| Reservoir | Current level(% normal capacity) | Usable storage (%) |
| Bhumibol Dam | 13,075 (97%) | 9,275 (69%) |
| Sirikit Dam | 8,987 (95%) | 6,137 (65%) |
| Pa Sak Jorasit Dam | 796 (83%) | 793 (83%) |
| Wachiralongkorn Dam | 7,442 (84%) | 4,430 (50%) |
(SL = Supply Level)
| Table of Large Dam Supply Level |