2563-10-22 WaterSituationAndMitigation 2020

On 22 Oct 2020 22/10/63

1

Overview of water situation in Rayong-Chonburi area on 22 Oct 2020 P2

P4

Chonburi

P1

P3

P5 P6

Private Pond

Reservoir capacity (MCM) Current storage volume 12 (MCM) Percentage of reservoir capacity Useable storage volume Samnakbok (excluding Dead Reserve Pond Storage) (MCM) P7

61.61

P-BPN

P9

P8

Bangphra

Nongkho

Dokkrai

Nongplalai

Klong Yai

Prasae

117.00

21.40

79.41

163.75

40.10

295.00

61.61

17.66

72.73

176.64

45.57

226.77

53%

83%

92%

108%

114%

77%

49.56

16.66

69.73

163.14

42.57

206.77

-

-

1.442

0.606

0.042

+12.09

+1.16

Inflow into reservoir (MCM) (On 21 Oct 20)

Bang Phra res.

17.66

Nong Kho res.

P10

37

Water volume compared to previous week (-decrease, +increase) (MCM) Total water volume in each area

34

176.64

72.73

Rayong

2.091 -3.63

+2.63

79.27 MCM (57.3%)

294.95 MCM (104.13%)

45.57

-0.66 +30.38

+13.25

226.77

Prasae res.

Khlong Yai res.

Nong Pla Lai res.

Dok Krai res.

+6.92

1.740

P

P11 P12 P-NP3 P13

P14

XX

XX XX

P15

177 Ref: Royal Irrigation Department

Raw Water Pipe Line (EW) P16

Existing Pipe Network Constructing Pipe Network

Demand 2563 (MCM.) Supply (MCM.) Pump Station Raw Water Pipe Line (RID) Existing Pipe Network Constructing Pipe Network

Water situation of Bangphra, Nongkho Reservoir

22/10/63

3

Water situation of Bangphra Reservoir (by Year)

22/10/63

4

Water situation of Nongkho Reservoir (by Year)

22/10/63

5

Water situation of Nongplalai, Dokkrai and Klongyai Reservoirs

Water situation of Dokkrai Reservoir (by Year)

22/10/63

7

Water situation of Nongplalai Reservoir (by Year)

Water situation of Klongyai Reservoir (by Year)

Water situation of Prasae Reservoir

On 21 Oct 2020 Water Volume 294.95 MCM

Summary of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces 2020 Planned Water Volume (MCM) 2020

Measure JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Total

-

8.0

8.0

8.0

8.0

8.0

-

-

-

8.0

8.0

8.0

40.00

6.2

5.80

6.20

3.08

3.6

3.6

3.6

3.6

3.6

6.2

6.2

6.2

21.28

-

-

-

-

26.79

-

-

-

27.77

1. Primary measures

1.1Water diversion via pumping from Prasae Reservoir

PS. Stop divert water via PS-KY pipeline on 17 May 20 PS-NPL pipeline on 18 Jun 20

1.2 Divert Water from Bangpakong River + Private Pond

Planned PS - KY Planned PS- NPL Actual PS-KY Actual PS-NPL

Planned Private Pond

16 May 0.03 7.06 7.72 8.11 3.87

18 Jun 6.26 6.35 6.45 6.13 1.25 1.33 2.4

3.30

3.61

3.77

3.85

2.72

Planned Actual Private Pond

Actual Bangpakong

1.3 Divert Water from Klong Pra Ong Chaiyanuchit

Planned Actual

6.08

0.23 0.33 1.09 2.87 3.42 2.27 0.55 0.58

-

-

-

-

-

-

-

(57.88)

20.20

0.55 0.55

Bangpakong

(64.00)

5.90

6.09

-

22 Oct 0.07 3.87 5.80

2.35

20.97

11.34 9.74

Reservoir Simulation

On 22 Oct 2020 Water Volume 294.95 MCM.

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