On October 22, Tri An Hydropower Company (Vinh Cuu district, Dong Nai) announced that it will discharge flood water through the spillway for the third time in 2024.

W-ho tri an xa lu10.jpg
Tri An Hydropower Plant is releasing floodwaters. Photo: Hoang Anh

According to hydrological information of Tri An hydropower reservoir at 8:00 a.m. on October 22, the upstream water level of the reservoir reached 61.77 m, the downstream water level at the plant reached 4.7 m. The current water flow through the power generation turbine is 800 m3/s, while the water flow to the reservoir is 1,120 m3/s.

It is forecasted that in the next 1-2 days, water flow to the reservoir will remain high, ranging from 1,100 - 1,200m3/s.

Besides, the water level at Bien Hoa hydrological station has passed the peak of high tide, below alert level 1 and is falling rapidly in the coming days.

At the same time, to ensure that the water level of the hydroelectric reservoir does not exceed the normal water level of 62m, Tri An Hydropower Company will discharge water through the spillway at 10am tomorrow (October 23). It is expected that the unit will open 1-2 gates with the water volume through the spillway from 160m3/s to 320m3/s.

The company informed the Steering Committee for Natural Disaster Prevention and Search and Rescue at all levels and local authorities to direct, coordinate and notify people in the downstream areas of the river including Dong Nai to proactively prevent and avoid possible damage.

At the end of September, Tri An Hydropower Plant released flood water through the dam for the first time in a week. Then, on October 12, the unit continued to release flood water for the second time in 3 days before the high tide on the Saigon - Dong Nai River exceeded the alarm level 3.