More haze problems for North Thailand

More haze problems for North Thailand

The northern haze situation has returned, with Chiang Rai province yesterday reporting a reading of particles of less than 10 micrometres (PM10) of 125 and 144 micrograms per cubic metre in its Muang and Mae Sai districts respectively.

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.

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