Rivers of Thailand

Storage dam

Sirikit Dam

เขื่อนสิริกิติ์

Sirikit Dam is a storage dam on the Nan River in Tha Pla District, Uttaradit province. Its reservoir holds 9,510 million m³. It was completed in 1974 and is run by the Electricity Generating Authority of Thailand (EGAT).

Reservoir storage today

80.2% of capacity at normal storage level

Water in the reservoir
7,625 million m³
Inflow
18.1 million m³ a day
Released
8 million m³ a day

As of 29 Sep 2026 Data from the National Hydroinformatics Data Center (ThaiWater), HII, refreshed every 10 minutes

Map of Sirikit DamPhraeUttaraditSirikit Dam
The red dot is the dam; the dark line is the river it stands on.

Key facts

Location
Tha Pla District, Uttaradit province
Coordinates
17.7647, 100.5636
Reservoir capacity
9,510 million m³
Dam height
114 m
Dam type
Earthfill dam
Installed power capacity
500 MW
Completed or opened
1974
Operator
Electricity Generating Authority of Thailand (EGAT)

Frequently asked questions

Where is Sirikit Dam?
Sirikit Dam is in Tha Pla District, Uttaradit province.
What is the water level of Sirikit Dam today?
Sirikit Dam is 80.2% full, holding 7,625 million m³, as of 29 Sep 2026.
How much water can Sirikit Dam hold?
The reservoir of Sirikit Dam holds 9,510 million m³.
When was Sirikit Dam built?
Sirikit Dam was completed and opened in 1974.
Who runs Sirikit Dam?
Sirikit Dam is run by the Electricity Generating Authority of Thailand (EGAT).
What is the Sirikit Dam called in Thai?
In Thai the Sirikit Dam is เขื่อนสิริกิติ์.