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PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/50414
EIA plant 50414

Penacook · Merrimack · NH

Penacook Upper Falls Hydro

Operated by Briar-Hydro Associates

Annual generation11,605 MWhSum of represented EIA-923 rows
Fuel codesWATCodes retained from EIA records
Grid contextISO New England Inc.Balancing authority or NERC region

Published location

Where is Penacook Upper Falls Hydro?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

43.283208, -71.600827

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Map data © OpenStreetMap contributors

Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.

2024 monthly net generation

MonthNet generation
12,106 MWh
21,590 MWh
32,095 MWh
41,971 MWh
51,314 MWh
6444 MWh
734 MWh
8428 MWh
913 MWh
1090 MWh
11263 MWh
121,257 MWh

Operating generators

IDTechnologyFuelMWStatus
1Conventional HydroelectricWAT3.4OP

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Identity, technology and limitations
EIA plant ID
50414
Sector
IPP Non-CHP
Water source
Contoocook River
Data edition
2024-final