Summary of the water volume and mitigation measures in Rayong and Chonburi Provinces for 2024 On 6th December 2024 09/12/67
1
Overview of water situation in Rayong-Chonburi area on 6th Dec 2024 P
P P
Private Pond
P
Chonburi
Detail
Reservoir capacity (MCM) (Temporary increase) Current storage volume (MCM) on 29th Nov 2024 Percentage of reservoir capacity Samnakbok Useable storage volume Reserve Pond (excluding Dead Storage) (MCM) P
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)
107.50
14.69
79.65
164.47
32.79
92%
69%
111.55%
100.44%
81.78% 90.63%
95.45
13.69
76.65
150.97
29.79
0.060
-
0.351
Inflow into reservoir (MCM) (On 28th Nov 2024)
107.50
Bang Phra res. P
14.69
Nong Kho res. P
Water volume compared to previous week (-decrease, +increase) (MCM) Total water volume in each area
Rayong
(100.30%)
+0.01
-0.12
+0.24
79.65
Dok Krai res. P
P
(64.18%)
-1.43
247.36 0.00
-1.15 -5.70
-0.11
-2.34
122.19 MCM (88.30%)
276.91 MCM (100.60%)
Ref: water situation from RID on 29st Nov 2024
267.36 Prasae res.
Khlong Yai res. Nong Pla164.47 Lai res. P
267.36
0.410
32.79
P
(87.66%)
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
09/12/67
3
Water situation of Bangphra Reservoir (by Year)
09/12/67
4
Water situation of Nongkho Reservoir (by Year)
09/12/67
5
Water situation of Nongplalai, Dokkrai and Klongyai Reservoirs
Water situation of Dokkrai Reservoir (by Year)
09/12/67
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
OCT
NOV
DEC
Total
Plan MOU PS - KY
2.19
4.00
8.50
8.50
8.50
5.00
5.00
5.00
5.00
5.00
5.00
5.00
66.69
Plan PS- NPL
3.30
2.22
3.50
4.11
3.28
0.78
0.83
0.40
0.39
1.36
6.09
6.14
32.41
7.46
6.23
7.72 7.02 6.07 5.70 5.99 5.73 6.05 7.01
5.32
5 Dec 71.66 1.36
4.40
5 Dec 0.97 33.93
1. Primary measures
1.1Water diversion via pumping from Prasae Reservoir PS. Divert water to irrigation area during Jan to Mar 2024
PS-KY (Diver for irrigation) Actual PS-NPL
1.2 Divert Water from Bangpakong River + Private Pond
Plan Private pond
(4.87)
(2.45)
3.29 2.22 3.50 4.11 3.28 3.25 2.73 2.48 0.68 3.02 1.50
1.25
1.25
1.25
1.25
1.25
Plan Bangpakong River Actual PrivatePond
1.4 Divert Water from Klong Pantong - Klong Pra Ong Chaiyanuchit
8.97
9.30
9.12
34.51
7.14 7.21
Plan Actual
7.05
0.40 1.31 0.71 0.72 1.48 0.92
Actual Bangpakong River
1.3 Klong Saphan reverse pumping station
10.58
1.25 0.08
1.60
(7.32)
2.05
8.35
8.38
14 Nov 3.53
27.55
4.00 4.00 2.00 2.00
12.00
0.06
4.92
1.93
0.00
0.88
Plan
4.00 14.00 14.00 14.00 14.00 10.00
Actual
8.60 13.95 15.05 14.43 15.19 13.08
70.00
30 Nov
-
80.3
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
OCT
NOV
DEC
Total
Plan
0.00
0.00
1.00
2.00
2.00
0.00
0.00
5.00
Actual
0.00 0.00 1.08 2.23 2.93
2. Secondary measures 2.1 La Harn Lai Sta.
2.2 Wang Ta Nod
31 Oct
6.24
Plan Actual
09/12/67
12
Target Line and Reservoir Simulation in Chonburi
6th Dec 2024 Water Volume 144.04 MCM
Normal Status (All Clear) 155
Prepare water reserve 130 Surveillance of water scarcity
155 Normal Status (All Clear) Prepare water reserve 130
•
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)
•
•
Water shortage warning Minimum storage volume15.05 MCM.
• •
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 6th Dec 2024 Water Volume 273.374 MCM or 99.32%
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. 09/12/67
14
Target Line and Reservoir Simulation in Prasae
On 6th Dec 2024 Water Volume 261.20 MCM or 88.54%
Storage Volume 295.0 MCM
250
Normal Status (All Clear) Prepare water reserve
Prepare water reserve • •
Surveillance of water scarcity
250
Normal Status (All Clear)
•
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 Minimum storage volume 20.0 MCM.
250
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