At 4 PM on October 12th, one bottom sluice gate of the Tuyen Quang hydroelectric reservoir was closed.

Photo caption — Tuyen Quang Hydroelectric Reservoir. Photo: Van Ty/VNA

Accordingly, at 7:00 AM on October 12th, the upstream water level of Tuyen Quang reservoir was at an elevation of 117.6m, the downstream water level was 54.05m, the inflow into the reservoir was 1,199 m3/s, and the total outflow to the downstream area was 1,841 m3/s.

In accordance with the Inter-Reservoir Operation Procedure on the Red River Basin as stipulated in Decision No. 740/QD-TTg dated June 17, 2019, of the Prime Minister, and Decision No. 922/QD-TTg dated May 14, 2025, of the Prime Minister amending and supplementing a number of articles of the Inter-Reservoir Operation Procedure on the Red River Basin, the Minister of Agriculture and Environment ordered the Director of Tuyen Quang Hydropower Company to close one bottom sluice gate of Tuyen Quang hydropower reservoir at 4 PM on October 12.

Tuyen Quang Hydropower Company closely monitors rainfall and flooding developments, structural safety, inflow into the reservoir, and upstream and downstream water levels, promptly reporting to the Ministry of Agriculture and Environment (through the Department of Dike Management and Disaster Prevention and Control) and relevant agencies as required.

Thus, from October 1st to 4 PM on October 12th, Tuyen Quang Hydropower Company closed 9 spillway gates. On October 9th, Tuyen Quang Hydropower Company opened 2 spillway gates at 1 PM and 7 PM. As of now, Tuyen Quang Hydropower Plant has 1 spillway gate open. Previously, until 4:30 PM on September 30th, Tuyen Quang Hydropower Plant opened 8 deep spillway gates to ensure the safety of the structure.

At the same time, the Ministry of Agriculture and Environment issued document No. 7778/BNNMT-DD to the People's Committees of the provinces and cities of Tuyen Quang, Phu Tho, and Hanoi regarding ensuring downstream safety when operating the Tuyen Quang hydropower reservoir.

Accordingly, to ensure the safety of the structures and activities along the riverbanks, the Ministry of Agriculture and Environment requests the People's Committees of the aforementioned provinces and cities to immediately notify all levels of government, the public, and organizations operating on or along the riverbanks about this information so that they can proactively take measures to ensure safety and adjust their activities accordingly.

Provinces and cities should promptly report any unusual situations to the Ministry of Agriculture and Environment (through the Department of Dyke Management and Disaster Prevention and Control).

Source: https://baotintuc.vn/kinh-te/16-gio-ngay-1210-dong-1-cua-xa-day-ho-thuy-dien-tuyen-quang-20251012100110892.htm