World Power Plants

Tangga (asahan II)317 MW Hydroelectric

HydroRenewable

The Tangga (Asahan II) power plant is a significant hydroelectric facility located in Indonesia, specifically at coordinates 2.5479° N, 99.3028° E. As a key player in the country's energy landscape, this plant boasts a capacity of 317 MW, contributing substantially to Indonesia's renewable energy generation. The use of hydroelectric technology not only underscores the commitment to sustainable energy practices but also aligns with Indonesia's broader energy policy goals, which emphasize reducing dependence on fossil fuels and increasing the share of renewable resources in the national energy mix. The Tangga power plant utilizes a dam-based hydro technology, which harnesses the kinetic energy of flowing water to generate electricity. This method is efficient and environmentally friendly, providing a stable source of energy while minimizing carbon emissions. The operational context of Tangga is crucial, as it supports the local grid by providing reliable power during peak demand periods, thus enhancing energy security in the region. Operated by PT. Indonesia Asahan Aluminium, the facility also plays a vital role in supporting local industries and improving the quality of life for residents by ensuring a consistent power supply. Overall, Tangga (Asahan II) stands as a testament to Indonesia's efforts in embracing renewable energy solutions and its commitment to achieving a more sustainable energy future.

Capacity
317 MW
Commissioning Year
2015

11 years old

Owner
PT. Indonesia Asahan aluminium
Location
2.5479°, 99.3028°

Indonesia, Asia

Context & rankings
  • 73. largest of 297 plants in Indonesia
  • #5,923 worldwide by installed capacity
  • #1,058 of 8,493 Hydroelectric plants worldwide
  • 0.29% of the installed capacity of Indonesia
Age & fleet comparison

11 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

PT. Indonesia Asahan aluminium operates 2 plants totalling 603 MW

Regional density

3 plants within 100 km, 548 MW combined

Nearest plant: Sigura gura (asahan II) (4.1 km)

Data provenance

Location

Coordinates:: 2.547900, 99.302800
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Tangga (asahan II) is a hydro power plant producing approximately 1111 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
Indonesia
Continent
Asia
Data Source
Global Power Plant Database

IndonesiaEnergy Profile

297
Total Plants
108.2 GW
Total Capacity
GasCoalHydroGeothermal
Top Fuels

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