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240 MW Hydro operating in Niagara, NY — New York Independent System Operator
240 MW
Nameplate Capacity
12
Generators
units
Hydroelectric Pumped Storage
Technology
1961
Operating Since
Coordinates
43.1430, -79.0220
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 Lewiston Niagara plant, located in Niagara County, New York, is a 240 MW hydroelectric pumped storage facility. It began operating in 1961 and is owned and operated by the New York Power Authority. The plant utilizes water as its primary fuel source and consists of 12 generators.
Lewiston Niagara operates within the New York Independent System Operator (NYISO) balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. Among pumped storage plants in New York, it ranks 4th out of 4. Nationally, it holds a rank of 83 out of 194 pumped storage facilities.
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
−19.7K MWh
Net Charging
-244.7K MWh
Annual Net Energy
-11.6%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $550.7M
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 2026-03-26
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