GSPP Terrawatt Westfield LLC CSG
1040 Southhampton Rd, Westfield, MA 1805Plant Summary Information
GSPP Terrawatt Westfield LLC CSG is ranked #111 out of 547 solar farms in Massachusetts in terms of total annual net electricity generation.
GSPP Terrawatt Westfield LLC CSG generated 1.1 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | GSPP Terrawatt Westfield LLC CSG |
|---|---|
| Utility Name | Green Street Power Partners |
| Location | Hampden County, MA |
| Initial Operation Date | February 2019 |
| Last Update | Dec 2025 |
| Annual Generation | 6.0 GWh |
| Annual Consumption | 21.3 k MMBtu |
| Ranked #7,904 out of 13,285 Power Plants Nationwide | |
| Ranked #3,258 out of 7,198 Solar Power Plants Nationwide | |
| Ranked #180 out of 654 Massachusetts Power Plants | |
| Ranked #111 out of 547 Massachusetts Solar Power Plants | |
| Fuel Types | Solar |
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Monthly Net Generation for GSPP Terrawatt Westfield LLC CSG
Monthly Plant Fuel Consumption for GSPP Terrawatt Westfield LLC CSG
GSPP Terrawatt Westfield LLC CSG Details
| Summary Information | |
|---|---|
| Plant Name | GSPP Terrawatt Westfield LLC CSG (62825) |
| Plant Address | 1040 Southhampton Rd, Westfield, MA 1805 |
| Utility | Green Street Power Partners (62719) |
| Latitude, Longitude | 42.1775, -72.72702 |
| Generation Dates on File | Feb 2019 to Dec 2025 |
| Initial Operation Date | February 2019 |
| Annual Generation | 6.0 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 | QF18-1048-000 |
| 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 | City of Westfield - (MA) (20481) MA |
| Grid Voltage | 23.00 kV |
| Energy Storage | No |
Generator WESTF Details Operating February 2019
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 3.6 MW |
| Summer Capacity | 3.6 MW |
| Winter Capacity | 3.6 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | February 2019 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Solar Details | |
| Fixed Tilt | Yes |
|---|---|
| Azimuth Angle | 180 |
| Tilt Angle | 30 |
| DC Net Capacity | 4.8 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
GSPP Terrawatt Westfield LLC CSG Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
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Nearby Power Plants
Below are closest 20 power plants surrounding GSPP Terrawatt Westfield LLC CSG.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Boatlock | Holyoke, MA | 11.6 GWh | 6.8 mi |
| Cabot Holyoke | Holyoke, MA | 3.0 GWh | 6.2 mi |
| CED Westfield Solar, LLC | Westfield, MA | 2.7 GWh | 1.4 mi |
| Chemical | Holyoke, MA | 5.1 GWh | 6.1 mi |
| Chicopee Granby Road Solar | Chicopee, MA | 2.4 GWh | 6.9 mi |
| Chicopee Solar | Chicopee, MA | 4.4 GWh | 7.4 mi |
| Dwight | Chicopee, MA | 5.6 GWh | 6.3 mi |
| Easthampton CSG | Easthampton, MA | 3.4 GWh | 5.4 mi |
| Easthampton Landfill-City of Easthampton | Easthampton, MA | 2.8 GWh | 7.7 mi |
| Front Street | Chicopee, MA | 1.2 GWh | 7.2 mi |
| Hadley Falls | Holyoke, MA | 137.3 GWh | 6.8 mi |
| Holyoke Solar Cooperative at Mueller | Holyoke, MA | 3.8 GWh | 2.5 mi |
| Indian River Hydro | Russell, MA | 1.8 GWh | 6.3 mi |
| International Paper Woronoco Mill | Woronoco, MA | 6.6 GWh | 5.2 mi |
| Riverside Holyoke | Holyoke, MA | 22.5 GWh | 7 mi |
| Russell (MA) | Russell, MA | 4.9 GWh | 6.5 mi |
| Southampton Solar PV | Southampton, MA | 2.6 GWh | 1.8 mi |
| Southwick Solar, LLC Community Solar | Southwick, MA | 3.5 GWh | 7.7 mi |
| Texon Hydroelectric Project | Russell, MA | 3.9 GWh | 7.4 mi |
| Twiss Street Solar | Westfield, MA | 1.9 GWh | 2.3 mi |