Air quality in Arlington
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.
US AQI · EPA
119
Unhealthy for Sensitive Groups
PM2.5
12.7 µg/m³
WHO guideline 15
PM10
13 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
3:00 PM
💨
PM2.5 12.7 µg/m³
119Unhealthy for Sensitive Groups
4:00 PM
💨
PM2.5 13.1 µg/m³
111Unhealthy for Sensitive Groups
5:00 PM
💨
PM2.5 14.2 µg/m³
98Moderate
6:00 PM
💨
PM2.5 13.9 µg/m³
73Moderate
7:00 PM
💨
PM2.5 16.2 µg/m³
60Moderate
8:00 PM
💨
PM2.5 18.5 µg/m³
64Moderate
9:00 PM
💨
PM2.5 20.4 µg/m³
68Moderate
10:00 PM
💨
PM2.5 18.5 µg/m³
64Moderate
11:00 PM
💨
PM2.5 11.7 µg/m³
49Good
12:00 AM
💨
PM2.5 17.9 µg/m³
63Moderate
1:00 AM
💨
PM2.5 20.3 µg/m³
68Moderate
2:00 AM
💨
PM2.5 22.9 µg/m³
74Moderate
Next few days
daily max · US EPA AQI
Fri
💨
Unhealthy for Sensitive Groups · UV High
124
Sat
💨
Unhealthy · UV High
152
Sun
💨
Unhealthy for Sensitive Groups · UV Very high
129
Mon
💨
Unhealthy for Sensitive Groups · UV Very high
149
Tue
💨
No data · UV Very high
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