McPhee

Hydro power plant in Colorado, United States of America. Approximate location 37.5752, -108.574.

HydroColoradoUnited States of America

McPhee is a 1 MW hydro power plant in Colorado, United States of America. It is operated by U S Bureau of Reclamation. Based on reported annual generation of 4 GWh, it can supply roughly 1,228 homes. It ranks #9161 of 9,833 United States of America power plants by installed capacity. Commissioned in 1993, it is around 33 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).

1MW installed capacity
4GWh reported / yr
1,228homes powered
1993commissioned (~33 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0007372.

Reported generation trend

2013: 0 GWh20132014: 4 GWh20142015: 5 GWh20152016: 5 GWh20162017: 6 GWh20172018: 3 GWh20182019: 4 GWh20196 GWh

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

Owner

Operated by U S Bureau of Reclamation. 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 Mediterranean continental climate (Köppen Dsb) — Northern Hemisphere, latitude 37.6°N — which shapes how much energy it can produce and how its output varies through the year.

8.0°Cannual mean temp
3,732heating degree-days (base 18°C)
114cooling degree-days (base 18°C)
2,191 melevation

Monthly mean temperature

J: -3 °CJF: -1 °CFM: 2 °CMA: 6 °CAM: 12 °CMJ: 17 °CJJ: 20 °CJA: 19 °CAS: 15 °CSO: 9 °CON: 2 °CND: -2 °CD20 °C

Heating degree-days here run 52% 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: 80/100 — 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 #1381 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 37.5752, -108.574 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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