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12.4 MW Hydro operating in Merrimack, NH
12.4 MW
Nameplate Capacity
4
Generators
units
Conventional Hydroelectric
Technology
1925
Operating Since
Coordinates
43.1646, -71.5076
County
Merrimack, NH
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Central Rivers Power NH, LLC | — | — |
| Owner(s) | Central Rivers Power NH, LLC | — | — |
| Status | Operating | — | — |
Garvins Falls is a 12.4 MW hydroelectric power plant located in Merrimack County, New Hampshire. The plant began operating in 1925 and utilizes conventional hydroelectric technology. It consists of 4 generators and is owned and operated by Central Rivers Power NH, LLC. Garvins Falls is the 6th largest of 32 hydroelectric plants in New Hampshire, and ranks 601st out of 1464 nationally.
The plant's latest annual generation was 30,899 MWh, resulting in a capacity factor of 28.4%. Garvins Falls operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. Financial data for the plant is available from FERC filings.
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
ISO New England Inc. (ISNE)
Grid Voltage
34.5 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
2.7K MWh
Latest Month
30.9K MWh
Annual Generation
28.4%
Capacity Factor
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Request a demo →Hydro with storage · Public Service Company of New Hampshire · Data from 2015–2017
$23.5/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
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Request a demo →Market Position
ISO/RTO Market
ISO-NE
LMP Node
4002 Z_NewHampshire
Pricing Hub
.Z.NEWHAMPSHIRE
Node Source
EIA-860 direct report
Last updated 2026-03-26
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