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Chadchart Monitors Heavy Rain Tonight, Unconcerned About Bangkok Flooding Confirms Northern Water Release Wont Affect City

Local25 Sep 2026 11:08 GMT+7

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Chadchart Monitors Heavy Rain Tonight, Unconcerned About Bangkok Flooding Confirms Northern Water Release Wont Affect City

Chadchart is monitoring heavy rain again this evening but is unconcerned about flooding in Bangkok. He has ordered officials to be ready to assist the public and expects the situation to ease by 27 September. He confirms that releasing northern water will not affect Bangkok.


On 25 Sep 2026, Chadchart Sittipunt, Governor of Bangkok, spoke about managing water conditions amid rainfall in the city. He said that last night there was heavy rain reaching 91 millimeters near Lat Krabang and Min Buri. About 10 flood points occurred overnight but all had dried up by morning.

Today, a low-pressure area above Bangkok is drawing moisture in, causing rain throughout the day. The main concern is Min Buri and Lat Krabang, where Pravet Canal is nearly full and ultimately flows into Min Buri Canal. Chadchart has directed coordination with the Royal Irrigation Department to drain water toward Paet Riu (Chachoengsao Province) and to utilize retention areas like Bueng Nong Bon and drainage tunnels.

He added that rainfall was still light this morning but advised monitoring the situation again this evening. He expects conditions to improve within two days and believes there is no risk of severe flooding, though minor localized flooding might occur, so there is nothing to be overly concerned about.

The public is advised to plan travel as more rain is expected this evening. The Bangkok Metropolitan Administration has deployed all units, including municipal officers, to provide services in areas prone to problems during the evening rush, such as On Nut-Udom Suk. Street cleaning crews have been ordered to manage waste around drainage inlets. These measures will continue through 27 September 2026.

Regarding tidal surges and northern water levels, Chadchart stated there is little concern. The current highest water level is 80 centimeters, while Bangkok's flood barriers stand at 3 meters. Therefore, even releasing northern water at up to 2,000 cubic meters per second is not critical for Bangkok. Any impact might be felt in Phra Nakhon Si Ayutthaya, particularly in areas outside flood barriers, but 99% of Bangkok is protected by 3-meter-high embankments.

Thus, northern water poses no problem, and northern water and rainwater are managed separately: barriers keep northern water out, while rainwater is pumped out. Some areas such as Wat Thewarat Kuncho and the community near the rice mill may experience normal flooding because they lie outside the flood barriers.