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Worumbo Hydro Station

Hydro power plant in Maine, United States of America. Approximate location 43.9947, -70.0619.

HydroMaineUnited States of America

Worumbo Hydro Station is a 19 MW hydro power plant in Maine, United States of America. It is operated by Eagle Creek RE LLC. Based on reported annual generation of 96 GWh, it can supply roughly 27,314 homes. It ranks #3869 of 9,833 United States of America power plants by installed capacity. Commissioned in 1989, it is around 37 years old — long-established. 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).

19MW installed capacity
96GWh reported / yr
27,314homes powered
1989commissioned (~37 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0050278.

Reported generation trend

2013: 97 GWh20132014: 96 GWh20142015: 84 GWh20152016: 74 GWh20162017: 79 GWh20172018: 86 GWh20182019: 96 GWh201997 GWh

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

Owner

Operated by Eagle Creek RE LLC. 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 warm-summer humid continental climate (Köppen Dfb) — Northern Hemisphere, latitude 44.0°N — which shapes how much energy it can produce and how its output varies through the year.

7.6°Cannual mean temp
3,914heating degree-days (base 18°C)
127cooling degree-days (base 18°C)
25 melevation

Monthly mean temperature

J: -6 °CJF: -4 °CFM: 0 °CMA: 6 °CAM: 12 °CMJ: 17 °CJJ: 20 °CJA: 20 °CAS: 15 °CSO: 9 °CON: 4 °CND: -3 °CD20 °C

Heating degree-days here run 59% 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: 83/100 — 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 #483 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 43.9947, -70.0619 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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