South Mills Solar, LLC
170 S. Mills Road, Hardin, MT 59034Plant Summary Information
South Mills Solar, LLC is ranked #6 out of 9 solar farms in Montana in terms of total annual net electricity generation.
South Mills Solar, LLC generated 714.0 MWh during the 3-month period between December 2024 to March 2025.
| Plant Name | South Mills Solar, LLC |
|---|---|
| Utility Name | Adapture Renewables, Inc. |
| Location | Big Horn County, MT |
| Initial Operation Date | April 2017 |
| Last Update | Mar 2025 |
| Annual Generation | 5.5 GWh |
| Annual Consumption | 20.2 k MMBtu |
| Ranked #7,738 out of 12,288 Power Plants Nationwide | |
| Ranked #2,967 out of 6,174 Solar Power Plants Nationwide | |
| Ranked #60 out of 70 Montana Power Plants | |
| Ranked #6 out of 9 Montana Solar Power Plants | |
| Fuel Types | Solar |
| Previous Operator |
Enerparc Inc. (2016 to 2019) Adapture Renewables, Inc. (2020 to 2024) |
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Monthly Net Generation for South Mills Solar, LLC
South Mills Solar, LLC Details
| Summary Information | |
|---|---|
| Plant Name | South Mills Solar, LLC (61290) |
| Plant Address | 170 S. Mills Road, Hardin, MT 59034 |
| Utility | Adapture Renewables, Inc. (60496) |
| Latitude, Longitude | 45.73011, -107.63262 |
| Generation Dates on File | Apr 2017 to Mar 2025 |
| Initial Operation Date | April 2017 |
| Annual Generation | 5.5 GWh |
| Fuel Types | Solar |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | Yes |
| FERC Small Power Producer Docket Number | 15-408-000 |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | NorthWestern Energy (NWMT) (NWMT) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | NorthWestern Energy LLC - (MT) (12825) MT |
| Grid Voltage | 12.40 kV |
| Energy Storage | No |
Generator SMSMT Details Operating April 2017
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 3 MW |
| Summer Capacity | 3 MW |
| Winter Capacity | 3 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | April 2017 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| Azimuth Angle | 90 |
| Tilt Angle | 45 |
| DC Net Capacity | 4.2 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
South Mills Solar, LLC 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 Solar.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #2957 | Hudson | Hudson, MA | 5.5 GWh |
| #2958 | Williams Rd | Ransomville, NY | 5.5 GWh |
| #2959 | Buddy Solar | Gold Hill, NC | 5.5 GWh |
| #2960 | Pennsauken Solar | Pennsauken, NJ | 5.5 GWh |
| #2961 | Brush Solar Center | Unity, OR | 5.5 GWh |
| #2962 | Source Power II - Taft CSG | East Syracuse, NY | 5.5 GWh |
| #2963 | Old Plank Road Solar Farm, LLC | Jacksonville, FL | 5.5 GWh |
| #2964 | Enfield Solar One | Hartford, CT | 5.5 GWh |
| #2965 | Augusta Road Bowdoin Solar, LLC | Bowdoin, ME | 5.5 GWh |
| #2966 | Nationwide | Lancaster, MA | 5.5 GWh |
| #2968 | Bibb Williams | Macob, GA | 5.5 GWh |
| #2969 | BYU - Hawaii | Laie, HI | 5.5 GWh |
| #2970 | Franklin Solar 2 LLC Community Solar | Somerset, NJ | 5.5 GWh |
| #2971 | Trout Creek Solar | Buena Vista, CO | 5.5 GWh |
| #2972 | Mt. Tom Solar Project Hybrid | Holyoke, MA | 5.3 GWh |
| #2973 | Hunt Creek | Nichols, NY | 5.4 GWh |
| #2974 | Milo Solar | Burlington, NC | 5.4 GWh |
| #2975 | Lenox Renewables | Canastota, NY | 5.4 GWh |
| #2976 | Corkwood Solar (CSG) | Howland, ME | 5.4 GWh |
| #2977 | Peru 3 | Peru, IN | 5.4 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding South Mills Solar, LLC.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Clearwater Wind I | Miles City, MT | 1.3 TWh | 96.1 mi |
| Colstrip | Colstrip, MT | 9.0 TWh | 50.2 mi |
| Colstrip Energy LP | Colstrip, MT | 287.5 GWh | 50 mi |
| Elk Basin Gasoline Plant | Powell, WY | 6.7 GWh | 78.3 mi |
| Garland Canal Power Plant | Powell, WY | 10.0 GWh | 91.7 mi |
| Hardin Generator Project | Hardin, MT | 435.4 GWh | 2.5 mi |
| Magpie Solar, LLC | Lavina, MT | 5.6 GWh | 73.7 mi |
| Miles City GT | Miles City, MT | 331.0 MWh | 99.9 mi |
| MTSUN | Billings, MT | 173.8 GWh | 47.5 mi |
| Musselshell Wind Project | Shawmut, MT | 23.1 GWh | 96.5 mi |
| Musselshell Wind Project Two LLC | Shawmut, MT | 26.5 GWh | 96.5 mi |
| Pryor Mountain Wind | Bridger, MT | 754.8 GWh | 64.5 mi |
| River Bend Solar, LLC | Reed Point, MT | 3.5 GWh | 93.2 mi |
| South Dry Creek Hydro | Red Lodge, MT | 3.8 GWh | 82.6 mi |
| Stillwater Wind, LLC | Reed Point, MT | 290.7 GWh | 89.3 mi |
| Two Dot Wind Broadview East LLC | Broadview, MT | 4.2 GWh | 62 mi |
| Western Sugar Cooperative - Billings | Billings, MT | 5.0 MWh | 41.9 mi |
| Yellowstone County Generating Station | Laurel, MT | 176.3 GWh | 54.7 mi |
| Yellowstone Energy LP | Billings, MT | 388.6 GWh | 38.7 mi |
| Yellowtail | Hardin, MT | 798.4 GWh | 33.2 mi |