The tributary of the Nen River, the Taho River, experienced the first flood of the year 2026.

According to the Ministry of Water Resources, due to recent rainfall, the inflow flow of the Cha'erson Reservoir on the Nenjiang River, a tributary of the Nen River, reached 594 cubic meters per second at 8 o'clock today. Based on the regulations for the flood numbering of major rivers, this flood is designated as "the first flood of the Ta'er River in 2026".