Short-term hydrographic forecast and warning bulletin on August 3 of the National Center for Hydro-Meteorological Forecasting said:
With the Thao River, the water level at Yen Bai station and Phu Tho station is and will continue to change slowly.
Monitoring data at Yen Bai station at 7:00 AM on August 3rd was at 27.04m, at the same time at Phu Tho station at 13.22m.
With the Lo River, the water level at Tuyen Quang station and Vu Quang station (Phu Tho) is changing slowly.
Monitoring data at Tuyen Quang station at 7:00 AM on August 3rd was at 16.66m, at the same time at Vu Quang station at 9.25m.

It is forecasted that downstream of the Lo River, the water level at Tuyen Quang station and Vu Quang station will fluctuate upwards due to the impact of rain in the basin and the regulation of the upper-level hydropower plant.
With the Da River, the flow to Hoa Binh reservoir is and will continue to fluctuate according to the above-level hydropower regulation.
At 7:00 AM on August 3, the water level of Hoa Binh Lake was at 39.08m.
With the Red River, the water level downstream of the Red River at the Hanoi hydrological station is decreasing (Tuyen Quang Hydropower Plant still maintains opening 1 discharge gate).
At 7:00 AM on August 3, the water level at Hanoi station was at 3.98m.
It is forecasted that the water level downstream of the Red River at Hanoi station will continue to fluctuate downwards.
