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4.9 MW Solar operating in York, ME — ISO New England Inc.
4.9 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2023
Operating Since
Coordinates
43.5911, -70.7186
County
York, ME
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Madison Energy Investments LLC | — | — |
| Owner(s) | Madison Energy Investments LLC | — | — |
| Status | Operating | operating | — |
The Waterboro solar photovoltaic plant is located in York County, Maine. The facility has a total capacity of 4.9 MW and began operating in 2023. It consists of a single generator utilizing fixed tilt solar tracking technology. Madison Energy Investments LLC is the plant's operator.
Waterboro's latest annual generation was 3,290 MWh, resulting in a capacity factor of 7.6%. The plant is interconnected to the ISO New England Inc. balancing authority and operates within the Northeast Power Coordinating Council (NPCC) NERC region. Waterboro ranks as the 64th largest power plant in Maine out of 153, and 3104th nationally out of 7108. The plant's primary fuel source is solar energy.
Generated from EIA, GEM, and public data sources
ISO/RTO
ISO-NE
Market
ISO/RTO Member
NERC Region
NPCC — Northeast Power Coordinating Council
Balancing Authority
310 MWh
Latest Month
3.3K MWh
Annual Generation
7.6%
Capacity Factor
Data from 2024
$31.8/MWh
Energy Value
$2.8/MWh
Capacity Value
Point of Interconnection
Nearest Substation
Waterboro Substation · 115 kV
Substation Distance
2.432 km
Operator
Central Maine Power Company
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
LD.WATERBOR12.5
Pricing Hub
.Z.MAINE
Location Type
NETWORK NODE
Node Source
Curated node match
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ISO New England Inc. (ISNE)
Grid Voltage
12.5 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP