Sweetwater Solar
7500 Highway 372, Green River, WY 82935Plant Summary Information
Sweetwater Solar is ranked #41 out of 74 power plants in Wyoming in terms of total annual net electricity generation.
Sweetwater Solar generated 27.9 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Sweetwater Solar |
|---|---|
| Utility Name | Onward Energy |
| Location | Sweetwater County, WY |
| Initial Operation Date | December 2018 |
| Last Update | Dec 2025 |
| Annual Generation | 173.3 GWh |
| Annual Consumption | 613.4 k MMBtu |
| Ranked #2,702 out of 12,613 Power Plants Nationwide | |
| Ranked #510 out of 6,463 Solar Power Plants Nationwide | |
| Ranked #41 out of 74 Wyoming Power Plants | |
| Ranked #2 out of 2 Wyoming Solar Power Plants | |
| Fuel Types | Solar |
| Previous Operator |
Sweetwater Solar LLC (2016 to 2023) Onward Energy (2024 to 2024) |
Map of Sweetwater Solar
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Sweetwater Solar.
Monthly Net Generation for Sweetwater Solar
Monthly Plant Fuel Consumption for Sweetwater Solar
Sweetwater Solar Details
| Summary Information | |
|---|---|
| Plant Name | Sweetwater Solar (61369) |
| Plant Address | 7500 Highway 372, Green River, WY 82935 |
| Utility | Onward Energy (60453) |
| Latitude, Longitude | 41.62906, -109.68347 |
| Generation Dates on File | Dec 2018 to Dec 2025 |
| Initial Operation Date | December 2018 |
| Annual Generation | 173.3 GWh |
| Fuel Types | Solar |
| 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 | PacifiCorp - East (PACE) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | PacifiCorp (14354) WY |
| Grid Voltage | 34.50 kV |
| Energy Storage | No |
Generator PV1 Details Operating December 2018
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Wholly Owned by Other Entity |
| Nameplate Capacity | 92 MW |
| Summer Capacity | 92 MW |
| Winter Capacity | 92 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | December 2018 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Multiple Fuels | No |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| Azimuth Angle | 180 |
| DC Net Capacity | 98 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Sweetwater Solar Plant Owners
| Owner Name | Address | Ownership |
|---|---|---|
| 174 Power Global Corp. | 400 Spectrum Center Dr. Ste 1400, Irvine, CA 92618 | 100.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Solar.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #500 | Goose Prairie Solar | Moxee, WA | 177.3 GWh |
| #501 | Amite Solar, LLC | Roseland, LA | 177.3 GWh |
| #502 | RE Barren Ridge 1 | Mojave, CA | 175.0 GWh |
| #503 | Three Creeks | Parrish, FL | 174.9 GWh |
| #504 | Moonshot | Picayune, MS | 174.4 GWh |
| #505 | Southampton Solar, LLC | Newsoms, VA | 174.2 GWh |
| #506 | Trenton Solar Power Plant | Trenton, FL | 173.7 GWh |
| #507 | Gunsight Solar, LLC | Swansea, SC | 173.5 GWh |
| #508 | Wild Azalea Solar Energy Center | Chattahoochee, FL | 173.3 GWh |
| #509 | Harts Mill Solar, LLC | Tarboro, NC | 173.3 GWh |
| #511 | Hendry Isles | TBD, FL | 173.1 GWh |
| #512 | Orange Grove | Jim Wells, TX | 172.6 GWh |
| #513 | SR Terrell | Dawson, GA | 172.6 GWh |
| #514 | Phobos Solar, LLC | Middlesex, NC | 171.8 GWh |
| #515 | Winquepin Renewable Energy Center | Lee, FL | 171.5 GWh |
| #516 | Fall River Solar, LLC | Edgemont, SD | 171.3 GWh |
| #517 | Bulldog Solar LLC | Warrenton, GA | 171.3 GWh |
| #518 | Turnpike | Vero Beach, FL | 171.1 GWh |
| #519 | Cane Creek | Pachuta, MS | 171.0 GWh |
| #520 | Wing | Wing, AL | 170.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Sweetwater Solar.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Beaver Creek Gas Plant | Riverton, WY | 4.5 GWh | 109.5 mi |
| Bonanza | Vernal, UT | 2.5 TWh | 108.6 mi |
| Causey | South Fork, UT | 5.3 GWh | 101.3 mi |
| Echo Dam | Echo, UT | 13.3 GWh | 101.8 mi |
| Flaming Gorge | Dutch John, UT | 407.9 GWh | 51.2 mi |
| Fontenelle | Le Barge, WY | 53.3 GWh | 33.8 mi |
| General Chemical | Green River, WY | 215.3 GWh | 4.4 mi |
| Genesis Alkali | Green River, WY | 259.5 GWh | 6.7 mi |
| Jim Bridger | Point of Rocks, WY | 7.6 TWh | 46.8 mi |
| Mountain Wind Power II LLC | Fort Bridger, WY | 187.8 GWh | 51.2 mi |
| Mountain Wind Power LLC | Fort Bridger, WY | 151.4 GWh | 47.5 mi |
| Naughton | Kemmerer, WY | 2.3 TWh | 48 mi |
| Sage Solar I-III | Randolph, UT | 136.6 GWh | 71.7 mi |
| Shute Creek Facility | Kemmerer, WY | 870.9 GWh | 27.2 mi |
| Simplot Phosphates | Rock Springs, WY | 99.2 GWh | 29.1 mi |
| Strawberry Creek | Bedford, WY | 9.4 GWh | 107.7 mi |
| Swift Creek | Afton, WY | 6.5 GWh | 98.8 mi |
| TransAlta Wyoming Wind | Evanston, WY | 318.8 GWh | 51 mi |
| Uintah | Neola, UT | 6.7 GWh | 78 mi |
| Wanship | Wanship, UT | 9.0 GWh | 106.6 mi |