Watersituationandmitigation 2016 04 01 en (2)

Summary of the water volume, and progress of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces for 2016 1st April 2016 Water War Room

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OVERVIEW OF WATER Chachoengsao Reserve Pond P2

P4 P3

P5

17

P6

Private Pond

Samnakbok Reserve Pond

Bang Phra res.

28.88

76

P-BPN P8

RAYONG-CHONBURI AREA 1ST APRIL 2016

Chonburi

Rayong

Bangphra

Nongkho

Dokkrai

Nongplalai

Klong Yai

Prasae

117.00

21.40

79.41

163.75

45.47

295.00

28.88

4.56

28.64

119.13

24.72

181.35

25%

21%

36%

73%

54%

61%

16.83

3.56

25.64

105.63

21.72

161.35

-

-

0.133

0.69

-

Reservoir capacity (MCM) Current storage volume (MCM) Percentage of reservoir capacity Useable storage volume (excluding Dead Storage) (MCM)

Inflow into reservoir (MCM)

P7

P9

P1

SITUATION IN

4.56

Nong Kho res.

P10

29

0.82

-

Water volume compared -0.70 -0.23 -1.25 -5.32 -0.25 to previous week -5.95 (-decrease, +increase) -0.93 -6.82 (MCM) Total water volume in 33.44 MCM 172.5 MCM each area (24.2%) (59.8%) Note: * When storage volume falls below 15.2 MCM, it is not possible to transfer water from Klongyai Reservoir to Nongplalai Reservoir

181.35 Prasae res.

24.72

Khlong Yai res.

119.13 Nong P11Pla Lai res.

P12 P-NP3 28.64 P13 Dok Krai res. P14

P

29

120 P7

P15

184

P16

Raw Water Pipe Line (EW)

Source of data: Royal Irrigation Department

Demand 2558 (MCM.) Supply (MCM.) Pump Station Raw Water Pipe Line (RID)

Existing Pipe Network

Existing Pipe Network

Constructing Pipe Network

1 Constructing Pipe Network

SUMMARY OF WATER SHORTAGE PREVENTION AND MITIGATION MEASURES IN RAYONG AND CHONBURI PROVINCES Planned water volume

Measure

Planned

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

2016

Actual

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Total

8

8

8

8

8

8

8

8

8

15

15

14

116

31 March 2016

8.6

8.2

18.12

1.32

1.0

Plan

1.2 Pump water from Rayong River back to Nongplalai Reservoir using RID’s Wat Lahanyai pump station.

1.3 Pump water from Rayong River 1.4 Water transfer from Bangpakong River + Private Pond

Jan

1.0

2.0 0.5

0.5

1.0

5.0

7.0

7.0

4.0

27.0

12

14

23

22.5

18.5

146.0

7.0

14.0

14.0

14.0

7.0

56.0

Actual

4.0

Total

Actual

2. Pump water from PraOngchaiyanuchit canal

Plan

8

8

8

8

8

8

8

2

Simulation of water volume in main Rayong Reservoirs

1st April 2016 Water Volume: 172.5 MCM.

3

WATER SITUATION

OF

BANGPHRA, NONGKHO RESERVOIR

4

WATER SITUATION

OF

NONGPLALAI, DOKKRAI

Source of data: Royal Irrigation Department

AND

KLONGYAI RESERVOIRS

WATER SITUATION

OF

PRASAE RESERVOIR

Source of data: Royal Irrigation Department

6

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

BANGPHRA RESERVOIR (BY YEAR)

Source of data: Royal Irrigation Department

WATER SITUATION

OF

NONGKHO RESERVOIR (BY YEAR)

Source of data: Royal Irrigation Department

PROGRESS OF WATER SHORTAGE PREVENTION AND MITIGATION MEASURES IN

RAYONG AND CHONBURI PROVINCES

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Summary of the water volume, and progress of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces for 2015-16 On 31 Mar 2016 (1) Prasae-Nongplalai Pump Station: Completed pouring concrete, lean concrete base for support pump and motor, intake channel, roof work. Now a days work are 1.1 Construct control building Sub-Station 115 kV. 1.2 Install pump and electric motor 4 set 1.3 Install roof structure and welding 1.4 Plaster walls PLAN: 90.00 % Actual: 81.18 %

(2) Pipe laying for 30 km section: Completed pipe jacking across Route 344 and joined the main pipe only. Work Process 0.47 km. pipe laying left. (On process contractors order pipe) (3) Head Tank: Installing Slip Form which already 100% of work process. Completed anchorage head for posttension system 100%. The process to install stair out side tank about 100%, install Metal Bellow tools and steel pipe, Pipe laying inside Head Tank PLAN 90.00 %,Actual 87.91 % (4) Sub_115 kv: HDPE 63 mm. pipe laying, Ground Grid System work , Install fence PLAN 86.67%,Actual 79.42 %

*Remarks: between negotiation with supplier

Summary of the water volume, and progress of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces for 2015-16 (cont.)

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(1)

(4)

Summary progress of Tabma reservoir Objective For increase water supply in Rayong area not less than 47 MCM/year Project Construct pumping station nearby Rayon River and Tabma canal. For divert and keep water inside Tabma reservoir then send the water into EW pipe line system.

Budget: Water Volume: Construction period: Due date:

2,202.7 million baht 47 MCM/year 60 months 31 Dec 2015

Work progress (Plan) : Actual: Delay from plan:

100 % (31 Mar 59) 75.97 % 24.03%

Remarks: The project don’t have work of process because of heavy rainfall.

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Summary progress of Tabma reservoir Pipe Work Work process of pipe size 900 mm. completed collection 15,401 m.

(90.17%) from 17,080 m.

Work process of pipe size 1,400 mm. completed collection 2,820 m.

(87.58%) from 3,220 m.

Pond works  Work process of excavation 85.0%  Compacted soil total 10,125 m. now completed collection 3.290 km. (32.90%)

Tabma pumping station  Work process is 0.00%, completed collection 44.44% Rayong pumping station  Work process is 0.00%, completed collection 41.81%

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Summary progress of Naong Palai – Nong Kho 2



Pipe laying work  Size 1,200 mm. work process 96.41%  Size 700 mm. work process 39.79%



Temporary pump station  Civil work :Completed Ground of Pumping station, pump platform. During preparation columns and roof  Mechanical work : Completed install pump, prepare base plate.  Electric work: Completed install container for system control 17

End of Presentation

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