Watersituationandmitigation 2017 07 21

Summary of the water volume, and progress of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces for 2017 21 July 2017 Water War Room

OVERVIEW OF WATER Chachoengsao Reserve Pond P2

P4 P3

20

P5 P6

Samnakbok Reserve Pond

Private Pond

P7

Bang Phra res.

P9

80.61

68

P-BPN P8

14.17

Nong Kho res.

P10

P1

SITUATION IN

RAYONG-CHONBURI AREA 21 JULY 2017

Chonburi

Rayong

Bangphra

Nongkho

Dokkrai

Nongplalai

Klong Yai

Prasae

117.00

21.40

79.41

163.75

40.10

248.00

80.61

14.17

63.54

129.65

39.79

144.24

69%

66%

80%

79%

99%

58%

68.56

13.17

60.54

116.15

36.79

124.24

-

-

1.308

3.800

4.162

+6.19

+1.20

Reservoir capacity (MCM) Current storage volume (MCM) Percentage of reservoir capacity Useable storage volume (excluding Dead Storage) (MCM) Inflow into reservoir (MCM) (On 20 Jul 2017) Water volume compared to previous week (-decrease, +increase) (MCM) Total water volume in each area

-

9.270 +1.02

-0.40

+3.08 +7.26

+7.39

+3.70

94.77 MCM. (68.5%)

232.98 MCM. (82.25%)

Note: * When storage volume falls below 15.2 MCM, it is not possible to transfer water from Klongyai Reservoir to Nongplalai Reservoir

30

144.24 Prasae res.

39.79

Khlong Yai res.

129.65 Nong P11Pla Lai res.

P12 P-NP3 63.54 P13 Dok Krai res. P14

P

XX

XX XX

P15

179

Raw Water Pipe Line (EW) P16

Source of data: Royal Irrigation Department

Existing Pipe Network

Constructing Pipe Network

Demand 2560 (MCM.) Supply (MCM.) Pump Station Raw Water Pipe Line (RID) Existing Pipe Network Constructing Pipe Network

WATER SITUATION OF BANGPHRA, NONGKHO RESERVOIR

Source of data: Royal Irrigation Department

Water situation of Nongplalai, Dokkrai and Klongyai Reservoirs

Source of data: Royal Irrigation Department

WATER SITUATION OF PRASAE RESERVOIR

Source of data: Royal Irrigation Department

Water situation of Bangphra Reservoir (by Year)

Source of data: Royal Irrigation Department

Water situation of Nongkho Reservoir (by Year)

Source of data: Royal Irrigation Department

Water situation of Dokkrai Reservoir (by Year)

Source of data: Royal Irrigation Department

Water situation of Nongplalai Reservoir (by Year)

Source of data: Royal Irrigation Department

Water situation of Klongyai Reservoir (by Year)

Source of data: Royal Irrigation Department

Summary of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces 2017 Planned Water Volume (MCM) 2017

Measure JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

9

9

9

9

9

9

9

9

9

8

8

8

6

6

6

6

6

6

Actual PS-KY

7.28

8.27

9.35

8.99

8.29

-

42.81

Actual PS-NPL

4.82

3.62

1.92

1.75

1.71

-

13.82

Total

1. Primary measures 1.1Water diversion via pumping from Prasae Reservoir Stop divert water from PS-KY and PS-NPL since 31 May 2017

1.2 Divert Water from Bangpakong River + Private Pond

Planned PS - KY Planned PS- NPL

141.0

Planned

1.0

3.41 5.55 5.74 5.55

21.25

Actual 1.3 Divert Water from Klong Pra Ong Chaiyanuchit Total

Planned Planned

15

16

15

15

15

15

9

12.41 14.55 13.74 13.55

8

162.25

Reservoir Simulation

21 July 17 Volume 232.98 MCM.

From our reservoir simulation, the water situation in this year will be the same as scenario no.4

21 July 17 Volume 232.98 MCM.