Air quality in Baltimore
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
5.4 µg/m³
WHO guideline 15
PM10
5.8 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
2:00 PM
💨
PM2.5 5.4 µg/m³
50 Good
3:00 PM
💨
PM2.5 5.1 µg/m³
51 Moderate
4:00 PM
💨
PM2.5 5.3 µg/m³
48 Good
5:00 PM
💨
PM2.5 6.3 µg/m³
45 Good
6:00 PM
💨
PM2.5 9.2 µg/m³
38 Good
7:00 PM
💨
PM2.5 13.6 µg/m³
54 Moderate
8:00 PM
💨
PM2.5 17.8 µg/m³
63 Moderate
9:00 PM
💨
PM2.5 21 µg/m³
70 Moderate
10:00 PM
💨
PM2.5 22.2 µg/m³
72 Moderate
11:00 PM
💨
PM2.5 20.5 µg/m³
69 Moderate
12:00 AM
💨
PM2.5 17.8 µg/m³
63 Moderate
1:00 AM
💨
PM2.5 15.9 µg/m³
59 Moderate
Next few days daily max · US EPA AQI
Fri
💨
Moderate · UV Moderate
72
Sat
💨
Moderate · UV Moderate
63
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain