Residents in northern Bangkok and in the capital's inner areas were thrown into panic yesterday after science and Technology Minister Plodprasop suraswadi issued a flood evacuation alert which turned out to be a false alarm. Mr Plodprasop announced that northern run-off had burst through a sluice gate at Khlong Ban Phrao in Pathum i's Sam Khok district. He urged residents in Pathum Thanis Khlong Luang and Lam Luk a districts, in northern Rangsit, Thammasat university Rangsit campus, and residents in Bangkok's sai Mai district to evacuate to safe ground. The areas were expected to be hit by a metre of floodwater, Mr