Green Island Hydroelectric Station
Hydro power plant in Albany County, New York. 6 MW of nameplate capacity across 4 generators, operated by Albany Engineering Corporation.
Also known as Green Island Hydroelectric Plant · EIA plant 61207
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 6 MWNameplate
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- November 1922First generator online
- Operator
- Albany Engineering CorporationEIA operator ID 58756
- Grid
- NYISOBalancing authority NYIS
- Price nodes
- None linkedNo verified ISO node
- Location
- Albany County, NY42.7481, −73.6902
- EIA plant ID
- 61207EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Green Island Hydroelectric Station produces
Free · EIA-923Net generation, 2025
38.2 GWh
38,212 MWh, final
Capacity factor, 2025
72.7%
2024: 70.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2016 to 2025
35.4–44.9
GWh a year. Low 2016, high 2021
| 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 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | 35,376 | 67.1% | 12 of 12 |
| 2017 | 41,138 | 78.3% | 12 of 12 |
| 2018 | 39,779 | 75.7% | 12 of 12 |
| 2019 | 40,147 | 76.4% | 12 of 12 |
| 2020 | 38,378 | 72.8% | 12 of 12 |
| 2021 | 44,850 | 85.3% | 12 of 12 |
| 2022 | 38,830 | 73.9% | 12 of 12 |
| 2023 | 44,412 | 84.5% | 12 of 12 |
| 2024 | 37,373 | 70.9% | 12 of 12 |
| 2025 | 38,212 | 72.7% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
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 |
|---|---|---|---|
| UNIT1 | Conventional Hydroelectric | 1.5 | November 1922 |
| UNIT2 | Conventional Hydroelectric | 1.5 | November 1922 |
| UNIT3 | Conventional Hydroelectric | 1.5 | November 1922 |
| UNIT4 | Conventional Hydroelectric | 1.5 | November 1922 |
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 Albany Engineering Corporation 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 Green Island Hydroelectric Station
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Questions about Green Island Hydroelectric Station
How much power does Green Island Hydroelectric Station produce?
Green Island Hydroelectric Station reported 38,212 MWh (38.2 GWh) of net generation in 2025, a 72.7% capacity factor on 6 MW of nameplate capacity.
Where is Green Island Hydroelectric Station?
Green Island Hydroelectric Station is in Albany County, New York, at 42.7481, −73.6902. It is in the New York Independent System Operator balancing area (NYIS).
Who operates Green Island Hydroelectric Station?
EIA-860M for August 2026 lists Albany Engineering Corporation as the operator (EIA operator ID 58756). The operator is not always the owner.
When did Green Island Hydroelectric Station start operating?
Its first generator began operating in November 1922, according to EIA-860M.
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)
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page