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São Sebastião

Hydro power plant in Santa Catarina, Brazil. Approximate location -27.3897, -49.0178.

HydroSanta CatarinaBrazil

São Sebastião is a 10 MW hydro power plant in Santa Catarina, Brazil. Based on its capacity (estimated), it can supply roughly 9,911 homes (estimated). It ranks #1317 of 2,549 Brazil 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 51.8% of Brazil's electricity; the national grid averages 110 gCO₂/kWh (88.7% low-carbon) (2025).

10MW installed capacity
9,911homes powered (est.)
2012commissioned (~14 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id BRA0030526.

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 humid subtropical climate (Köppen Cfa) — Southern Hemisphere, latitude 27.4°S — which shapes how much energy it can produce and how its output varies through the year.

18.0°Cannual mean temp
492heating degree-days (base 18°C)
489cooling degree-days (base 18°C)
405 melevation

Monthly mean temperature

J: 22 °CJF: 22 °CFM: 21 °CMA: 19 °CAM: 16 °CMJ: 14 °CJJ: 14 °CJA: 15 °CAS: 16 °CSO: 17 °CON: 19 °CND: 21 °CD22 °C

Heating degree-days here run 80% 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: 20/100 — 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 #370 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 -27.3897, -49.0178 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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