World Power Plants

Ernestina3.7 MW Hydroelectric

HydroRenewableVerified: Feb 2026

Ernestina is a 3.7 MW hydro power plant in Brazil, commissioned in 1957. Ranked #512 of 720 hydro plants in Brazil. Its 3.7 MW represents 0.002% of Brazil's total hydro capacity of 180,234 MW. The largest hydro plant in Brazil is Itaipu Dam at 14,000 MW, making Ernestina 3,783.8 times smaller. Nearby plants include Capigui (3.76 MW, Hydro), Cotovelo do Jacuí (3.34 MW, Hydro), and Hospital São Vicente de Paulo (1.68 MW, Oil). The facility is located in the state of Rio Grande do Sul, approximately 300 km from the city of Porto Alegre.

Capacity
3.7 MW
Commissioning Year
1957

69 years old

Owner
Location
-28.5558°, -52.5456°

Brazil, South America

Context & rankings
  • 1,595. largest of 2,402 plants in Brazil
  • #31,295 worldwide by installed capacity
  • #6,845 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

69 years in operation

Hydroelectric fleet average: 42.1 years

Regional density

20 plants within 100 km, 685 MW combined

Nearest plant: Cotovelo do Jacuí (20.5 km)

Location

Coordinates:: -28.555800, -52.545600
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Ernestina is a hydro power plant producing approximately 13 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
Brazil
Continent
South America
Data Source
Global Power Plant Database

BrazilEnergy Profile

2,402
Total Plants
250.4 GW
Total Capacity
HydroGasBiomassWind
Top Fuels

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