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Thailand warns on Sept 21 of 0.5–1.5m water rise below Chao Phraya Dam
MONDAY, SEPTEMBER 21, 2026
Thailand plans higher Chao Phraya Dam releases after heavy rain, putting low-lying areas outside Ayutthaya’s flood embankments at risk.
RID Issues Flood Alert for 11 Provinces as Chao Phraya Rises
SATURDAY, SEPTEMBER 19, 2026
The Royal Irrigation Department warns 11 provinces to prepare for rising river levels as Chao Phraya Dam discharges increase due to northern runoff
Thailand builds dry-season reserves amid 10% rainfall deficit
MONDAY, SEPTEMBER 14, 2026
Thailand is prioritising household water supplies for the next dry season, while preparing flood-response equipment as heavy rain continues.
Chao Phraya dams retain capacity amid heavy rain forecast
THURSDAY, AUGUST 27, 2026
Thailand faces heavy rain from August 29 to September 2, while the RID says four major Chao Phraya dams remain at 61% capacity
Ayutthaya river levels may rise 1.5m under dam outflow plan
TUESDAY, AUGUST 25, 2026
The Royal Irrigation Department expects inflow above Chao Phraya Dam to reach 1,100-1,200 cubic metres per second and plans diversions on both sides.
Easy-to-read Flood Marks help communities prepare for floods with three days’ warning
TUESDAY, AUGUST 25, 2026
The Royal Irrigation Department is expanding its installation of Flood Marks, or “water watch posts”, across the Chao Phraya and Tha Chin river basins to turn complex hydrological data into simple colour-coded warnings for riverside communities.
RID issues seven-province warning over Chao Phraya Dam water release
MONDAY, AUGUST 24, 2026
The Royal Irrigation Department expects flow through the dam to rise to 500–700 cubic metres per second, lifting downstream levels by 1–1.5 metres.
Chiang Mai and Nan step up flood watch as rivers rise
MONDAY, AUGUST 10, 2026
Heavy rain is lifting river levels across northern Thailand, prompting 24-hour monitoring and drainage operations in Chiang Mai and Nan
Thailand and Japan expand Paditch irrigation to boost farm yields
FRIDAY, JULY 24, 2026
Thailand’s RID and Japan are scaling up Paditch smart irrigation after pilots in Lampang and Kalasin raised rice yields and cut water-delivery delays.
Irrigation Office 4 steps up water management efforts
FRIDAY, JULY 24, 2026
Deputy Agriculture Minister Piyarat Tiyapairat reviews water management and irrigation projects in areas overseen by Regional Irrigation Office 4.