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PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/54668
EIA plant 54668

Ashton · Fremont · ID

Falls River Hydro

Operated by Marysville Hydro Partners

Annual generation47,432 MWhSum of represented EIA-923 rows
Fuel codesWATCodes retained from EIA records
Grid contextBonneville Power AdministrationBalancing authority or NERC region

Published location

Where is Falls River 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.

44.059700, -111.353500

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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
12,949 MWh
22,757 MWh
33,078 MWh
45,443 MWh
55,675 MWh
66,578 MWh
74,383 MWh
83,409 MWh
93,407 MWh
103,524 MWh
113,329 MWh
122,900 MWh

Operating generators

IDTechnologyFuelMWStatus
1Conventional HydroelectricWAT4.5OP
2Conventional HydroelectricWAT4.5OP

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Identity, technology and limitations
EIA plant ID
54668
Sector
IPP Non-CHP
Water source
Falls River
Data edition
2024-final