According to updated data at 3:00 PM on September 16, in the Northeast region, Tuyen Quang Lake has an upstream water level of 116.6 m, 3.4 m lower than the normal water level. Water flow to the lake is 110 m3/s, no discharge.
In the Northwest region, Hoa Binh reservoir has a water level of 111.66 m, lower than the normal water level by 5.34 m; water flow to the reservoir is 3,519 m3/s, total discharge volume is 242 m3/s.
Son La Lake is at 211.77 m, lower than the normal water level by 3.23 m; water flowing to the lake is 1,566 m3/s, total discharge volume is 1,010 m3/s.
Lai Chau Lake has a water level of 291.54 m, lower than the normal water level by 3.46 m; water inflow is 492 m3/s, total discharge is 1,005 m3/s. Ban Chat is at 471.56 m, lower than 3.44 m; water inflow is 81 m3/s and no discharge.
Huoi Quang has a water level of 369.01 m, lower than the normal water level by 0.99 m; water recedes at 62 m3/s, no discharge. Thac Ba Lake is at 55.22 m, lower than 2.78 m; water recedes at 255 m3/s, total discharge volume 292.48 m3/s.
In the North Central region, Trung Son Lake has a water level of 154.7 m, 5.3 m lower than the normal water level; water recedes to 1,223 m3/s, total discharge volume of 1,008 m3/s. Ban Ve Lake is at 194.68 m, 5.32 m lower; water recedes to 337 m3/s and is not discharged. Khe Bo has a water level of 65 m, equal to the normal water level; water recedes and total discharge volume is at 726.1 m3/s.
Quang Tri Lake has a water level of 477.5 m, 2.5 m lower than the normal water level; water inflow is 53 m3/s, total discharge is 75 m3/s.
In the South Central Coast, Song Tranh 2 reservoir has a water level of 145.5 m, 29.5 m lower than the normal water level; water recedes at 8 m3/s, total discharge volume of 159.8 m3/s. Song Bung 4 is at 207.59 m, 14.91 m lower; water recedes at 32 m3/s, total discharge volume of 128 m3/s. Ba Ha River has a water level of 102.03 m, 2.97 m lower; water recedes at 523 m3/s, total discharge volume of 478 m3/s.
In the Central Highlands, Ialy Lake has a water level of 511.71 m, lower than the normal water level by 3.29 m; water inflow is 595 m3/s and total discharge is 595 m3/s. Se San 4 Lake is at 214.46 m, lower than 0.54 m; water inflow is 840 m3/s, total discharge is 899 m3/s. Se San 3 Lake has a water level of 304.32 m, lower than 0.18 m; water inflow is 612 m3/s, total discharge is 566 m3/s.
Pleikrông Lake has a water level of 569.48 m, 0.52 m lower than the normal water level; water recedes at 374 m3/s, total discharge volume 304 m3/s. Se San 3A Lake has a water level of 239 m, equal to the normal water level; water recedes at 594 m3/s, total discharge volume 594 m3/s.
In the Southeast region, Tri An Lake has a water level of 59.27 m, lower than the normal water level by 2.73 m; water inflow of 1,230 m3/s, total discharge of 785 m3/s. Thac Mo Lake is at 213.52 m, lower than 4.48 m; water inflow of 382.51 m3/s, total discharge of 170 m3/s.
