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Palo Viejo

Hydro power plant in Quiche, Guatemala. Approximate location 15.5, -90.874.

HydroQuicheGuatemala

Palo Viejo is a 85 MW hydro power plant in Quiche, Guatemala. Based on reported annual generation of 298 GWh, it can supply roughly 85,200 homes. It ranks #13 of 76 Guatemala power plants by installed capacity. Commissioned in 2012, it is around 14 years old — relatively modern. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 39.9% of Guatemala's electricity; the national grid averages 301 gCO₂/kWh (68.3% low-carbon) (2024).

85MW installed capacity
298GWh reported / yr
85,200homes powered
2012commissioned (~14 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1061402.

Capacity vs largest hydro plants in Guatemala

Chixoy: 300 MW300ChixoyXacbal: 94 MW94XacbalAguacapa: 90 MW90AguacapaPalo Viejo: 85 MW85Palo ViejoRenace: 68 MW68RenaceJurun Marinala: 60 MW60Jurun Mari…El Canada: 48 MW48El CanadaLas Vacas: 39 MW39Las Vacas

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Local climate & thermal context

This hydro plant converts the energy of falling or flowing water through hydro turbines. It sits in a tropical savanna climate (Köppen Aw) — Northern Hemisphere, latitude 15.5°N — which shapes how much energy it can produce and how its output varies through the year.

17.8°Cannual mean temp
233heating degree-days (base 18°C)
146cooling degree-days (base 18°C)
1,637 melevation

Monthly mean temperature

J: 16 °CJF: 16 °CFM: 18 °CMA: 19 °CAM: 19 °CMJ: 19 °CJJ: 18 °CJA: 19 °CAS: 18 °CSO: 18 °CON: 17 °CND: 16 °CD19 °C

Heating degree-days here run 91% below 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: 17/100 — this site sits in the bottom 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 #4 largest hydro power plant of 30 in Guatemala by capacity.

Guatemala has 30 hydro power plants in this dataset, together about 1,008 MW of capacity.

Nearby power plants

Location

Coordinates 15.5, -90.874 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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