The readings were taken at 1pm, while visibility in the areas was only one |kilometre in the morning.
Lampang’s Muang district reported a PM10 reading of 127 micrograms yesterday, according to the Pollution Control Department.
Any PM10 reading above 120 micrograms is considered hazardous to health.
For details of the northern |region situation, go to http://air4thai.pcd.go.th/web/region.php?region=2