The volume of usable water in Khon Kaen's Ubolratana Dam has dropped by 11% due to the insufficient number of wastewater treatment plants that could process runoff discharged by the agriculture and industrial sectors in the region, according to the Office of National Water Resources (ONWR).
The floods which have submerged parts of the kingdom are expected to subside by the end of next month, according to the Office of National Water Resources (ONWR).