On 15 Jan 2021 22/01/64
1
Overview of water situation in Rayong-Chonburi area on 15 Jan 2021 P2
P4
Chonburi
P1
Rayong
Bangphra
Nongkho
Dokkrai
Nongplalai
Klong Yai
Prasae
117.00
21.40
79.41
163.75
40.10
295.00
71.40
15.98
67.29
148.42
33.95
222.34
61%
75%
94%
91%
85%
75%
59.35
14.98
64.29
134.92
30.95
202.34
-
-
0.102
0.117
0.102
-2.10
-0.52
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
Inflow into reservoir (MCM) (On 14 Jan 21)
71.40
Bang Phra res. P-BPN
P9
P8
15.98
Nong Kho res. P10
37
Water volume compared to previous week (-decrease, +increase) (MCM) Total water volume in each area
34
148.42
67.29
-1.50
-5.48 -10.55
87.38 MCM (63.1%)
249.66 MCM (90.70%)
33.95
-3.58 -3.91
-2.62
222.34
Prasae res.
Khlong Yai res. Nong Pla Lai res.
Dok Krai res.
-
0.320
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 2564 (MCM.) Supply (MCM.) Pump Station Raw Water Pipe Line (RID) Existing Pipe Network Constructing Pipe Network
Water situation of Bangphra, Nongkho Reservoir
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Water situation of Bangphra Reservoir (by Year)
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Water situation of Nongkho Reservoir (by Year)
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Water situation of Nongplalai, Dokkrai and Klongyai Reservoirs
Water situation of Dokkrai Reservoir (by Year)
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Water situation of Nongplalai Reservoir (by Year)
Water situation of Klongyai Reservoir (by Year)
Water situation of Prasae Reservoir
Summary of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces 2021 Planned Water Volume (MCM) 2021
Measure JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
8.0
8.0
8.0
8.0
8.0
3.00
3.00
3.00
3.00
6.00
SEP
OCT
NOV
DEC
Total
1. Primary measures
1.1Water diversion via pumping from Prasae Reservoir PS: 1. Plans for pumping water from the Prasae reservoir will adjust according to the water situation 2. Prasae – Nong Pla Lai start divert from 5 Jan 2021. Supply water to the community along the pipe. 1.2 Divert Water from Bangpakong River + Private Pond
Planned PS - KY Planned PS- NPL
3.00
30.00
6.00
Actual PS-KY Actual PS-NPL
Planned Private Pond
0.00
14 Jan 0.17 1.86
Planned Actual Private Pond
Actual Bangpakong
Planned Actual
0.17 1.68
1.86
0.35
5.75
6.80
Bangpakong
1.3 Divert Water from Klong Pra Ong Chaiyanuchit
3.00
40.00
14 Jan 0.85
7.80
7.40
22.00
0.85
Target Line and Reservoir Simulation in Chonburi
Storage Volume 138.40 MCM
155
On 15 Jan 2021 Water Volume 87.38 MCM or 63.1%
Normal Status (All Clear)
155
130 Prepare water reserve •
Surveillance of water scarcity
•
•
Water shortage warning Minimum storage volume15.05 MCM.
• •
Divert water from Bang Pa Kong River and Pra Ong Chaiyanuchit (diversion will according to the water situation) Increase water diversion from Rayong (diversion will according to the water situation)
Divert Water from Khlong Luang Ratchalothorn reservoir (diversion will according to the water situation) Consideration for another private pond Reduce water usage for various activities
Target Line and Reservoir Simulation in Rayong
On 15 Jan 2021 Water Volume 249.66 MCM or 90.7%
Storage Volume 138.40 MCM
Normal Status (All Clear)
220
170 Surveillance of water scarcity
•
220
Divert water from Prasae reservoir via Prasae-Klong Yai pipeline and Prasae-Nong Pla Lai pipeline (diversion will according to the water situation) Divert water from Wat La Harn Rai to Nong Pla Lai reservoir (diversion will according to the water situation)
•
•
Water shortage warning
230
• •
Divert water from Prasae reservoir via Prasae-Klong Yai pipeline and Prasae-Nong Pla Lai pipeline (Full efficiency) Divert water from Wat La Harn Rai to Nong Pla Lai reservoir (Full efficiency) Reduce water consumption for all activities
Minimum storage volume 31.70 MCM. 22/01/64
13
Target Line and Reservoir Simulation in Prasae
Storage Volume 295.0 MCM
On 15 Jan 2021 Water Volume 222.34 MCM or 75.4%
Normal Status (All Clear)
250
250
205 Prepare water reserve •
Surveillance of water scarcity
• •
Water shortage warning Minimum storage volume 20.0 MCM.
Divert water from Khlong Saphan canal to Prasae reservoir (diversion will according to the water situation) Divert water from Wang Ta Nod canal to Prasae reservoir (diversion will according to the water situation) decrease divert water from Prasae reservoir (diversion will according to the water situation)
• Reduce water consumption for all activities
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