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Vajiralongkorn — Thailand

Hydro power plant in Kanchanaburi, Thailand. Approximate location 14.799, 98.5966.

HydroKanchanaburiThailandpumped storageAnnounced

Vajiralongkorn is a 300 MW hydro power station in Kanchanaburi, Thailand. It ranks #44 of 238 Thailand power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 4.0% of Thailand's electricity; the national grid averages 546 gCO₂/kWh (16.6% low-carbon) (2025).

300MW installed capacity
1984Announced

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1000177.

Data status

Known data

FacilityVajiralongkorn WRI
CountryThailand · Kanchanaburi WRI
Coordinates14.799, 98.5966 WRI
FuelHydro WRI
MW installed capacity300 MW GEM · 2026 · L100000603575; operating plant capacity
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerElectric Generating Authority of Thailand WRI
Commissioned1984 WRI
Technologypumped storage WRI

Calculated from dataset

Capacity rank in country#44 / 238 calculated
Fuel-specific rank in country#5 / 10 calculated
Capacity vs country/fuel peers1.00× · 300 MW · n=10 calculated
Climate25.7°C · HDD 0 derived from coordinates
Environmental severityC4 · 42/100 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/or fuel fields on this page include a source-backed provenance label from GEM, an official registry, Wikidata, OSM, or a cross-source match.

capacity: GEM · 2026 · L100000603575; fuel: WRI GPPD

In context: how this plant compares

At 300 MW, Vajiralongkorn is around the median hydro plant in Thailand (300 MW). Technically it is described as pumped storage. Its current lifecycle status is “Announced” — so it is not yet, or no longer, generating at full output. Hydropower converts the energy of falling or flowing water into electricity; output depends on rainfall and reservoir level, and large dams also provide grid balancing and storage.

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

How it compares & nearby plants

The #5 largest hydro power plant of 10 in Thailand by capacity.

Thailand has 10 hydro power plants in this dataset, together about 3,994 MW of capacity.

Nearby power plants

Location

Coordinates 14.799, 98.5966 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Vajiralongkorn?

Vajiralongkorn is a 300 MW hydro power plant in Kanchanaburi, Thailand, Announced 1984.

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