Summary of the water volume and mitigation measures in Rayong and Chonburi Provinces for 2024 On 2nd February 2024 02/02/67
1
Overview of water situation in Rayong-Chonburi area on 2nd Feb 2024 P
P P
Private Pond
Chonburi
Detail
P
Reservoir capacity (MCM) (Temporary increase) Current storage volume (MCM) on 2 Feb 2024 Percentage of reservoir capacity Samnakbok Useable storage volume Reserve Pond (excluding Dead Storage) (MCM) P
Rayong
BangPhra
Nong Kho
Dokkrai
Nong Pla Lai
Klong Yai
117.00
21.40
71.40 (79.41)
163.75 (187.62)
40.10 295.00 (51.10)
69.34
6.29
47.05
141.64
22.38
219.56
59%
29%
66%
86%
56%
74.4%
57.29
5.29
44.05
128.14
19.38
199.56
-
0.043
-
Inflow into reservoir (MCM) (On 1 Feb 2024)
69.34
Bang Phra res. P
6.29
Nong Kho res. P
-2.48
22.38
-0.28
-2.39
Dok Krai res. P
P
P
-3.93
-0.74
-4.68
-2.75
-7.06
75.63 MCM (54.6%)
211.07 MCM (76.68%)
Ref: water situation from RID on 2 Feb 2024
219.56 Prasae res.
Khlong Yai res. Nong Pla141.64 Lai res. P
-
-
Water volume compared to previous week (-decrease, +increase) (MCM) Total water volume in each area
47.05
Prasae
P
P
P
Normal 50.01-80.00% Emergency 30.01-50.00% Critical <30.00%
XX Emergency Pond
P
Supply (MCM.) Pump Station Reservoir
P
Raw Water Pipe Line (EW) P
Existing Pipe Network Constructing Pipe Network
Raw Water Pipe Line (RID) Existing Pipe Network Constructing Pipe Network
Water situation of Bangphra, Nongkho Reservoir Water volume in Bangphra and Nongkho Reservoirs (MCM.)
Water Situation of Bangphra and Nongkho Reservoirs
170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0
Dead storage
Capacity
LRC - RID
URC - RID
Average 2006-2023
2005
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
140
URC - RID
2 Feb 2024 75.63 MCM. 54.64 %
160
2 Reservoirs total capacity 138.4 MCM. Average 2006-2023
120
2022
100
2017 80
2024
2018 2023
60
015
2021 2019
40
005
020 016
20
0
LRC - RID
Minimum reservoir volume 13.05 MCM.
02/02/67 ม.ค.
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Water situation of Bangphra Reservoir (by Year)
02/02/67
4
Water situation of Nongkho Reservoir (by Year)
02/02/67
5
Water situation of Nongplalai, Dokkrai and Klongyai Reservoirs
Water situation of Dokkrai Reservoir (by Year)
02/02/67
7
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 2024 Planned Water Volume (MCM) 2024
Measure JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
4.25
8.50
8.50
8.50
8.50
4.25
0.36
0.37
3.60
2.48
2.48
3.00
OCT
NOV
DEC
Total
1. Primary measures
1.1Water diversion via pumping from Prasae Reservoir PS. Divert water to irrigation area during Jan to Mar 2024
1.2 Divert Water from Bangpakong River + Private Pond
Plan MOU PS - KY Plan PS- NPL
0.59
PS-KY (Diver for irrigation)
7.46 0.23
Actual PS-NPL
3.29 0.09
Plan Private pond
0.35
0.37
3.10
4.50
4.65
25.9
1 Feb
7.69
1 Feb
1.50
1.25
3.38
1.25
1.25
1.25
1.25
10.58
1.25
Plan Bangpakong River Actual PrivatePond
42.5
7.22 1.60
6.29
6.77
6.78
1 Feb
0.02
27.10
1.62
Actual Bangpakong River
1.3 Klong Saphan reverse pumping station
1.4 Divert Water from Klong Pra Ong Chaiyanuchit
Plan
10.00
5.00 5.00
Actual Plan
Actual
14.00 14.00 14.00 14.00
56.00
Target Line and Reservoir Simulation in Chonburi
On 2 Feb 2024 Water Volume 96.57 MCM
155
Normal Status (All Clear) Prepare water reserve 130 Surveillance of water scarcity
155 Normal Status (All Clear) Prepare water reserve 130 • •
•
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
155
Target Line and Reservoir Simulation in Rayong
Increase reservoir capacity for temporary 318.13 MCM.
On 2 Feb 2024 Water Volume 211.07 MCM or 76.68%
(Temporary capacity 66.35%)
Normal Status (All Clear)
Normal Status (All Clear)
230 Prepare water reserve
220 170
• •
Surveillance of water scarcity •
Water shortage warning
• •
220
170
Divert water from Prasae reservoir via Prasae-Klong Yai pipeline and PrasaeNong 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) 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. 02/02/67
13
Target Line and Reservoir Simulation in Prasae
On 2 Feb 2024 Water Volume 219.56 MCM or 74.43%
Storage Volume 295.0 MCM
250
Normal Status (All Clear) Prepare water reserve
• •
Surveillance of water scarcity
Water shortage warning Minimum storage volume 20.0 MCM.
•
250
Normal Status (All Clear) Prepare water reserve
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
250
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