Rivers of Thailand

Storage dam

Huai Luang Dam

เขื่อนห้วยหลวง

Huai Luang Dam is a storage dam in Kut Chap District, Udon Thani province. Its reservoir holds 136 million m³. It is run by the Royal Irrigation Department.

Reservoir storage today

63.8% of capacity at normal storage level

Water in the reservoir
86.5 million m³
Inflow
0.9 million m³ a day
Released
0.1 million m³ a day

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

Map of Huai Luang DamUdon ThaniHuai Luang Dam
The red dot is the dam; the dark line is the river it stands on.

Key facts

Location
Kut Chap District, Udon Thani province
Coordinates
17.3604, 102.5724
Reservoir capacity
136 million m³
Operator
Royal Irrigation Department

Frequently asked questions

Where is Huai Luang Dam?
Huai Luang Dam is in Kut Chap District, Udon Thani province.
What is the water level of Huai Luang Dam today?
Huai Luang Dam is 63.8% full, holding 86.5 million m³, as of 29 Sep 2026.
How much water can Huai Luang Dam hold?
The reservoir of Huai Luang Dam holds 136 million m³.
Who runs Huai Luang Dam?
Huai Luang Dam is run by the Royal Irrigation Department.
What is the Huai Luang Dam called in Thai?
In Thai the Huai Luang Dam is เขื่อนห้วยหลวง.