Assessing the water situation

  • 1) Water content in 4 main dams is in the normal range.
  • 2) Drainage rates from the 4 main dams are in the normal range.
  • 3) Water levels around the industrial estate area in the normal range.
  • 3) Forecasting rainfall in related areas.

Bangkok and the metropolitan area did not find rain in the area. Resulting in not affecting the water content in the dams.

Nava Nakorn Public Company Limited will report data according to plan as follows.
# Month
January February March April May June July August September October November December
Reporting Monthly Monthly Monthly Monthly Monthly Monthly Monthly Weekly Weekly Weekly Monthly Monthly
Frequency (times) 1 1 1 1 2 2 2 1 1 1 1 2

Main Dam

April 12,2021
# Main Dam Water in The Dam Water InFlow Water OutFlow Capacity Balance
Volume Cu.m. Capacity % Today Cu.m. Yesterday Cu.m. Today Cu.m. Yesterday Cu.m. Cu.m.
1 Phumipol Dam 4,677.00 34.74 1.53 0.00 6.00 0.00 13,462.00
2 Sirikit Dam 3,925.00 41.27 6.94 0.00 14.02 0.00 9,510.00
3 Kwai Noi Dam 316.00 33.65 1.17 0.00 1.12 0.00 939.00
4 Pa Sak Jolasid Dam 238.00 24.79 0.00 0.00 2.17 0.00 960.00
Total 9,156.00 36.81 9.64 0.00 23.31 0.00 24,871.00
Total capacity of the reservoir and Total water outflow < 80%
Total capacity of the reservoir and Total water outflow 80-90%
Total capacity of the reservoir and Total water outflow > 90%

Water Flow

# Key Index Station Crisis Point April 2021
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
1 C.2 , Nakornsawan Province > 3,500 Cu.m./Sec 145 142 137 140 152 158 166 175 188 203 204 197
2 C.13 , Chaopraya Dam > 2,840 Cu.m./Sec 80 80 80 80 80 80 80 80 80 80 80 80
3 S.26 , Rama VI Dam > 556 Cu.m./Sec 30 25 26 25 25 26 25 27 27 27 26 27
4 C.29 , Bang Sai > 3,500 Cu.m./Sec 94 92 134 130 125 121 157 161 133 117 119 117

Water level

# Key Index Station Stay Alerted April 2021
Warning 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
1 Chaopraya water level at Wat Songphinong 3.50
0.48
0.05
-0.20
0.15
0.23
0.46
0.43
0.35
0.41
0.38
0.43
4.00
2 Chiang Rak Noi water gate (+4.20 MAMSL) 3.50
4.00
3 Bang Raw water gate (Klong Prem North)(+4.20 MAMSL) 3.50
4.00
4 Pra-in Raja water gate 3.50
4.00
5 Klang Klong Prem water gate 3.50
4.00
6 DPS-1 Nava Nakorn 3.50
0.60
0.68
0.60
0.65
0.50
0.50
0.45
0.52
0.61
0.61
0.60
0.60
4.00
Safety Level
Close Watch Level
Critical Level