Pollutant Standards Index (PSI) Singapore
24 Hour Pollutant Standards Index (PSI) Singapore Level
You may use the 24 HR PSI index to plan for next day activities.
Region | Level |
---|---|
Central | 37 - Good |
North | 37 - Good |
South | 26 - Good |
East | 28 - Good |
West | 30 - Good |
24-HR PSI data last updated at 16/10/2024 10:00AM.
1-HR PM2.5 Singapore Level
You may use the PM2.5 index to plan for immediate outdoor activities such as going for a jog.
Region | Level |
---|---|
Central | 11 (Band 1 - Normal) |
North | 8 (Band 1 - Normal) |
South | 7 (Band 1 - Normal) |
East | 8 (Band 1 - Normal) |
West | 11 (Band 1 - Normal) |
1 HR PM2.5 data last updated at 16/10/2024 10:00AM.
PSI Legend
PSI | Level |
---|---|
0 - 50 |
Good Normal activities |
51 - 100 |
Moderate Normal activities |
101 - 200 |
Unhealthy Healthy Persons: REDUCE prolonged or strenuous outdoor physical exertion Elderly, Pregnant Woman, Children: MINIMISE prolonged or strenous outdoor physical exertion Persons with Chronic Lung Disease, Heart Disease: AVOID prolonged or strenous outdoor physical exertion |
201 and 300 |
Very unhealthy Healthy Persons: AVOID prolonged or strenuous outdoor physical exertion Elderly, Pregnant Woman, Children: MINIMISE outdoor activity Persons with Chronic Lung Disease, Heart Disease: AVOID outdoor activity |
Above 300 |
Hazardous Healthy Persons: MINIMISE outdoor activity Elderly, Pregnant Woman, Children: AVOID outdoor activity Persons with Chronic Lung Disease, Heart Disease: AVOID outdoor activity |
PM2.5 Legend
PM2.5 | Level |
---|---|
0 - 55 |
Band 1 - Normal CONTINUE with normal activities |
56 - 150 |
Band 2 - Elevated REDUCE strenuous outdoor activity for the next hour Vulnerable persons1: AVOID streneous outdoor activity for the next hour |
151 - 250 |
Band 3 - High AVOID strenuous outdoor activity for the next hour Vulnerable persons1: AVOID all outdoor activity for the next hour |
251 and above |
Band 4 - Very High MINIMISE all outdoor activity for the next hour Vulnerable persons1: AVOID all outdoor activity for the next hour |
1. Vulnerable persons include the elderly, pregnant women, children and persons with chronic lung disease or heart disease.
Source: haze.gov.sg
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