| Reservoir | Current level(% normal capacity) | Usable storage (%) |
| Bhumibol Dam | 7,334 (54%) | 3,534 (26%) |
| Sirikit Dam | 6,113 (64%) | 3,263 (34%) |
| Pa Sak Jorasit Dam | 248 (28%) | 234 (27%) |
| Wachiralongkorn Dam | 5,052 (57%) | 2,040 (23%) |
(SL = Supply Level)
| Table of Large Dam Supply Level |