms of total annual net electricity generation.
Rattlesnake Flat generated 87.9 GWh during the 3-month period between July 2025 to October 2025.
| Plant Name | Rattlesnake Flat |
|---|---|
| Utility Name | Rattlesnake Flat, LLC |
| Location | Adams County, WA |
| Initial Operation Date | December 2020 |
| Last Update | Oct 2025 |
| Annual Generation | 402.5 GWh |
| Annual Consumption | 1.5 M MMBtu |
| Ranked #1,578 out of 12,553 Power Plants Nationwide | |
| Ranked #450 out of 1,366 Wind Power Plants Nationwide | |
| Ranked #40 out of 133 Washington Power Plants | |
| Ranked #8 out of 23 Washington Wind Power Plants | |
| Fuel Types | Wind |
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Monthly Net Generation for Rattlesnake Flat
Rattlesnake Flat Details
| Summary Information | |
|---|---|
| Plant Name | Rattlesnake Flat (62936) |
| Plant Address | 1473 E Phillips Road, Ritzville, WA 99169 |
| Utility | Rattlesnake Flat, LLC (62778) |
| Latitude, Longitude | 46.94102, -118.56714 |
| Generation Dates on File | Dec 2020 to Oct 2025 |
| Initial Operation Date | December 2020 |
| Annual Generation | 402.5 GWh |
| Fuel Types | Wind |
| 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 | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Avista Corporation (AVA) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | Avista Corp (20169) WA |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator RAT Details Operating December 2020
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| Nameplate Capacity | 144 MW |
| Summer Capacity | 144 MW |
| Winter Capacity | 144 MW |
| Minimum Load | 2.3 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2020 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Wind |
| Turbines/Hydrokinetic Buoys | 57 |
| Turbine Details | |
| Number Of Turbines | 57 |
|---|---|
| Predominant Turbine Manufacturer | Siemens Gamesa |
| Predominant Turbine Model Number | SG 2.7-129 |
| Design Wind Speed | 16.2 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 292 |
Rattlesnake Flat Plant Owners
| Owner Name | Address | 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 Wind.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #440 | Cimarron Wind Energy LLC | Cimmaron, KS | 413.6 GWh |
| #441 | Morning Light Wind Farm | Adair, IA | 413.3 GWh |
| #442 | Glass Sands Wind Facility | Sulphur, OK | 409.3 GWh |
| #443 | Judith Gap Wind Energy Center | Harlowton, MT | 408.7 GWh |
| #444 | Camp Grove Wind Farm | Wyoming, IL | 406.4 GWh |
| #445 | Voyager Wind I | Mojave, CA | 406.4 GWh |
| #446 | Los Vientos Windpower IV | Rio Grande City, TX | 406.4 GWh |
| #447 | Post Oak Wind LLC | Abilene, TX | 406.3 GWh |
| #448 | Post Rock Wind Power Project, LLC | Ellsworth, KS | 406.0 GWh |
| #449 | Los Vientos Wind 1A | Sebastian, TX | 403.1 GWh |
| #451 | Panther Creek Wind Farm II | Big Spring, TX | 402.1 GWh |
| #452 | Glenrock | Glenrock, WY | 401.0 GWh |
| #453 | Milford Wind Corridor I LLC | Milford, UT | 400.0 GWh |
| #454 | Seven Mile Hill | Medicine Bow, WY | 399.8 GWh |
| #455 | Tuolumne Wind Project | Goldendale, WA | 399.7 GWh |
| #456 | Clearwater Wind II | Miles City, MT | 398.2 GWh |
| #457 | Vienna Wind Farm | Marshalltown, IA | 397.6 GWh |
| #458 | Canadian Hills Wind | El Rino, OK | 395.9 GWh |
| #459 | Keechi Wind | Jacksboro, TX | 394.9 GWh |
| #460 | Crossing Trails Wind Power Project LLC. | Seibert, CO | 394.4 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Rattlesnake Flat.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Adams Nielson Solar | Lind, WA | 44.1 GWh | 2.7 mi |
| Columbia Generating Station | Richland, WA | 7.7 TWh | 48.7 mi |
| Eltopia Branch Canal 4.6 | Pasco, WA | 8.0 GWh | 50.7 mi |
| FPL Energy Vansycle LLC (WA) | Touchet, WA | 370.3 GWh | 63.1 mi |
| Hopkins Ridge Wind | Dayton, WA | 349.3 GWh | 50 mi |
| Horn Rapids Solar, Storage and Training | Richland, WA | 5.2 GWh | 54.2 mi |
| Ice Harbor | Burbank, WA | 1.4 TWh | 50 mi |
| Little Goose | Dayton, WA | 1.5 TWh | 35.5 mi |
| Lower Granite | Pomeroy, WA | 1.4 TWh | 57.2 mi |
| Lower Monumental | Kahlotus, WA | 1.4 TWh | 26.1 mi |
| Lower Snake River Wind Energy Project | Pomeroy, WA | 786.2 GWh | 45.6 mi |
| Main Canal Headworks | Coulee City, WA | 103.3 GWh | 57.9 mi |
| Marengo Wind Plant | Dayton, WA | 692.7 GWh | 54.2 mi |
| Palouse | Oakesdale, WA | 325.9 GWh | 58.5 mi |
| Potholes East Canal 66.0 | Pasco, WA | 4.8 GWh | 50.7 mi |
| Quincy Chute | Quincy, WA | 30.9 GWh | 32.7 mi |
| Russell D Smith | Othello, WA | 13.4 GWh | 29.3 mi |
| Summer Falls Power Plant | Coulee City, WA | 398.2 GWh | 51.6 mi |
| Tucannon River Wind Farm | Dayton, WA | 808.3 GWh | 44.1 mi |
| Twin Reservoirs | Walla Walla, WA | 7.3 GWh | 60.8 mi |