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Kuosheng

Nuclear power plant in Taiwan, Taiwan. Approximate location 25.2025, 121.6629.

NuclearTaiwanTaiwanBWR-6boiling water reactor

Kuosheng is a 2,040 MW nuclear power station in Taiwan, Taiwan. It is operated by Taiwan Power Company (Taipower). Based on its capacity (estimated), it can supply roughly 4.6 million homes (estimated). It ranks #10 of 60 Taiwan power plants by installed capacity. Commissioned in 1981, it is around 45 years old — long-established. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, nuclear supplies about 1.1% of Taiwan's electricity; the national grid averages 633 gCO₂/kWh (13.4% low-carbon) (2025).

2,040Legacy source-record capacity
6 yrconstruction time (1975→1981)
4,595,245homes powered (est.)
1981commissioned (~45 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1000379.

Data status

Known data

FacilityKuosheng WRI
CountryTaiwan · Taiwan WRI
Coordinates25.2025, 121.6629 WRI
FuelNuclear WRI
MW installed capacity2,040 MW WRI source record; scope not independently normalised
OwnerTaiwan Power Company (Taipower) WRI
Commissioned1981 WRI
Technologyboiling water reactor WRI

Calculated from dataset

Capacity rank in country#10 of 60 calculated
Fuel-specific rank in country#2 of 4 calculated
Homes-powered equivalent4,595,245 calculated
Climate20.8°C · HDD 328 derived from coordinates
Environmental severityC5 · 52/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset
CO₂ emissionsnot applicable not applicable

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

The capacity and fuel fields on this page are source-record values from the upstream open dataset. They are useful for identification and ranking, but they have not been upgraded to a 2026 registry/GEM-location verified value.

capacity: WRI Global Power Plant Database source-record (legacy); fuel: WRI source-record fuel

In context: how this plant compares

Technically it is described as boiling water reactor. Nuclear plants split uranium to raise steam with no direct CO₂; they run as steady baseload with very high capacity factors and the longest operating lifetimes of any thermal plant.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Capacity vs largest nuclear plants in Taiwan

Longmen nuclear power plant: 2,700 MW3kLongmen nu…Kuosheng: 2,040 MW2kKuoshengMaanshan: 1,902 MW2kMaanshanChinshan: 1,272 MW1kChinshan

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Taiwan Power Company (Taipower).

Local climate & thermal context

This nuclear plant uses heat from nuclear fission to raise steam for a turbine-generator. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 25.2°N — which shapes how much energy it can produce and how its output varies through the year.

20.8°Cannual mean temp
328heating degree-days (base 18°C)
1,360cooling degree-days (base 18°C)
212 melevation

Monthly mean temperature

J: 14 °CJF: 14 °CFM: 16 °CMA: 20 °CAM: 23 °CMJ: 26 °CJJ: 27 °CJA: 27 °CAS: 25 °CSO: 22 °CON: 19 °CND: 16 °CD27 °C

Heating degree-days here run 87% 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: 18/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

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.

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.

C5ISO 9223 corrosivity (indicative)
52/100environmental-severity index
12.8°Cseasonal temperature swing
10 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #2 largest nuclear power plant of 4 in Taiwan by capacity.

Taiwan has 4 nuclear power plants in this dataset, together about 7,914 MW of capacity.

Nearby power plants

Location

Coordinates 25.2025, 121.6629 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Kuosheng?

Kuosheng is a 2,040 MW source-record nuclear power plant in Taiwan, Taiwan, commissioned in 1981.

How many homes can Kuosheng power?

Its output is enough to supply roughly 4,595,245 homes (estimated).

Who operates Kuosheng?

Kuosheng is operated by Taiwan Power Company (Taipower).

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