Sanford Solar — Plant Summary
- EIA Plant ID
- 63667
- Capacity
- 49.4 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- York, ME
- Operating Since
- 2020
- Generators
- 1
- Operator
- Sanford Airport Solar, LLC
- Parent Company
- NextEra Energy
- Annual Generation
- 85,739 MWh
- Capacity Factor
- 19.7%
- Balancing Authority
- ISO New England Inc.
- ISO/RTO
- ISONE
- NERC Region
- NPCC
Sanford Solar
OperatingSolar
Ranked #7 of 153 Solar plants in ME#1381 of 7447 nationally
49.4 MW Solar operating in York, ME — ISO New England Inc.
EIAGEMWD
49.4 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2020
Operating Since
Location
Coordinates
43.3961, -70.7150
County
York, ME
Nearby Plants
- Sanford ESS, LLCBESS5 MW · 1.3 km
- Sanford CGASolar5 MW · 4.0 km
- Sanford -NYSolar4.9 MW · 5.3 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 | Sanford Airport Solar, LLC | NextEra Energy | — |
| Owner(s) | Sanford Airport Solar, LLC | NextEra Energy | — |
| Status | Operating | operating | — |
Ownership Chain
About
Sanford Solar is a 49.4 MW solar photovoltaic power plant located in York County, Maine. The plant began operating in 2020 and has a single generator. It is owned by NextEra Energy and operated by Sanford Airport Solar, LLC. The plant utilizes single-axis tracking for its solar panels. Sanford Solar is ranked as the 7th largest solar plant in Maine out of 153, and 1194th nationally out of 7108.
The plant's primary fuel source is solar energy. In its most recent year of operation, Sanford Solar generated 85,739 MWh of electricity, resulting in a capacity factor of 19.7%. The plant operates within the ISO New England Inc. balancing authority and the NPCC NERC region. Financial data indicates a power purchase agreement (PPA) price of $72.67 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
Sanford Airport Solar
OperationalSolar50 MWISO-NE
Generation
3.2K MWh
Latest Month
85.7K MWh
Annual Generation
19.7%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$59.0/MWh
LCOE (Levelized Cost)
$72.7/MWh
PPA Price
$32.6/MWh
Energy Value
Pricing & Market Data
MEDIUM confidencePoint of Interconnection
Nearest Substation
River Street Substation · 35 kV
Substation Distance
4.834 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
LD.SANFORD 34.5
Pricing Hub
.Z.MAINE
Node Source
Curated node match
News & Articles (4)Beta
Grid·capacity addition
Deseret Ranch to add a fourth solar farm to Osceola property
With two solar energy centers slated to open in December, the ranch is already seeking permits for another one.
Deseret Ranch (developer)
GrowthSpotter·1 years ago
Industry·corporate
Farmington, Sanford lead state in solar development
Farmington and Sanford lead the state in solar development, according to the Governor's Energy Office, a result of their proximity to high-voltage transmission...
The Maine Monitor·1 years ago
Industry·corporate
How coal holds on in America
In North Dakota coal country, officials rally to save a coal-fired power plant at renewable energy's expense. January 17, 2022More than 4...
The Washington Post·4 years ago
Grid·capacity addition
New England's largest solar farm comes online
The solar energy farm is estimated to provide power to 17000 homes across the New England region.
newscentermaine.com·4 years ago
Last updated 2026-03-14
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