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Marimbondo

Hydro power plant in Sao Paulo, Brazil. Approximate location -20.3011, -49.1967.

HydroSao PauloBrazil

Marimbondo is a 1,440 MW hydro power station in Sao Paulo, Brazil. Based on its capacity (estimated), it can supply roughly 1,441,645 homes (estimated). It ranks #17 of 2,549 Brazil power plants by installed capacity. Commissioned in 1975, it is around 51 years old — an older, legacy facility. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 51.8% of Brazil's electricity; the national grid averages 110 gCO₂/kWh (88.7% low-carbon) (2025).

1,440MW installed capacity
1,441,645homes powered (est.)
1975commissioned (~51 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id BRA0001417.

Capacity vs largest hydro plants in Brazil

Tucuruí: 8,535 MW9kTucuruíItaipu (Parte Brasileira): 7,000 MW7kItaipu (Pa…Jirau: 3,750 MW4kJirauSanto Antônio: 3,568 MW4kSanto Antô…Ilha Solteira: 3,444 MW3kIlha Solte…Belo Monte: 3,328 MW3kBelo MonteXingó: 3,162 MW3kXingóPaulo Afonso IV: 2,462 MW2kPaulo Afon…

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) — Southern Hemisphere, latitude 20.3°S — which shapes how much energy it can produce and how its output varies through the year.

23.2°Cannual mean temp
0heating degree-days (base 18°C)
1,901cooling degree-days (base 18°C)
496 melevation

Monthly mean temperature

J: 25 °CJF: 25 °CFM: 25 °CMA: 23 °CAM: 21 °CMJ: 20 °CJJ: 20 °CJA: 22 °CAS: 24 °CSO: 25 °CON: 25 °CND: 25 °CD25 °C

Heating degree-days here run 100% 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: 13/100 — 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 #17 largest hydro power plant of 701 in Brazil by capacity.

Brazil has 701 hydro power plants in this dataset, together about 98,039 MW of capacity.

Nearby power plants

Location

Coordinates -20.3011, -49.1967 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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