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PSI Updates
at 10am on 25 Aug 2016

24-hr PSI: 30 - 41
3-hr PSI: 38
1-hr PM2.5 (µg/m3): 5 - 11
Band I (Normal)
41
North
30
West
35
Central
33
East
35
South

Note: Air quality based on PSI is as follows:

PSI Value Air Quality Descriptor
0 - 50 Good
51 - 100 Moderate
101 - 200 Unhealthy
201 - 300 Very unhealthy
Above 300 Hazardous

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