Rivers of Thailand

Storage dam

Bang Lang Dam

เขื่อนบางลาง

Bang Lang Dam is a storage dam on the Pattani River in Bannang Sata District, Yala province. Its reservoir holds 1,420 million m³. It was completed in 1981 and is run by the Electricity Generating Authority of Thailand (EGAT).

Reservoir storage today

51.6% of capacity at normal storage level

Water in the reservoir
751 million m³
Inflow
2.3 million m³ a day
Released
4 million m³ a day

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

Map of Bang Lang DamYalaBang Lang Dam
The red dot is the dam; the dark line is the river it stands on.

Key facts

Location
Bannang Sata District, Yala province
Coordinates
6.1564, 101.2736
Reservoir capacity
1,420 million m³
Dam height
85 m
Dam type
Embankment dam
Installed power capacity
72 MW
Completed or opened
1981
Operator
Electricity Generating Authority of Thailand (EGAT)

Frequently asked questions

Where is Bang Lang Dam?
Bang Lang Dam is in Bannang Sata District, Yala province.
What is the water level of Bang Lang Dam today?
Bang Lang Dam is 51.6% full, holding 751 million m³, as of 29 Sep 2026.
How much water can Bang Lang Dam hold?
The reservoir of Bang Lang Dam holds 1,420 million m³.
When was Bang Lang Dam built?
Bang Lang Dam was completed and opened in 1981.
Who runs Bang Lang Dam?
Bang Lang Dam is run by the Electricity Generating Authority of Thailand (EGAT).
What is the Bang Lang Dam called in Thai?
In Thai the Bang Lang Dam is เขื่อนบางลาง.