| Reservoir | Current level(% normal capacity) | Usable storage (%) |
| Bhumibol Dam | 10,810 (80%) | 7,010 (52%) |
| Sirikit Dam | 7,213 (76%) | 4,363 (46%) |
| Pa Sak Jorasit Dam | 458 (48%) | 455 (47%) |
| Wachiralongkorn Dam | 5,627 (64%) | 2,615 (30%) |
(SL = Supply Level)
| Table of Large Dam Supply Level |