Red flags will be posted if the river is in danger of overflowing into riverside communities.
Some 300 households in the northern district of Sam Ngam are already flooded by overflows from the Yom River after a week of heavy rain.
Villagers in flood-prone areas of the lower North province are urging authorities to build a permanent river dam to eliminate the problem.
Jamrat Phosala, a resident of Sam Ngam district, said on Thursday that houses in her area are flooded every year during the rainy season. Sometimes the floodwater reaches as high as the second storey.
“Having a dam over the Yom River might help fix the problem,” she said.
Upstream in the neighbouring province of Phitsanulok, the Yom River has risen to 5.15 metres with a flow rate of 301 cubic metres per…
