| Reservoir | Current level(% normal capacity) | Usable storage (%) |
| Bhumibol Dam | 9,607 (71%) | 5,807 (43%) |
| Sirikit Dam | 7,608 (80%) | 4,758 (50%) |
| Pa Sak Jorasit Dam | 821 (94%) | 806 (93%) |
| Wachiralongkorn Dam | 8,545 (96%) | 5,533 (62%) |
(SL = Supply Level)
| Table of Large Dam Supply Level |