WaterSituationAndMitigation_2018-07-20

Summary of the water volume, and progress of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces for 2018 20 July 2018 Water War Room

OVERVIEW OF WATER SITUATION IN RAYONG-CHONBURI AREA 20 JUL 2018 Chachoengsao Reserve Pond P2

P4 P3

12

P5 P6

Samnakbok Reserve Pond

Private Pond

P7

Bang Phra res.

P9

66.86

37

P-BPN P8

11.09

Nong Kho res.

P10

Chonburi

P1

Rayong

Bangphra

Nongkho

Dokkrai

Nongplalai

Klong Yai

Prasae

117.00

21.40

79.41

163.75

40.10

248.00

66.86

11.09

51.29

114.61

27.14

203.50

57%

52%

65%

70%

68%

82%

54.81

10.09

48.29

101.11

24.14

183.50

-

-

0.11

0.72

0

-1.80

-0.14

Reservoir capacity (MCM) Current storage volume (MCM) Percentage of reservoir capacity Useable storage volume (excluding Dead Storage) (MCM) Inflow into reservoir (MCM) (On 19 Jul 2018) Water volume compared to previous week (-decrease, +increase) (MCM) Total water volume in each area

-

0.83 -0.45

-0.18

-1.78 -3.38

-1.93

-2.41

77.95 MCM (56.3%)

193.03 MCM (68.15%)

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

34

203.50

27.14

Khlong Yai res.

114.61 Nong P11Pla Lai res.

P12 P-NP3 51.29 P13 Dok Krai res. P14

Prasae res.

P

XX

XX XX

P15

177

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 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 Nongplalai, Dokkrai and Klongyai Reservoirs

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

WATER SITUATION OF PRASAE RESERVOIR

Source of data: Royal Irrigation Department

Summary of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces 2018 Planned Water Volume (MCM) 2018

Measure JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Total

7.4

6.8

7.4

7.2

7.4

7.2

7.4

7.4

7.2

7.4

7.2

7.4

87.4

1. Primary measures 1.1Water diversion via pumping from Prasae Reservoir

1.2 Divert Water from Bangpakong River + Private Pond

1.3 Divert Water from Klong Pra Ong Chaiyanuchit Total

Planned PS - KY Planned PS- NPL

2.64 4.51 4.82 4.67 4.82 4.67 2.95

Actual PS-KY

8.63

7.71

8.44

Actual PS-NPL

-

0.77

5.14

Planned

0

Actual

0.41

4 Apr 2018 1.09

-

-

-

4.95

5.33

3.25

1.54

29.08

25.87

19 Jul 18

20.98

1.56 1.64 0.89 1.18 0.78 0.80 0.81 0.82 0.44 2.24

8.91

1.77

Planned Planned

10.04 11.31 12.22 13.43 13.86 12.76 11.53 8.18

8.00

8.21

8.02

7.84

125.4

Reservoir Simulation

20 Jul 2018 Volume 193.03 MCM.

From The beginning of 2018, we forecast the reservoir simulation, the water situation in this year will be the same as scenario no.1

20 Jul 2018 Volume 193.03 MCM.