Williamsville Hybrid CSG
147 Williamsville Rd, Hubbardston, MA 1452Plant Summary Information
Williamsville Hybrid CSG is ranked #43 out of 547 solar farms in Massachusetts in terms of total annual net electricity generation.
Williamsville Hybrid CSG generated 1.3 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Williamsville Hybrid CSG |
|---|---|
| Utility Name | 147 Williamsville Solar 1, LLC |
| Location | Worcester County, MA |
| Initial Operation Date | September 2021 |
| Last Update | Dec 2025 |
| Annual Generation | 7.7 GWh |
| Annual Consumption | 27.8 k MMBtu |
| Ranked #7,207 out of 13,301 Power Plants Nationwide | |
| Ranked #2,689 out of 7,209 Solar Power Plants Nationwide | |
| Ranked #108 out of 654 Massachusetts Power Plants | |
| Ranked #43 out of 547 Massachusetts Solar Power Plants | |
| Fuel Types | Solar |
| Previous Operator |
Williamsville Road LLC (2019 to 2023) 147 Williamsville Solar 1, LLC (2024 to 2025) |
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Monthly Net Generation for Williamsville Hybrid CSG
Monthly Plant Fuel Consumption for Williamsville Hybrid CSG
Williamsville Hybrid CSG Details
| Summary Information | |
|---|---|
| Plant Name | Williamsville Hybrid CSG (63805) |
| Plant Address | 147 Williamsville Rd, Hubbardston, MA 1452 |
| Utility | 147 Williamsville Solar 1, LLC (63490) |
| Latitude, Longitude | 42.46951, -72.06978 |
| Generation Dates on File | Sep 2021 to Dec 2025 |
| Initial Operation Date | September 2021 |
| Annual Generation | 7.7 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 | QF19-133 |
| 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 | 13.80 kV |
| Energy Storage | Yes |
Generator WBESS Details Operating September 2021
| Technology | Batteries |
|---|---|
| Prime Mover | Battery |
| Ownership | Single Owner |
| Nameplate Capacity | 3.3 MW |
| Summer Capacity | 3.3 MW |
| Winter Capacity | 3.3 MW |
| Minimum Load | 3.3 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | September 2021 |
| 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 |
| Energy Storage Details | |
| Nameplate Energy Capacity MWH | 6.7 |
|---|---|
| Maximum Charge Rate | 3.3 MW |
| Maximum Discharge Rate | 3.3 MW |
| Storage Technology | LIB |
| Nameplate Reactive Power Rating | 2.3 |
| Storage Enclosure Type | CS |
| Excess Wind And Solar Generation | P |
| Ac Coupled | Yes |
| Direct Support Of Another Unit | Yes |
| Direct Support Plant Id | 63805 |
| Direct Support Gen Id | WIL |
| Support T D Asset | Yes |
Generator WIL Details Operating September 2021
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 5 MW |
| Summer Capacity | 5 MW |
| Winter Capacity | 5 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | September 2021 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| Azimuth Angle | 25 |
| DC Net Capacity | 7.5 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | Yes |
| Virtual Net Metering DC Capacity | 5 MW |
Williamsville Hybrid CSG Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
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Nearby Power Plants
Below are closest 20 power plants surrounding Williamsville Hybrid CSG.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| 28 Livermore Hill Road Solar | Westminster, MA | 7.5 GWh | 8.3 mi |
| Barre II Solar Project | Barre, MA | 2.1 GWh | 7.7 mi |
| Barre Solar III LLC | Barre, MA | 1.4 GWh | 4.1 mi |
| Barton Acres Solar, LLC CSG | Phillipston, MA | 1.6 GWh | 8.6 mi |
| Clark Road Solar 1, LLC | Gardner, MA | 8.0 GWh | 9.1 mi |
| Dept of Corrections NCCI Wind | Gardner, MA | 2.1 GWh | 9.5 mi |
| Gardner - Otter River Road | Gardner, MA | 3.9 GWh | 9.4 mi |
| Gardner Solar 1 | Gardner, MA | 2.7 GWh | 8.3 mi |
| Golden Hills Solar | Rutland, MA | 7.4 GWh | 6 mi |
| Happy Hollow CSG Hybrid | Winchendon, MA | 8.1 GWh | 9.6 mi |
| KS Solar Six LLC | Hubbardston, MA | 2.8 GWh | 1.3 mi |
| Mt Wachusett Community College | Gardner, MA | 4.6 GWh | 9.3 mi |
| Overlook | Westminster, MA | 6.8 GWh | 10.2 mi |
| Princeton Wind Farm | Princeton, MA | 4.0 GWh | 8.7 mi |
| RGS-Rutland VNM SREC II Project (MA) | Rutland, MA | 2.7 GWh | 5.3 mi |
| Spring Hill Road | Barre, MA | 286.0 MWh | 6.6 mi |
| Stetson Road Solar - Barre I | Barre, MA | 1.8 GWh | 4.9 mi |
| Templeton | Templeton, MA | 2.1 GWh | 3.6 mi |
| Upper Blackstone (MA) Treasure Valley | Rutland, MA | 6.2 GWh | 10.3 mi |
| West Street Solar 1 LLC | Gardner, MA | 8.2 GWh | 8.8 mi |