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2429.1 MW Hydro operating in Niagara, NY — New York Independent System Operator
2,429.1 MW
Nameplate Capacity
13
Generators
units
Conventional Hydroelectric
Technology
1961
Operating Since
Coordinates
43.1427, -79.0394
County
Niagara, NY
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | New York Power Authority | New York Power Authority | — |
| Owner(s) | New York Power Authority | New York Power Authority | — |
| Status | Operating | operating | — |
The Robert Moses Niagara Hydroelectric Power Station is a hydroelectric power station in Lewiston, New York, near Niagara Falls. Owned and operated by the New York Power Authority (NYPA), the plant diverts water from the Niagara River above Niagara Falls and returns the water into the lower portion of the river near Lake Ontario. It uses 13 generators at an installed capacity of 2,525 MW (3,386,000 hp) with an average annual net generation of 15,897,000 MWh between 2014 and 2023, and a capacity factor of 71.9%.
Read more on WikipediaThe Robert Moses Niagara Power Plant is a hydroelectric facility located in Niagara County, New York. Operated by the New York Power Authority, the plant began operation in 1961 and has a total capacity of 2429.1 MW across 13 generators. The plant utilizes conventional hydroelectric technology, drawing power from water (WAT) as its primary fuel source. It is the largest hydroelectric plant in New York State, and the fourth-largest in the United States.
The Robert Moses Niagara Power Plant operates within the New York Independent System Operator (NYISO) balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. The plant's latest annual generation was 14,318,419 MWh, resulting in a capacity factor of 67.3%.
Generated from EIA, GEM, and public data sources
ISO/RTO
NYISO
Market
ISO/RTO Member
NERC Region
NPCC — Northeast Power Coordinating Council
Balancing Authority
New York Independent System Operator (NYIS)
Grid Voltage
345.0 kV
Regulatory Status
RE — Regulated
Entity Type
State
Sector
Electric Utility
1.3M MWh
Latest Month
14.3M MWh
Annual Generation
67.3%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $5.6B
Point of Interconnection
Nearest Substation
GLOBE___DSASP
Substation Distance
< 10 km
Coord Source
NYISO direct
Market Position
ISO/RTO Market
NYISO
LMP Node
—
Pricing Hub
NYISO Zone A
Node Source
Shared substation inference
Substation identified. Node ID not yet resolved against ISO roster.
Last updated 2026-04-19
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