Air quality in Surrey
The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.
PM2.5
22.8 µg/m³
WHO guideline 15
PM10
24.4 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 PM
💨
PM2.5 22.8 µg/m³
74Moderate
1:00 PM
💨
PM2.5 21.5 µg/m³
71Moderate
2:00 PM
💨
PM2.5 20.9 µg/m³
70Moderate
3:00 PM
💨
PM2.5 20.9 µg/m³
70Moderate
4:00 PM
💨
PM2.5 21.7 µg/m³
71Moderate
5:00 PM
💨
PM2.5 22.6 µg/m³
73Moderate
6:00 PM
💨
PM2.5 22.9 µg/m³
74Moderate
7:00 PM
💨
PM2.5 24.7 µg/m³
77Moderate
8:00 PM
💨
PM2.5 28.5 µg/m³
85Moderate
9:00 PM
💨
PM2.5 34.2 µg/m³
97Moderate
10:00 PM
💨
PM2.5 41 µg/m³
115Unhealthy for Sensitive Groups
11:00 PM
💨
PM2.5 45.3 µg/m³
125Unhealthy for Sensitive Groups
Next few days
daily max · US EPA AQI
Sat
💨
Unhealthy · UV Moderate
154
Sun
💨
Unhealthy for Sensitive Groups · UV Moderate
150
Mon
💨
Unhealthy · UV Moderate
153
Tue
💨
Unhealthy · UV High
151
Wed
💨
Unhealthy for Sensitive Groups · UV High
134