Prof Dr Pennung Warnitchai says research shows quake waves can intensify sharply inside Bangkok’s soft-soil basin and last up to two minutes, raising risks for tall buildings. He urges wider use of dampers and a 60-second early-warning system.

ONWR monitors rising flood risks as four major Chao Phraya Basin damsๅ, Bhumibol, Sirikit, Kwae Noi Bamrung Dan, and Pa Sak Jolasid, near full capacity, prompting continuous water discharge.