Sugar Island
Hydro power plant in St Lawrence County, New York. 4 MW of nameplate capacity across 2 generators, operated by Erie Boulevard Hydropower LP.
Also known as Sugar Island Power Plant · EIA plant 2616
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Key facts
- Capacity
- 4 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- January 1924First generator online
- Operator
- Erie Boulevard Hydropower LPEIA operator ID 5914
- Grid
- NYISOBalancing authority NYIS
- Price nodes
- 1 NYISO nodeResource nodes with prices
- Location
- St Lawrence County, NY44.6422, −74.9765
- EIA plant ID
- 2616EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Sugar Island produces
Free · EIA-923Net generation, 2025
22.7 GWh
22,693 MWh, final
Capacity factor, 2025
64.8%
2024: 80.0%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
22.4–31.8
GWh a year. Low 2020, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 30,939 | Not reported | 12 of 12 |
| 2002 | 19,954 | Not reported | 12 of 12 |
| 2003 | 25,423 | Not reported | 12 of 12 |
| 2004 | 2,330 | Not reported | 12 of 12 |
| 2005 | 25,396 | Not reported | 12 of 12 |
| 2006 | 30,041 | Not reported | 12 of 12 |
| 2007 | 23,870 | Not reported | 12 of 12 |
| 2008 | 26,575 | Not reported | 12 of 12 |
| 2009 | 28,812 | Not reported | 12 of 12 |
| 2010 | 28,118 | 80.2% | 12 of 12 |
| 2011 | 22,946 | 65.5% | 12 of 12 |
| 2012 | 22,335 | 63.6% | 12 of 12 |
| 2013 | 30,902 | 88.2% | 12 of 12 |
| 2014 | 27,029 | 77.1% | 12 of 12 |
| 2015 | 25,233 | 72.0% | 12 of 12 |
| 2016 | 24,373 | 69.4% | 12 of 12 |
| 2017 | 31,828 | 90.8% | 12 of 12 |
| 2018 | 24,463 | 69.8% | 12 of 12 |
| 2019 | 28,282 | 80.7% | 12 of 12 |
| 2020 | 22,374 | 63.7% | 12 of 12 |
| 2021 | 23,543 | 67.2% | 12 of 12 |
| 2022 | 29,532 | 84.3% | 12 of 12 |
| 2023 | 29,700 | 84.8% | 12 of 12 |
| 2024 | 28,113 | 80.0% | 12 of 12 |
| 2025 | 22,693 | 64.8% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · NYISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Conventional Hydroelectric | 2.0 | January 1924 |
| 2 | Conventional Hydroelectric | 2.0 | January 1924 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Erie Boulevard Hydropower LP as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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Power plants near Sugar Island
More plants operated by Erie Boulevard Hydropower LP
Questions about Sugar Island
How much power does Sugar Island produce?
Sugar Island reported 22,693 MWh (22.7 GWh) of net generation in 2025, a 64.8% capacity factor on 4 MW of nameplate capacity.
Where is Sugar Island?
Sugar Island is in St Lawrence County, New York, at 44.6422, −74.9765. It is in the New York Independent System Operator balancing area (NYIS).
Who operates Sugar Island?
EIA-860M for August 2026 lists Erie Boulevard Hydropower LP as the operator (EIA operator ID 5914). The operator is not always the owner.
When did Sugar Island start operating?
Its first generator began operating in January 1924, according to EIA-860M.
Does InfraMap have power prices for Sugar Island?
Yes. InfraMap has NYISO day-ahead and real-time prices at 1 price node linked to Sugar Island, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- NYISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page