According to updated data at 2:00 PM on September 23, in the Northeast region, Tuyen Quang reservoir has an upstream water level of 117.22m, 2.78m lower than the normal water level. Inflow to the reservoir 110m3/s, total discharge 0m3/s.
In the Northwest region, Hoa Binh reservoir has an upstream water level of 113.8m, 3.2m lower than the normal water level. Water flow to the reservoir is 80m3/s, total discharge is 742m3/s, of which discharge through the spillway is 735m3/s.
Son La Lake has a water level of 213.25m, lower than the normal water level by 1.75m; inflow to the lake is 175m3/s, total discharge is 1,193m3/s, of which 360m3/s is through the spillway dam.
Lai Chau Lake is at 290.04m, lower than the normal water level by 4.96m, with a flow to the lake of 265m3/s and a total discharge volume of 581m3/s.
Ban Chat Lake has a water level of 471.82m, lower than the normal water level by 3.18m; inflow to the lake is 431m3/s, total discharge is 45m3/s.
Huo Huoi Quang Lake is at 369.03m, lower than the normal water level by 0.97m, inflow to the lake is 368m3/s and total discharge is 141m3/s.
Thac Ba Lake has a water level of 55.62m, 2.38m lower than the normal water level, inflow to the lake 46m3/s and total discharge volume 200m3/s.
In the North Central region, Trung Son reservoir has a water level of 155.92m, lower than the normal water level by 4.08m; inflow to the reservoir 150m3/s, total discharge volume 375m3/s.
Ban Ve Lake is at 196.79m, lower than the normal water level by 3.21m; inflow to the lake is 155m3/s, total discharge is 280m3/s.
Khe Bo Lake has a water level of 65m, equal to the normal water level; inflow to the lake is 63m3/s, total discharge is 646.2m3/s.
Quang Tri Lake has a water level of 476m, 4m lower than the normal water level, inflow to the lake 29m3/s and total discharge 29m3/s.
In the Central Highlands, Ialy Lake has a water level of 510.64m, lower than the normal water level by 4.36m. The water flow to the lake is 392m3/s, the total discharge is 572m3/s, all through the plant.
Se San 3 reservoir has a water level of 304.15m, 0.35m lower than the normal water level; inflow to the reservoir is 639m3/s, total discharge is 639m3/s.
Se San 3A reservoir has a water level of 239m, equal to the normal water level, inflow to the reservoir 656m3/s, total discharge volume 656m3/s.
Se San 4 reservoir is at 214.5m, 0.5m lower than the normal water level, inflow to the reservoir 899m3/s and total discharge volume 899m3/s.
In the Southeast region, Tri An reservoir has a water level of 60.64m, 1.36m lower than the normal water level. Inflow to the reservoir reached 2,160m3/s, total discharge volume 922m3/s, of which 146m3/s through the spillway and 776m3/s through the plant.
