World Power Plants

Uiam is a 48 MW hydro power plant in South Korea, operated by Korea Hydro and Nuclear since 1967. Ranked #40 of 74 hydro plants in South Korea. Its 48 MW represents 0.3% of South Korea's 15,891 MW total hydro capacity. The largest hydro plant in South Korea is Incheon Tidal Power Station at 1,450 MW, making Uiam 30.2 times smaller. Within 50 km, the nearest plants are Cheongpyeong (400 MW, Hydro), 청평양수발전소 (400 MW, Hydro), and Cheongpyeong pumped-storage power station (400 MW, Hydro). The facility is located in South Korea's Gyeonggi Province, approximately 50 km east of Seoul.

Capacity
48 MW
Commissioning Year
1967

59 years old

Owner
Korea Hydro and Nuclear
Location
37.8360°, 127.6779°

South Korea, Asia

Context & rankings
  • 171. largest of 265 plants in South Korea
  • #14,335 worldwide by installed capacity
  • #3,229 of 8,493 Hydroelectric plants worldwide
  • 0.02% of the installed capacity of South Korea
Age & fleet comparison

59 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Korea Hydro and Nuclear operates 11 plants totalling 23,417 MW

Regional density

60 plants within 100 km, 28,064 MW combined

Nearest plant: Boogeo-seom (2.6 km)

Data provenance

Source: KHNP

Location

Coordinates:: 37.836000, 127.677900
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Carbon Footprint

Zero Direct Emissions

Uiam is a hydro power plant producing approximately 168 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
South Korea
Continent
Asia
Data Source
Global Power Plant Database

South KoreaEnergy Profile

265
Total Plants
255.7 GW
Total Capacity
CoalGasNuclearHydro
Top Fuels

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