Marengo Wind Plant
336 McGee Rd, Dayton, WA 99328Plant Summary Information
Marengo Wind Plant is ranked #29 out of 132 power plants in Washington in terms of total annual net electricity generation.
Marengo Wind Plant generated 162.3 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Marengo Wind Plant |
|---|---|
| Utility Name | PacifiCorp |
| Location | Columbia County, WA |
| Initial Operation Date | August 2007 |
| Last Update | Dec 2025 |
| Annual Generation | 612.6 GWh |
| Annual Consumption | 2.3 M MMBtu |
| Ranked #1,134 out of 13,094 Power Plants Nationwide | |
| Ranked #269 out of 1,369 Wind Power Plants Nationwide | |
| Ranked #29 out of 132 Washington Power Plants | |
| Ranked #4 out of 22 Washington Wind Power Plants | |
| Fuel Types | Wind |
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Monthly Net Generation for Marengo Wind Plant
Monthly Plant Fuel Consumption for Marengo Wind Plant
Marengo Wind Plant Details
| Summary Information | |
|---|---|
| Plant Name | Marengo Wind Plant (56466) |
| Plant Address | 336 McGee Rd, Dayton, WA 99328 |
| Utility | PacifiCorp (14354) |
| Latitude, Longitude | 46.3747, -117.7772 |
| Generation Dates on File | Aug 2007 to Dec 2025 |
| Initial Operation Date | August 2007 |
| Annual Generation | 612.6 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 | Regulated |
| NERC Region | WECC |
| Balancing Authority | PacifiCorp - West (PACW) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | PacifiCorp (14354) WA |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
Generator 1 Details Operating August 2007
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| Nameplate Capacity | 156 MW |
| Summer Capacity | 156 MW |
| Winter Capacity | 156 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | August 2007 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Wind |
| Solid Fuel Gasification | No |
| Turbines/Hydrokinetic Buoys | 78 |
| Multiple Fuels | No |
| Turbine Details | |
| Number Of Turbines | 78 |
|---|---|
| Predominant Turbine Manufacturer | Vestas |
| Predominant Turbine Model Number | V100-2.0 |
| Design Wind Speed | 25.3 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 213 |
Generator 2 Details Operating January 2008
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| Nameplate Capacity | 78 MW |
| Summer Capacity | 78 MW |
| Winter Capacity | 78 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | January 2008 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Wind |
| Turbines/Hydrokinetic Buoys | 39 |
| Multiple Fuels | No |
| Turbine Details | |
| Number Of Turbines | 39 |
|---|---|
| Predominant Turbine Manufacturer | Vestas |
| Predominant Turbine Model Number | V100-2.0 |
| Design Wind Speed | 25.3 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 213 |
Marengo Wind Plant 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 Wind.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #259 | Bloom Wind | Minneola, KS | 625.9 GWh |
| #260 | Foote Creek Rim | McFadden, WY | 623.2 GWh |
| #261 | Mammoth Plains | Oakwood, OK | 623.0 GWh |
| #262 | Minonk Wind Farm | Minonk, IL | 622.9 GWh |
| #263 | Gopher Creek Wind Farm | Fluvanna, TX | 622.6 GWh |
| #264 | Vienna Wind Farm | Marshalltown, IA | 621.7 GWh |
| #265 | FPL Energy Illinois Wind LLC Hybrid | Shabbona, IL | 616.4 GWh |
| #266 | Mesteno | Rio Grande City, TX | 614.9 GWh |
| #267 | Castle Gap Wind | Goldthwaite, TX | 614.8 GWh |
| #268 | Prairie Wind Farm | Montezuma, IA | 613.7 GWh |
| #270 | Pattern Panhandle Wind LLC | Panhandle, TX | 611.9 GWh |
| #271 | Wild Horse | Ellensburg, WA | 611.9 GWh |
| #272 | Pioneer Hutt Wind Energy | Midland, TX | 611.1 GWh |
| #273 | Weatherford Wind Energy Center | Weatherford, OK | 610.1 GWh |
| #274 | Century | Blairsburg, IA | 608.9 GWh |
| #275 | Logans Gap Wind LLC | Comanche, TX | 607.4 GWh |
| #276 | Golden Hill Wind | Wasco, OR | 607.2 GWh |
| #277 | Maple Ridge Wind Farm | Lowville, NY | 607.1 GWh |
| #278 | King Creek Wind Farm 1, LLC | Throckmorton, TX | 605.2 GWh |
| #279 | Lundgren Wind Project | Otho, IA | 604.9 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Marengo Wind Plant.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Adams Nielson Solar | Lind, WA | 40.9 GWh | 56.7 mi |
| Chopin Wind LLC | Milton-Freewater, OR | 26.3 GWh | 47.4 mi |
| Clearwater Paper IPP Lewiston | Lewiston, ID | 464.4 GWh | 38.3 mi |
| Combine Hills I | Milton-Freewater, OR | 61.2 GWh | 49.1 mi |
| Eurus Combine Hills Turbine Ranch 2 | Milton Freewater, OR | 137.0 GWh | 49.1 mi |
| FPL Energy Vansycle LLC (OR) | Touchet, OR | 225.1 GWh | 55.6 mi |
| Grimes Way | Pullman, WA | 138.0 MWh | 38.5 mi |
| Hopkins Ridge Wind | Dayton, WA | 359.6 GWh | 4.2 mi |
| Ice Harbor | Burbank, WA | 1.5 TWh | 53.3 mi |
| Little Goose | Dayton, WA | 1.6 TWh | 18.7 mi |
| Lower Granite | Pomeroy, WA | 1.5 TWh | 25.7 mi |
| Lower Monumental | Kahlotus, WA | 1.5 TWh | 38.6 mi |
| Lower Snake River Wind Energy Project | Pomeroy, WA | 811.6 GWh | 10.5 mi |
| Palouse | Oakesdale, WA | 303.4 GWh | 57.4 mi |
| Rattlesnake Flat | Ritzville, WA | 401.6 GWh | 54.2 mi |
| Schumann Wind Farm | Milton-Freewater, OR | 23.1 GWh | 47.3 mi |
| Tucannon River Wind Farm | Dayton, WA | 736.8 GWh | 12.3 mi |
| Twin Reservoirs | Walla Walla, WA | 6.9 GWh | 30.2 mi |
| Vansycle | Touchet, OR | 54.9 GWh | 52 mi |
| Vansycle II Wind Energy Center | Athena, OR | 320.1 GWh | 51 mi |