Reservoir storage 21 June 2026 (unit: MCM)

Reservoir	Current level(% normal capacity)	Usable storage (%)
Bhumibol Dam	7,589 (56%)	3,789 (28%)
Sirikit Dam	5,000 (53%)	2,150 (23%)
Pa Sak Jorasit Dam	148 (15%)	145 (15%)
Wachiralongkorn Dam	3,709 (42%)	697 (8%)

Critically low level reservoir (% of usable) : khlong Siyat(4%),Wachiralongkorn(8%),Sirindhorn(8%),Pranburi(14%),Pa Sak Jorasit(15%),Ubonrat(16%),Kaeng Kachan(19%)
Critically high level reservoir (% normal capacity) : ไม่มี

(SL = Supply Level)

Table of Large Dam Supply Level