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Youngs Creek Hydroelectric Project

Hydro power plant in Washington, United States of America. Approximate location 47.7916, -121.8.

HydroWashingtonUnited States of America

Youngs Creek Hydroelectric Project is a 8 MW hydro power plant in Washington, United States of America. It is operated by PUD 1 of Snohomish County. Based on reported annual generation of 12 GWh, it can supply roughly 3,514 homes. It ranks #5084 of 9,833 United States of America power plants by installed capacity. Commissioned in 2011, it is around 15 years old — relatively modern. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 5.3% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

8MW installed capacity
12GWh reported / yr
3,514homes powered
2011commissioned (~15 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0057763.

Reported generation trend

2013: 19 GWh20132014: 22 GWh20142015: 13 GWh20152016: 19 GWh20162017: 16 GWh20172018: 5 GWh20182019: 12 GWh201922 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by PUD 1 of Snohomish County. All plants by this company →

Local climate & thermal context

This hydro plant converts the energy of falling or flowing water through hydro turbines. It sits in a temperate oceanic climate (Köppen Cfb) — Northern Hemisphere, latitude 47.8°N — which shapes how much energy it can produce and how its output varies through the year.

8.2°Cannual mean temp
3,559heating degree-days (base 18°C)
0cooling degree-days (base 18°C)
567 melevation

Monthly mean temperature

J: 2 °CJF: 3 °CFM: 4 °CMA: 7 °CAM: 10 °CMJ: 13 °CJJ: 15 °CJA: 16 °CAS: 13 °CSO: 9 °CON: 4 °CND: 2 °CD16 °C

Heating degree-days here run 45% above the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 77/100 — this site sits in the top third of the power plants we cover by heating degree-days.

In colder climates, uninsulated hot equipment (boilers, turbines, valves, steam lines) loses proportionally more heat to ambient air — exactly the loss Inzonex modular insulation is designed to cut.

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

How it compares & nearby plants

The #741 largest hydro power plant of 1449 in United States of America by capacity.

United States of America has 1449 hydro power plants in this dataset, together about 101,657 MW of capacity.

Nearby power plants

Location

Coordinates 47.7916, -121.8 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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