haze

Singapore's air quality dropped back into the moderate range with 3-hour PSI of 80 on Saturday at 4pm.

The highest PSI reading for the year was 130 at 10am on Saturday morning, and the all time high was 226 in 1997.

The 3-hours PSI first entered the unhealthy range at 8am on Saturday morning, with a PSI reading of 101.

The latest satellite pictures showed there were 506 hotspots and thick smoke haze in Sumatra, mainly in Riau, Jambi and South Sumatra, and winds blowing in a southerly to southwesterly direction had brought smoke haze from southern Sumatra to Singapore.

acknowledgement: CHANNEL NEWSASIA

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