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Saint-Jean-sur-Richelieu, QC Air Quality

← Saint-Jean-sur-Richelieu

Air quality in Saint-Jean-sur-Richelieu

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
40
Good
PM2.5
9.7 µg/m³
WHO guideline 15
PM10
9.7 µg/m³
WHO guideline 45
NO₂ · O₃
20 · 44
µg/m³

Hour by hour (12h)

US EPA AQI
9:00 PM 💨 PM2.5 9.7 µg/m³
40Good
10:00 PM 💨 PM2.5 8.8 µg/m³
37Good
11:00 PM 💨 PM2.5 8.1 µg/m³
34Good
12:00 AM 💨 PM2.5 7.6 µg/m³
32Good
1:00 AM 💨 PM2.5 7.2 µg/m³
30Good
2:00 AM 💨 PM2.5 6.8 µg/m³
28Good
3:00 AM 💨 PM2.5 6.6 µg/m³
28Good
4:00 AM 💨 PM2.5 6.6 µg/m³
28Good
5:00 AM 💨 PM2.5 6.9 µg/m³
29Good
6:00 AM 💨 PM2.5 7.2 µg/m³
30Good
7:00 AM 💨 PM2.5 7.3 µg/m³
30Good
8:00 AM 💨 PM2.5 7.4 µg/m³
31Good

Next few days

daily max · US EPA AQI
Thu 💨 Good · UV High
44
Fri 💨 Good · UV Moderate
48
Sat 💨 Good · UV Low
39
Sun 💨 Moderate · UV Moderate
55
Mon 💨 Moderate · UV High
54
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Updated: 9:55 PM