Summary of the water volume and mitigation measures in Rayong and Chonburi Provinces for 2024
On 5th April 2024
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Overview of water situation in Rayong-Chonburi area on 5th Apr 2024
Chonburi Rayong BangPhra Nong Kho Dokkrai Nong Pla Lai Klong Yai Prasae Reservoir capacity (MCM) (Temporary increase) 117.00 21.40 71.40 (79.41) 163.75 (187.62) 40.10 (51.10) 295.00 Current storage volume (MCM) on 5th Apr 2024 51.93 7.18 31.42 107.54 21.73 162.10 Percentage of reservoir capacity 44% 34% 44% 66% 54% 54.9% Useable storage volume (excluding Dead Storage) (MCM) 39.88 6.18 28.42 94.04 18.73 142.10 Inflow into reservoir (MCM) (On 4thApr 2024) - - 0.70Water volume compared to previous week (-decrease, +increase) (MCM) -2.19 +0.03 -0.59 -6.16 +0.31 -7.35 -2.16 -6.43 Total water volume in each area 59.11 ล้าน ลบ.ม. (45.6%) 171.25 ล้าน ลบ.ม. (62.22%) Samnakbok Reserve Pond Khlong Yai res. Nong Pla Lai res. Dok Krai res. Private Pond Prasae res. Existing Pipe Network Constructing Pipe Network Raw Water Pipe Line (EW) Existing Pipe Network Constructing Pipe Network Raw Water Pipe Line (RID) Bang Phra res. Nong Kho res. P P P P P P P P P P P P P P P 162.10 21.73 Supply (MCM.) Pump Station Reservoir XX P 31.42 107.54 51.93 7.18 P
Detail
Ref: water situation from RID on 5 Apr 2024 Normal 50.01-80.00% Emergency 30.01-50.00% Critical <30.00% Emergency Pond
Water situation of Bangphra, Nongkho Reservoir
Water situation of Bangphra Reservoir (by Year)
Water situation of Nongkho Reservoir (by Year)
Water situation of Nongplalai, Dokkrai and Klongyai Reservoirs
Water situation of Dokkrai Reservoir (by Year)
Water situation of Nongplalai Reservoir (by Year)
Water situation of Klongyai Reservoir (by Year)
Water situation of Prasae Reservoir
Measure Planned Water Volume (MCM) 2024 JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Total
1. Primary measures
1.1Water diversion via pumping from Prasae Reservoir
PlanMOU PS-KY 2.19 4.00 8.50 8.50 8.50 8.50 8.50 4.25 52.94 Plan PS-NPL 0.59 0.35 0.37 0.36 0.37 3.60 2.48 2.48 3.00 3.10 4.50 4.65 25.9 PS-KY (Diver for irrigation) 7.46 (4.87) 6.23 (2.45) 7.72 1.12 22.53 (7.32) Actual PS-NPL 3.29 2.22 3.50 0.58 9.59
PS. Divert water to irrigation area during Jan to Mar 2024
River + Private Pond Plan Privatepond 1.50 1.25 1.25 1.25 1.25 1.25 1.25 10.58 Plan Bangpakong River 7.22 6.29 6.77 6.78 27.10 Actual PrivatePond 1.60 0.40 1.31 0.13 3.44 Actual Bangpakong River
Klong Saphan reverse pumping station Plan 5.00 5.00 10.00 Actual 1.4 Divert Water from Klong Pra Ong Chaiyanuchit Plan 14.00 14.00 14.00 14.00 56.00 Actual
2024 4 Apr 4 Apr 4 Apr
1.2 Divert Water from Bangpakong
1.3
Summary of water shortage prevention and mitigation measures in Rayong and Chonburi Provinces
Target Line and Reservoir Simulation in Chonburi
On 5 Apr 2024
Water Volume 74.34 MCM
155
Normal Status All Clear)
Prepare water reserve
130
Surveillance of water scarcity
Water shortage warning
Minimum storage volume15.05 MCM.
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)
• 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
155 155
Target Line and Reservoir Simulation in Rayong
On 5 Apr 2024
Water Volume 160.70 MCM or 58.38%
Increase reservoir capacity for temporary 318.13 MCM.
Normal Status
All Clear)
170
Surveillance of water scarcity
Water shortage warning
Normal Status
All Clear)
Prepare water reserve
Minimum storage volume 31.70 MCM.
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
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230 220
220
Target Line and Reservoir Simulation in Prasae
Prepare water reserve
Surveillance of water scarcity
Water shortage warning
Minimum storage volume 20.0 MCM.
On 5 Apr 2024
Normal Status All Clear)
Water Volume 162.10 MCM or 54.95% 250
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
250
Storage Volume 295.0 MCM
Normal Status All Clear)
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