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15.4 MW Hydro operating in Kennebec, ME — ISO New England Inc.
15.4 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1989
Operating Since
Coordinates
44.5630, -69.6192
County
Kennebec, ME
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Hydro Kennebec LLC | — | — |
| Owner(s) | Hydro Kennebec LLC | — | — |
| Status | Operating | — | — |
The Hydro Kennebec Project is a hydroelectric power plant located in Kennebec County, Maine. The plant has a total capacity of 15.4 MW derived from two generators utilizing conventional hydroelectric technology. It began operating in 1989 and is owned and operated by Hydro Kennebec LLC. The plant uses water (WAT) as its primary fuel source.
In the most recent year with available data, the Hydro Kennebec Project generated 27,042 MWh of electricity, resulting in a capacity factor of 20.0%. The plant operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. It is ranked as the 13th largest of 51 hydroelectric plants in the state of Maine, and 544th out of 1464 nationally.
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
4.4K MWh
Latest Month
27.0K MWh
Annual Generation
20.0%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $35.3M
Market Position
ISO/RTO Market
ISO-NE
LMP Node
LD.WINSLOW 34.5
Pricing Hub
.Z.MAINE
Location Type
NETWORK NODE
Node Source
Curated node match
Last updated 2026-03-26
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ask pi about Hydro Kennebec ProjectISO New England Inc. (ISNE)
Grid Voltage
34.5 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP