Latest PSI Singapore Readings
We present the latest PSI Singapore reading. PSI is the Standard Pollutions Index.
3-hour SPI Reading 12 September 2011:
11am 41
12pm 38
1pm 41
2pm 53
24-Hour PSI Singapore Reading at 4pm on 12 September 2011:
North 62 Moderate
South 54 Moderate
East 48 Good
West 62 Moderate
Central 55 Moderate
Overall Singapore* 62 Moderate
The PSI value gives an indication of the air quality as shown:
PSI Value Air Quality Descriptor
0 - 50 Good
51 - 100 Moderate
101 - 200 Unhealthy
201 - 300 Very unhealthy
Above 300 Hazardous
Source: NEA National Environment Agency Singapore