Pollution Control Department Say’s Chiang Rai’s Air Quality Still Unsafe
CHIANG RAI – Air quality in the northern region has improved except for a border area in Chiang Rai province where the pollution has posed a negative health effect.
The Pollution Control Departmentâ€™s (PCD) Director General Wijarn Simachaya said the air pollution level in the northern region is at moderate level to health, with the airborne particulate matter recorded at 200 microgram per cubic meter in the border area of Wiang Phang Kham county, Mae Sai District, Chiang Rai province.
The Chiang Rai area has been influenced by haze blown across the border from the neighboring country.
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