3 provinces in the North suffer haze again
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Particulate matter in the air in the northern provinces of Mae Hong Son, Chiang Rai and Phayao rose beyond safety levels again Thursday morning with figures standing at 152 micrograms, 138-182mcg and 128mcg respectively.
Particulate matter in downtown Chiang Mai was reported at 118mcg early Thursday – a drop from the predawn figure of 149mcg – while the level of particulate matter in Chiang Dao district was reportedly 349mcg at 8am after which it lowered drastically.
