Oswegatchie
Hydro power plant in St Lawrence County, New York. 1.8 MW of nameplate capacity across 2 generators, operated by Erie Boulevard Hydropower LP.
Also known as EIA plant 58678
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 1.8 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- August 2002First 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, NY44.2700, −75.1992
- EIA plant ID
- 58678EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Oswegatchie produces
Free · EIA-923Net generation, 2025
7.01 GWh
7,011 MWh, final
Capacity factor, 2025
44.5%
2024: 53.8%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
5.8–11.2
GWh a year. Low 2015, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | 8,976 | 56.9% | 12 of 12 |
| 2014 | 8,163 | 51.8% | 12 of 12 |
| 2015 | 5,784 | 36.7% | 12 of 12 |
| 2016 | 6,394 | 40.4% | 12 of 12 |
| 2017 | 11,219 | 71.2% | 12 of 12 |
| 2018 | 6,652 | 42.2% | 12 of 12 |
| 2019 | 7,927 | 50.3% | 12 of 12 |
| 2020 | 6,379 | 40.3% | 12 of 12 |
| 2021 | 6,467 | 41.0% | 12 of 12 |
| 2022 | 7,609 | 48.3% | 12 of 12 |
| 2023 | 8,753 | 55.5% | 12 of 12 |
| 2024 | 8,514 | 53.8% | 12 of 12 |
| 2025 | 7,011 | 44.5% | 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 | 0.9 | August 2002 |
| 2 | Conventional Hydroelectric | 0.9 | August 2002 |
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 Oswegatchie
More plants operated by Erie Boulevard Hydropower LP
Questions about Oswegatchie
How much power does Oswegatchie produce?
Oswegatchie reported 7,011 MWh (7.01 GWh) of net generation in 2025, a 44.5% capacity factor on 1.8 MW of nameplate capacity.
Where is Oswegatchie?
Oswegatchie is in St Lawrence County, New York, at 44.2700, −75.1992. It is in the New York Independent System Operator balancing area (NYIS).
Who operates Oswegatchie?
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 Oswegatchie start operating?
Its first generator began operating in August 2002, according to EIA-860M.
Does InfraMap have power prices for Oswegatchie?
Yes. InfraMap has NYISO day-ahead and real-time prices at 1 price node linked to Oswegatchie, 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
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page