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Saint Joseph, IL Air Quality

← Saint Joseph

Air quality in Saint Joseph

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
31
Good
PM2.5
5.7 µg/m³
WHO guideline 15
PM10
5.9 µg/m³
WHO guideline 45
NO₂ · O₃
7 · 66
µg/m³

Hour by hour (12h)

US EPA AQI
9:00 AM 💨 PM2.5 5.7 µg/m³
31Good
10:00 AM 💨 PM2.5 6.2 µg/m³
38Good
11:00 AM 💨 PM2.5 6.7 µg/m³
44Good
12:00 PM 💨 PM2.5 6.2 µg/m³
48Good
1:00 PM 💨 PM2.5 6 µg/m³
63Moderate
2:00 PM 💨 PM2.5 5.9 µg/m³
70Moderate
3:00 PM 💨 PM2.5 5.8 µg/m³
71Moderate
4:00 PM 💨 PM2.5 5.7 µg/m³
70Moderate
5:00 PM 💨 PM2.5 5.6 µg/m³
65Moderate
6:00 PM 💨 PM2.5 5.4 µg/m³
55Moderate
7:00 PM 💨 PM2.5 5.5 µg/m³
48Good
8:00 PM 💨 PM2.5 5.3 µg/m³
43Good

Next few days

daily max · US EPA AQI
Sat 💨 Moderate · UV High
71
Sun 💨 Moderate · UV Very high
100
Mon 💨 Moderate · UV High
96
Tue 💨 Moderate · UV High
86
Wed 💨 Good · UV Very high
31
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Updated: 9:00 AM