From June 8-12, 2026, Mr. Nithat Phromphan, Director of the Regional Water Resources Office 4, assigned hydrology officers to conduct hydrological data surveys at a total of 20 stations in six provinces: Chaiyaphum, Khon Kaen, Kalasin, Maha Sarakham, Roi Et, and Nong Bua Lamphu. Hydrological data is crucial for analyzing and planning water resource development, monitoring water levels, and preparing daily water situation reports for the Chi River basin. This information will be disseminated to relevant agencies and the public in the area.