Water Situation_2015-10-16_en

Summary of the water volume, and progress of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces for 2015 16th October 2015 Water War Room

0

OVERVIEW OF WATER Chachoengsao Reserve Pond P2

P4 P3

P5

13

P6

Private Pond

Samnakbok Reserve Pond

Bang Phra res.

40.97

82

P-BPN P8

RAYONG-CHONBURI AREA 16TH OCTOBER 2015

Chonburi

Rayong

Bangphra

Nongkho

Dokkrai

Nongplalai

Klong Yai

Prasae

117.00

21.40

71.40

163.75

40.10

248.00

40.97

6.65

64.88

146.44

43.51

284.28

35%

31%

91%

89%

108%

115%

28.92

5.65

61.88

132.94

40.51

264.28

-

-

0.5131

2.7125

0.4946

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

6.65

Nong Kho res.

P10

28

3.7202

-

Water volume compared +5.44 +0.35 +9.01 +13.00 +4.96 to previous week +7.65 (-decrease, +increase) +5.79 +26.97 (MCM) Total water volume in 47.62 MCM 254.83 MCM each area (34.4 %) (92.6%) Note: * When storage volume falls below 15.2 MCM, it is not possible to transfer water from Klongyai Reservoir to Nongplalai Reservoir

284.28

43.51

Prasae res.

Khlong Yai res.

146.44 P11Pla Lai res.

64.88 Nong P12 P-NP3

Dok Krai res.

P14

P

P13

28

120 P7

P15

180

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

2015 Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Total

7.5*

7.5

9.0

9.0

9.0

9.0

9.0

9.0

12.0

12.0

85.5

1. Primary measures

Planned

1.1 Water diversion via pumping from Prasae Reservoir

Actual

12 Oct 2015

6.61

8.86

8.69

8.32

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

1.4 Pump water from Rayong River 1.5 Water transfer from Bangpakong River actual Total

7.5

7.5

9.0

9.0

9.0

9.22

8.75

2.66

53.11

1.0

1.0

2.0

1.0

3.0

1.71

3.86

10.0

13.0

4.5

0.5

0.5

1.0

4.5

1.5

14.5

15 Oct 2015

8.67

3.10 14.5

17.0

14.0

103.0

2

Simulation of water volume in main Rayong Reservoirs

16 Oct 15 Water Volume: 254.83 MCM.

3

WATER SITUATION

OF

NONGPLALAI, DOKKRAI

Source of data: Royal Irrigation Department

AND

KLONGYAI RESERVOIRS

WATER SITUATION

OF

BANGPHRA

Source of data: Royal Irrigation Department

AND

NONGKHO RESERVOIRS

5

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

12

Summary of the water volume, and progress of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces for 2015-16  On 16th October 2015 the combined water volume in the 3 reservoirs is = 254.83 MCM. (92.6%) • Increase from yesterday= +0.97 MCM. PRASAE RESERVOIR– NONGPLALAI RESERVOIR WATER DIVERSION  PUMPED WATER VOLUME 15TH OCT 2015 42,664  CUMULATIVE PUMPED VOLUME OCT 2015 2,662,046  TOTAL CUMULATIVE PUMPED VOLUME 53,116,694

MCM. MCM MCM.

(1) Prasae : Nongplalai Pump Station: Completed pouring concrete, lean concrete base for support pump and motor and intake channel. Start binding wire for beam at roof top and formwork for intake channel.

(2) *Pipe laying for 30 km section: Completed jaking pipe across Route 344 and joined the main pipe only 1.08 km. pipe laying left. Start formwork for Butterfly valve, Air valve Blow off manhole.

(3) Head Tank: Installing Slip Form which already 100% of work process. Start install Anchorage head for posttension system along HeadTank wall at level +123.90 msl.

(1)

(2)

*Remarks: between negotiation with supplier

(3)

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 (30 Sep 2015) Actual Delay from plan

89.52% 68.59% 20.93%

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

14

End of Presentation

15