Stafford Hill Solar Hybrid
Solar and battery storage project in Rutland County, Vermont. 4 MW of nameplate capacity across 2 generators, operated by Green Mountain Power Corp.
Also known as Stafford Hill Solar Farm and Microgrid · EIA plant 60518
This project groups Stafford Hill Solar Hybrid (EIA 60518). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 4 MWSolar 2.0 · Battery storage 2.0
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- March 2015First generator online
- Operator
- Green Mountain Power CorpEIA operator ID 7601
- Grid
- ISO-NEBalancing authority ISNE
- Price nodes
- None linkedNo verified ISO node
- Location
- Rutland County, VT43.6194, −72.9503
- EIA plant ID
- 60518EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Stafford Hill Solar Hybrid produces
Free · EIA-923Net generation, 2025
566 MWh
566 MWh, final
Capacity factor, 2025
3.2%
2024: 5.5%
January to July 2026
155 MWh
Provisional
Range, 2016 to 2025
0.6–6.8
GWh a year. Low 2025, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | 2,324 | 13.2% | 12 of 12 |
| 2017 | 6,819 | 38.9% | 12 of 12 |
| 2018 | 2,630 | 15.0% | 12 of 12 |
| 2019 | 1,902 | 9.6% | 12 of 12 |
| 2020 | 4,172 | 8.9% | 12 of 12 |
| 2021 | 1,609 | 9.2% | 12 of 12 |
| 2022 | 1,755 | 10.0% | 12 of 12 |
| 2023 | 903 | 5.2% | 12 of 12 |
| 2024 | 966 | 5.5% | 12 of 12 |
| 2025 | 566 | 3.2% | 12 of 12 |
| 2026 (provisional, partial year) | 155 | 1.5% | 7 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| BA1 | Batteries | 2.0 | September 2015 |
| PV1 | Solar Photovoltaic | 2.0 | March 2015 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Green Mountain Power Corp as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near Stafford Hill Solar Hybrid
More plants operated by Green Mountain Power Corp
Questions about Stafford Hill Solar Hybrid
How much power does Stafford Hill Solar Hybrid produce?
Stafford Hill Solar Hybrid reported 566 MWh (566 MWh) of net generation in 2025, a 3.2% capacity factor on 4 MW of nameplate capacity. From January to July 2026 it reported 155 MWh, which is provisional.
Where is Stafford Hill Solar Hybrid?
Stafford Hill Solar Hybrid is in Rutland County, Vermont, at 43.6194, −72.9503. It is in the ISO New England Inc. balancing area (ISNE).
Who operates Stafford Hill Solar Hybrid?
EIA-860M for August 2026 lists Green Mountain Power Corp as the operator (EIA operator ID 7601). The operator is not always the owner.
Is Stafford Hill Solar Hybrid a solar or a battery storage plant?
Both. Solar capacity totals 2 MW and battery storage capacity totals 2 MW.
When did Stafford Hill Solar Hybrid start operating?
Its first generator began operating in March 2015, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page