Air quality in Grand Rapids
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
10.1 µg/m³
WHO guideline 15
PM10
10.4 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
7:00 PM
💨
PM2.5 10.1 µg/m³
44Good
8:00 PM
💨
PM2.5 10.9 µg/m³
45Good
9:00 PM
💨
PM2.5 12.1 µg/m³
51Moderate
10:00 PM
💨
PM2.5 13 µg/m³
53Moderate
11:00 PM
💨
PM2.5 13.9 µg/m³
55Moderate
12:00 AM
💨
PM2.5 14.6 µg/m³
56Moderate
1:00 AM
💨
PM2.5 14.8 µg/m³
57Moderate
2:00 AM
💨
PM2.5 14.9 µg/m³
57Moderate
3:00 AM
💨
PM2.5 15.3 µg/m³
58Moderate
4:00 AM
💨
PM2.5 15.5 µg/m³
58Moderate
5:00 AM
💨
PM2.5 15.9 µg/m³
59Moderate
6:00 AM
💨
PM2.5 16.4 µg/m³
60Moderate
Next few days
daily max · US EPA AQI
Fri
💨
Moderate · UV High
55
Sat
💨
Moderate · UV Moderate
81
Sun
💨
Moderate · UV Moderate
76
Mon
💨
Moderate · UV Moderate
68
Tue
💨
No data · UV Moderate
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