World Power Plants

Pequena Central Hidrelétrica Macabu21 MW Hydroelectric

HydroRenewableVerified: Feb 2026

Pequena Central Hidrelétrica Macabu is a 21 MW hydro power plant in Brazil, operated by Quanta Geração since 1950. Ranked #292 of 720 hydro plants in Brazil, it represents 0.01% of the country's total hydro capacity of 180,234 MW. The largest hydro plant in Brazil is Itaipu Dam at 14,000 MW, making Pequena Central Hidrelétrica Macabu 666.7 times smaller. Nearby plants within 50 km include Termomacaé (923 MW, Gas), Norte Fluminense (868.9 MW, Gas), and EDF Norte Fluminense (827 MW, Gas). The plant is located in Rio de Janeiro, approximately 150 km from the city of Rio de Janeiro.

Capacity
21 MW
Commissioning Year
1950

76 years old

Owner
Quanta Geração
Location
-22.2268°, -42.1001°

Brazil, South America

Context & rankings
  • 915. largest of 2,402 plants in Brazil
  • #18,775 worldwide by installed capacity
  • #4,364 of 8,493 Hydroelectric plants worldwide
  • 0.01% of the installed capacity of Brazil
Age & fleet comparison

76 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Quanta Geração operates 1 plants totalling 21 MW

Regional density

29 plants within 100 km, 4,169 MW combined

Nearest plant: Santa Rosa II (22.3 km)

Data provenance

Location

Coordinates:: -22.226828, -42.100145
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Pequena Central Hidrelétrica Macabu is a hydro power plant producing approximately 74 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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