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Sekong power station (EPIC)

Coal power plant in Salavan, Laos. Approximate location 15.7166, 106.65.

CoalSalavanLaosultra-supercriticalAnnounced

Sekong power station (EPIC) is a 1,000 MW coal power station in Salavan, Laos. It is operated by Evolution Power Investment Corp; Khounmixay Bridge and Road Construction and Rep. Based on its capacity (estimated), it can supply roughly 1.3 million homes (estimated). It ranks #5 of 26 Laos power plants by installed capacity. In context, coal supplies about 23.3% of Laos's electricity; the national grid averages 232 gCO₂/kWh (76.7% low-carbon) (2024).

1,000MW installed capacity
1,251,428homes powered (est.)
2027Announced

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

Data status

Known data

FacilitySekong power station (EPIC) GEM-coal
CountryLaos · Salavan GEM-coal
Coordinates15.7166, 106.65 GEM-coal
FuelCoal GEM-coal
MW installed capacity1,000 MW GEM GCPT; source record
OwnerEvolution Power Investment Corp; Khounmixay Bridge and Road Construction and Rep GEM-coal
Commissioned2027 GEM-coal
Technologyultra-supercritical GEM-coal

Calculated from dataset

CO₂ emissions4,380,000 t CO₂·a⁻¹ calculated
Capacity rank in country#5 / 26 calculated
Fuel-specific rank in country#4 / 7 calculated
Capacity vs country/fuel peers1.00× · 1,000 MW · n=7 calculated
Homes-powered equivalent1,251,428 calculated
Environmental severityC3 · 32/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset

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: GEM GCPT; fuel: GEM GCPT

In context: how this plant compares

At 1,000 MW, Sekong power station (EPIC) is around the median coal plant in Laos (1,000 MW). Technically it is described as ultra-supercritical. Its current lifecycle status is “Announced” — so it is not yet, or no longer, generating at full output. Coal plants burn pulverised coal to raise high-pressure steam for a turbine; they run as baseload but are the most carbon-intensive mainstream source and the first targeted for retirement or efficiency retrofits.

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

Capacity vs largest coal plants in Laos

Boualapha power station: 2,000 MW2kBoualapha …Hongsa: 1,878 MW2kHongsaPhonesack Xekong power station: 1,800 MW2kPhonesack …Sekong power station (EPIC): 1,000 MW1kSekong pow…Nam Phan power station: 660 MW660Nam Phan p…Houaphanh power station: 650 MW650Houaphanh …TSBP Sekong power station: 600 MW600TSBP Sekon…

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

Owner

Operated by Evolution Power Investment Corp; Khounmixay Bridge and Road Construction and Rep.

Climate zone & how it works

This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a tropical monsoon climate (Köppen Am) — Northern Hemisphere, latitude 15.7°N — which shapes how much energy it can produce and how its output varies through the year.

~26°Ctypical annual mean
~28°Ctypical warm-season mean
Tropical monsoon: warm all year, with distinct wet and dry seasons

Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

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 a moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with humidity / wetness the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
32/100environmental-severity index
4.4°Cseasonal temperature swing
210 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 #4 largest coal power plant of 7 in Laos by capacity.

Laos has 7 coal power plants in this dataset, together about 8,588 MW of capacity.

Nearby power plants

Location

Coordinates 15.7166, 106.65 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Sekong power station (EPIC)?

Sekong power station (EPIC) is a 1,000 MW coal power plant in Salavan, Laos, Announced 2027.

How many homes can Sekong power station (EPIC) power?

Its output is enough to supply roughly 1,251,428 homes (estimated).

Who operates Sekong power station (EPIC)?

Sekong power station (EPIC) is operated by Evolution Power Investment Corp; Khounmixay Bridge and Road Construction and Rep.

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