Kearsarge Upper Union
1061 Upper Union Street, Franklin, MA 2038Plant Summary Information
Kearsarge Upper Union is ranked #459 out of 541 solar farms in Massachusetts in terms of total annual net electricity generation.
Kearsarge Upper Union generated 270.0 MWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Kearsarge Upper Union |
|---|---|
| Utility Name | Kearsarge Upper Union LLC |
| Location | Norfolk County, MA |
| Initial Operation Date | March 2023 |
| Last Update | Dec 2025 |
| Annual Generation | 1.5 GWh |
| Annual Consumption | 5.6 k MMBtu |
| Ranked #11,587 out of 13,081 Power Plants Nationwide | |
| Ranked #6,283 out of 7,015 Solar Power Plants Nationwide | |
| Ranked #570 out of 648 Massachusetts Power Plants | |
| Ranked #459 out of 541 Massachusetts Solar Power Plants | |
| Fuel Types | Solar |
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Monthly Net Generation for Kearsarge Upper Union
Monthly Plant Fuel Consumption for Kearsarge Upper Union
Kearsarge Upper Union Details
| Summary Information | |
|---|---|
| Plant Name | Kearsarge Upper Union (64619) |
| Plant Address | 1061 Upper Union Street, Franklin, MA 2038 |
| Utility | Kearsarge Upper Union LLC (64236) |
| Latitude, Longitude | 42.05028, -71.39128 |
| Generation Dates on File | Mar 2023 to Dec 2025 |
| Initial Operation Date | March 2023 |
| Annual Generation | 1.5 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 | NPCC |
| Balancing Authority | ISO New England Inc. (ISNE) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | Massachusetts Electric Co (11804) MA |
| Grid Voltage | 23.00 kV |
| Energy Storage | Yes |
Generator FUU Details Operating March 2023
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 1 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 1 MW |
| Winter Capacity | 1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | March 2023 |
| 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 | |
| Fixed Tilt | Yes |
|---|---|
| Azimuth Angle | 180 |
| Tilt Angle | 20 |
| DC Net Capacity | 1.5 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | Yes |
| Virtual Net Metering DC Capacity | 1.5 MW |
Generator UUBAT Details Operating March 2023
| Technology | Batteries |
|---|---|
| Prime Mover | Battery |
| Ownership | Single Owner |
| Nameplate Capacity | 0.8 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 0.8 MW |
| Winter Capacity | 0.8 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | March 2023 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Electricity used for energy storage |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
| Energy Storage Details | |
| Nameplate Energy Capacity MWH | 3.9 |
|---|---|
| Maximum Charge Rate | 0.8 MW |
| Maximum Discharge Rate | 0.8 MW |
| Storage Technology | LIB |
| Nameplate Reactive Power Rating | 0.5 |
| Storage Enclosure Type | CS |
| Co Located Renewable Firming | P |
| Excess Wind And Solar Generation | Yes |
| Ac Coupled | Yes |
| Direct Support Of Another Unit | Yes |
| Direct Support Plant Id | 64619 |
| Direct Support Gen Id | FUU |
| Support T D Asset | No |
Kearsarge Upper Union Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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| #6291 | Musgrave West Solar Farm | Aurora, NY | 1.6 GWh |
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Nearby Power Plants
Below are closest 20 power plants surrounding Kearsarge Upper Union.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| 126 Grove Solar LLC | Franklin, MA | 2.2 GWh | 2.4 mi |
| 5 Berry | Plainsville, MA | 7.5 GWh | 3.2 mi |
| ANP Bellingham Energy Project | Bellingham, MA | 3.1 TWh | 5.2 mi |
| ANP Blackstone Energy Project | Blackstone, MA | 2.9 TWh | 6.4 mi |
| Bellingham Cogeneration Facility | Bellingham, MA | 367.8 GWh | 5.5 mi |
| BWC Muddy Brook, LLC Hybrid | Mendon, MA | 1.9 GWh | 6.7 mi |
| Exelon Medway LLC | Medway, MA | 4.4 GWh | 6.8 mi |
| Exelon West Medway II LLC | Medway, MA | 258.6 GWh | 6.6 mi |
| Franklin 1 | Wrentham, MA | 4.4 GWh | 0.7 mi |
| Franklin 2 | Franklin, MA | 5.7 GWh | 0.3 mi |
| Kearsarge Bellingham PV | Bellingham, MA | 4.6 GWh | 3.7 mi |
| Kearsarge William Way | Bellingham, MA | 7.3 GWh | 5.6 mi |
| Manville Hill Road Solar | Cumberland, RI | 6.7 GWh | 6.7 mi |
| Maple(CSG) | Bellingham, MA | 6.7 GWh | 6.6 mi |
| Medway Grid | Medway, MA | 19.5 GWh | 7.2 mi |
| Mendon | Mendon, MA | 3.8 GWh | 6.5 mi |
| One Patriot | Foxborough, MA | 16.9 GWh | 7.1 mi |
| Solten Plainville 6000, LLC | Plainville, MA | 6.9 GWh | 5.1 mi |
| Town of Norfolk MA at Medway Branch | Norfolk, MA | 1.7 GWh | 6 mi |
| Wilmarth Solar | Plainville, MA | 8.0 GWh | 2.6 mi |