Quinebaug Solar — Plant Summary
- EIA Plant ID
- 64387
- Capacity
- 49.4 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Windham, CT
- Operating Since
- 2021
- Generators
- 1
- Operator
- Quinebaug Solar, LLC
- Parent Company
- NextEra Energy
- Annual Generation
- 78,601 MWh
- Capacity Factor
- 18.2%
- Balancing Authority
- ISO New England Inc.
- ISO/RTO
- ISONE
- NERC Region
- NPCC
Quinebaug Solar
OperatingSolar
Ranked #4 of 92 Solar plants in CT#1382 of 7447 nationally
49.4 MW Solar operating in Windham, CT — ISO New England Inc.
EIAGEMWD
49.4 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2021
Operating Since
Location
Coordinates
41.7472, -71.9336
County
Windham, CT
Nearby Plants
- Quinebaug Lower ProjectHydro2.5 MW · 6.9 km
- Errol Hydroelectric ProjectHydro3 MW · 7.0 km
- Plainfield Solar 2Solar1 MW · 8.0 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Quinebaug Solar, LLC | NextEra Energy | — |
| Owner(s) | Quinebaug Solar, LLC | NextEra Energy | — |
| Status | Operating | operating | — |
Ownership Chain
About
Quinebaug Solar is a 49.4 MW solar photovoltaic power plant located in Windham County, Connecticut. The plant began operating in 2021 and is owned by NextEra Energy and operated by Quinebaug Solar, LLC. It utilizes a fixed-tilt solar tracking system. As of the most recent data, Quinebaug Solar ranks as the 3rd largest solar plant out of 88 in Connecticut, and 1193 out of 7108 nationally.
The plant's latest annual generation was 78,601 MWh, resulting in a capacity factor of 18.2%. Quinebaug Solar operates within the ISO New England Inc. balancing authority and the NPCC NERC region. Financial data indicates a PPA price of $73.27 per MWh.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
115 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Interconnection Queue1 projectBeta
Quinebaug Solar
OperationalSolar49 MWISO-NE
Generation
2.7K MWh
Latest Month
78.6K MWh
Annual Generation
18.2%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$60.4/MWh
LCOE (Levelized Cost)
$73.3/MWh
PPA Price
$30.6/MWh
Energy Value
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Canterbury Substation · 115 kV
Substation Distance
1.408 km
Operator
Eversource
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
UN.CANTRBRY34.5QNBS
Pricing Hub
.Z.CONNECTICUT
Node Source
Curated node match
News & Articles (4)Beta
Deals·m and a
NextEra Energy Partners acquires renewable energy portfolio
NextEra Energy Partners will acquire a 50 percent interest in an approximately 2,520-megawatt (MW) renewables portfolio from a subsidiary of NextEra Energy...
NextEra Energy Partners (buyer)NextEra Energy (seller)
Daily Energy Insider·4 years ago
Deals·m and a
NextEra Energy Partners to acquire 50% stake in US renewable portfolio
Nextera Energy Partners has signed an agreement with a subsidiary of NextEra Energy Resources for the acquisition of a 50% interest in a contracted renewable...
Nextera Energy Partners (buyer)NextEra Energy Resources (seller)
Power Technology·4 years ago
Deals·project finance
NextEra Energy Partners, LP announces agreement to acquire a 50% interest in an approximately 2,520-megawatt portfolio of long-term contracted renewables projects and enters into new convertible equity portfolio financing
Enters into an agreement for a 10-year, approximately $824 million convertible equity portfolio financing that includes the acquired assets.
NextEra Energy Partners, LP (other)
PR Newswire·4 years ago
Deals·m and a
NextEra Partners buys stake in 2,520 MW renewables portfolio
NextEra Energy Partners said it agreed with NextEra Energy Resources to pay almost $850 million for a 50% interest in a 2,520 MW portfolio...
NextEra Energy Partners (buyer)NextEra Energy Resources (seller)
pv magazine USA·4 years ago
Last updated 2026-03-14
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