Summary of the water volume and mitigation measures in Rayong and Chonburi Provinces for 2024 On 16th February 2024 16/02/67
1
Overview of water situation in Rayong-Chonburi area on 16th Feb 2024 P
P P
Private Pond
Chonburi
Detail
P
Reservoir capacity (MCM) (Temporary increase) Current storage volume (MCM) on 16 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)
64.28
5.87
42.97
133.05
19.70
210.64
55%
27%
60%
81%
49%
71.4%
52.23
4.87
39.97
119.55
16.70
190.64
-2.65
-0.25
-2.34
-4.40
-1.24
Prasae
Inflow into reservoir (MCM) (On 15 Feb 2024)
64.28
Bang Phra res. P
5.87
Nong Kho res. P
Water volume compared to previous week (-decrease, +increase) (MCM) Total water volume in each area
19.70
-7.98
70.15 MCM (50.7%)
195.71 MCM (71.1%)
Ref: water situation from RID on 16 Feb 2024
210.64 Prasae res.
Khlong Yai res. Nong Pla133.05 Lai res.
42.97
Dok Krai res. P
P
P
P
-4.60
-2.90
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
16 Feb 2024 70.15 MCM. 50.69 %
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.
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Water situation of Bangphra Reservoir (by Year)
Water volume in Bangphra Reservoir (MCM.)
Water Situation of Bangphra Reservoir
150 140
Dead storage
Capacity
LRC - RID
URC - RID
Average 2006-2023
2005
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
URC - RID
16 Feb 2024 64.28 MCM. 54.94 %
140
130 120
120
Reservoir Capacity
Average 2006-2023
MCM.
110 100
100
90 80
2024
2022
80
2017
70 60
60
2023
50 40
015
2021 2019
40
020
20
10 0
005
016
30 20
2018
Minimum reservoir volume
.05 MCM.
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LRC - RID
0
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Water situation of Nongkho Reservoir (by Year)
Water volume in Nongkho Reservoir (MCM.)
Water Situation of Nongkho Reservoir Dead storage Average 2006-2023 2016 2020 2567
26
Capacity Normal useable volume 2017 2021
24
20
URC - RID 2015 2019 2023
URC - RID
16 Feb 2024 5.87 MCM. 27.44 %
25
22
LRC - RID 2005 2018 2022
Reservoir Capacity
.4 MCM. Average 2006-2023
20
2022
18
2021
16
2017 15
2023
14 12
10
2018 10
2024
8
020 2019
6
016
5
4 2 0
015
Normal useable volume MCM. Minimum reservoir volume MCM.
LRC - RID
005 0
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Water situation of Nongplalai, Dokkrai and Klongyai Reservoirs
Water volume in Dokkrai Nongplalai and Klongyai Reservoirs (MCM.)
Water Situation of Dokkrai Nongplalai and Klongyai Reservoirs
380 360 340 320 300 280 260 240 220 200 180 160 140 120 100 80 60 40 20 0
Dead storage Average 2006-2023 2015 2019 2023
Capacity Minimum volume 2016 2020 2024
LRC - RID Increased Capacity 2017 2021
URC - RID 2005 2018 2022
URC - RID
16 Feb 2024 195.71 MCM. 71.1 %
350
Increased reservoir capacity (temporary)
.13 MCM. Average 2006-2023
300
3 reservoirs total capacity
.25 MCM. 2022
2017
250
2021
2024 200
2018 150
2023
2019
016 100
015
020 50
Minimum reservoir volume
Dead storage 0
1
.5 MCM.
31
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LRC - RID
005
MCM.
1
ก.พ.
31
มี.ค.
30
เม.ย.
30
พ.ค.
29
มิ.ย.
29
ก.ค.
28
ส.ค.
27
ก.ย.
27
ต.ค.
26
พ.ย.
26
ธ.ค.
Water situation of Dokkrai Reservoir (by Year) Water Situation of Dokkrai Reservoir Dead storage Increased Capacity 2016 2020 2024
100
Water volume in Dokkrai Reservoir (MCM.)
100
90 80
Capacity Average 2006-2023 2017 2021
LRC - RID 2005 2018 2022
URC - RID 2015 2019 2023
URC - RID
16 Feb 2024 42.97 MCM. 60.18 %
90
Increased reservoir capacity (temporary)
.41 MCM.
2021
Average 2006-2023
80
Reservoir Capacity
70
70
60
60
50
50
40
40
30
30
20
20
.4 MCM. 2022
2017 2018
2024
2023 2019
015
016 020
10
005
10
Minimum reservoir volume
0
0
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Water situation of Nongplalai Reservoir (by Year) Water Situation of Nongplalai Reservoir Dead storage Average 2006-2023 2016 2020 2024
Water volume in Nongplalai Reservoir (MCM.)
220
Capacity Increased Capacity 2017 2021
LRC - RID 2005 2018 2022
URC - RID 2015 2019 2023
16 Feb 2024 133.05 MCM. 81.25 %
200
200
Increased reservoir capacity (temporary)
URC - RID
.62 MCM.
180
2021
Average 2006-2023
Reservoir Capacity
160
.75 MCM.
2024 2018
150
2017 2022
140 120 100
100
2023
80
2019
015
60 020
50
40 20 0
Minimum reservoir volume
0
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016 005
.5 MCM.
เม.ย.
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ก.ย.
LRC - RID
ต.ค.
พ.ย.
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Water situation of Klongyai Reservoir (by Year) Water Situation of Klongyai Reservoir
Water volume in Klongyai Reservoir (MCM.)
Dead storage Average 2006-2023 2016 2020 2024
Capacity Increased Capacity 2017 2021
60 55
LRC - RID Lowest of tunnel 2018 2022
16 Feb 2024 19.7 MCM. 49.13 %
URC - RID 2015 2019 2023
URC - RID 2022
50
Increased reservoir capacity (temporary)
2021
.1 MCM.
50
Average 2006-2023
45 40
Reservoir Capacity
40
.1 MCM.
2017
35 30
30
25 20
2024 2018 20
Lowest water level that can be transferred through tunnel to Nongplalai Reservoir
15 10
2019
016
Minimum reservoir volume .5 MCM.
.2 MCM.
2023
10
015
020
5
LRC - RID
0
0
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Water situation of Prasae Reservoir Water Situation of Prasae Reservoir Dead storage Average 2006-2023 2017 2021
360 340 320 300 280 260 240 220 200 180 160 140 120 100 80 60 40 20 0
Capacity 2005 2018 2022
Water volume in Prasae Reservoir (MCM.)
350
300
LRC - RID 2015 2019 2023
URC - RID 2016 2020 2024
16 Feb 2024 210.64 MCM. 71.4 % Reservoir Capacity
URC - RID
Average 2006-2023
MCM.
250
2024
2022
2018
2023
200
2021 015
150
016
2019
100
2017
020
50
005
Minimum reservoir volume
LRC - RID
MCM.
0
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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 2.60
Actual PS-NPL
3.29 0.56
Plan Private pond
0.35
0.37
3.10
4.50
4.65
25.9
15 Feb
10.06
15 Feb
1.50
1.25
3.85
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
15 Feb
0.29
27.10
1.89
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 16 Feb 2024 Water Volume 89.82 MCM
155
Normal Status (All Clear) Prepare water reserve 130
155 Normal Status (All Clear) Prepare water reserve 130 •
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
155
Target Line and Reservoir Simulation in Rayong
Increase reservoir capacity for temporary 318.13 MCM.
On 16 Feb 2024 Water Volume 176.55 MCM or 71.10%
(Temporary capacity 61.52%)
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. 16/02/67
13
Target Line and Reservoir Simulation in Prasae
On 16 Feb 2024 Water Volume 190.64 MCM or 71.40%
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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