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- Wind & solar
- Storage
- Loads
- Under construction
- Operating
- Size not stated
- 10 · 100 · 1,000 MW
Map
- Wind & solar
- Storage
- Loads
- Under construction
- Operating
- Size not stated
3Colton: location and 4 exact-grade projects within 25 km. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
3Colton
Power plant · Solar
Key facts
Power plant · Solarran 16% of 2025 Operating- Capacity
- Capacity: sourceEIA-860M · Open licenseMW
- Commissioned
- 2023
- Net generation, 2025
- 4,886 MWh
- Grid
- 14 kV to Massachusetts Electric Co (ISNE)
- Location
- Worcester County, Massachusetts
- Operated by
- Madison Energy Holdings LLCSourceEIA-860M Preliminary Monthly Electric Generator Inventory
Output
Details
Who’s behind it
No companies named in filings yet.
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- Technology
- Solar source: “Solar Photovoltaic”
- Age
- 3 years since 2023
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
| Attribute | Value |
|---|---|
| Gem |
|
| Grid |
|
| Fuel burned (MMBtu), 2025 | 16,672 |
| Capacity factor, 2025 | 0.164 |
| Net generation (MWh), 2025 | 4,886 |
| Balancing authority code | ISNE |
Solar arrays
Solar arrays
The array area counts panels and inverters only, not buildings, fences or the whole site.
- Array area (acres)
- 12
- AC capacity (MW)
- 3.4
- DC capacity (MW)
- 3.4
- Mounting
- Fixed tilt
- Site type
- Greenfield
- Began operating
- 2023
Source USPVDB
Source
- U.S. Large-Scale Solar Photovoltaic DatabaseMap services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb
Timeline
- In service · EIA-860M
Sources
5 sourcesSources EIA-860M · GEM · USPVDB · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory
Sources
- EIA-860M Preliminary Monthly Electric Generator Inventory
- Global Energy Monitor — Global Integrated Power Tracker (unit-level power plants, eight technologies, all statuses)Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
- U.S. Large-Scale Solar Photovoltaic Database (USPVDB) — USGS and LBNL; one row per facility with its array footprintMap services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb
- EIA Open Data bulk file — Electricity (ELEC.zip; monthly plant net generation and fuel consumption since 2001)Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
- EIA-860M Preliminary Monthly Electric Generator Inventory
Around this plant
Nearby
within 25 km| Project | Kind | Away | MW |
|---|---|---|---|
| GRAFTON DATA CENTER Built | Large load | 6.5 km | |
| WESTBOROUGH DATA CENTER Built | Large load | 15.5 km | |
| Taft BESS Under construction | Storage | 22.2 km | 200 |
| Sturbridge Road Solar Under construction | Solar | 23.2 km | 5 |