Air quality in Plymouth
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
18.5 µg/m³
WHO guideline 15
PM10
19.1 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
7:00 PM
💨
PM2.5 18.5 µg/m³
64 Moderate
8:00 PM
💨
PM2.5 19.3 µg/m³
66 Moderate
9:00 PM
💨
PM2.5 19.3 µg/m³
66 Moderate
10:00 PM
💨
PM2.5 18.6 µg/m³
65 Moderate
11:00 PM
💨
PM2.5 17.1 µg/m³
62 Moderate
12:00 AM
💨
PM2.5 14.9 µg/m³
57 Moderate
1:00 AM
💨
PM2.5 13 µg/m³
53 Moderate
2:00 AM
💨
PM2.5 11.4 µg/m³
48 Good
3:00 AM
💨
PM2.5 10.3 µg/m³
43 Good
4:00 AM
💨
PM2.5 9.5 µg/m³
40 Good
5:00 AM
💨
PM2.5 9.1 µg/m³
38 Good
6:00 AM
💨
PM2.5 9.1 µg/m³
38 Good
Next few days daily max · US EPA AQI
Sat
💨
Moderate · UV Low
68
Sun
💨
Moderate · UV Low
57
Wed
💨
Good · UV Moderate
27
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain