According to updates from Vietnam Electricity Group, as of 10:00 AM on January 23, 2026, Hoa Binh reservoir recorded upstream water level at an altitude of 114.89m; water flow to the reservoir reached 910m3/s; total discharge through the plant is 343m3/s.
At Tuyen Quang reservoir, by 11:00 AM on January 23, the upstream water level reached 116.94m; water flow to the reservoir reached 90m3/s; total discharge volume 118.09m3/s.
Implementing the inter-reservoir operation process on the Red River basin, Tuyen Quang Hydropower Plant has closed the bottom discharge gate of Tuyen Quang hydropower reservoir, currently only maintaining power generation through units.
As of 10:00 AM on January 23, Son La reservoir recorded upstream water level reaching 214.31m; water flow to the reservoir 425m3/s; total discharge volume 817m3/s. Currently, the unit has closed all bottom discharge gates, only maintaining power generation through generating units to regulate downstream flow.
A similar situation occurred at Lai Chau reservoir, where the upstream water level reached 292.93m; water flow to the reservoir reached 108m3/s; no spillway discharge. Currently, Lai Chau Hydropower Plant has also closed all surface discharge gates, only operating power generation through units.
At Thac Ba reservoir, as of 11:00 AM on January 23, the upstream water level reached 56.73m; water flow to the reservoir was only 94m3/s; total discharge was 136.51m3/s; no overflow discharge.
According to the National Center for Hydro-Meteorological Forecasting, today, January 23, the Northern region will have rain in some places. It will be very cold and severely cold; especially in mountainous areas, severely cold. High mountainous areas should be wary of frost and snow.
The area from Ha Tinh to Da Nang city and the eastern provinces from Quang Ngai to Gia Lai will have rain, showers, locally moderate rain, heavy rain and thunderstorms.
Southern region has showers in some places at night, sunny during the day.
