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Arcadia, CA Air Quality

← Arcadia

Air quality in Arcadia

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
76
Moderate
PM2.5
24.2 µg/m³
WHO guideline 15
PM10
29.3 µg/m³
WHO guideline 45
NO₂ · O₃
61 · 13
µg/m³

Hour by hour (12h)

US EPA AQI
2:00 AM 💨 PM2.5 24.2 µg/m³
76Moderate
3:00 AM 💨 PM2.5 26.5 µg/m³
81Moderate
4:00 AM 💨 PM2.5 28.6 µg/m³
86Moderate
5:00 AM 💨 PM2.5 30.3 µg/m³
89Moderate
6:00 AM 💨 PM2.5 31.7 µg/m³
92Moderate
7:00 AM 💨 PM2.5 32.8 µg/m³
95Moderate
8:00 AM 💨 PM2.5 30.7 µg/m³
90Moderate
9:00 AM 💨 PM2.5 25.6 µg/m³
79Moderate
10:00 AM 💨 PM2.5 24.2 µg/m³
76Moderate
11:00 AM 💨 PM2.5 23.4 µg/m³
75Moderate
12:00 PM 💨 PM2.5 22.9 µg/m³
74Moderate
1:00 PM 💨 PM2.5 22.6 µg/m³
73Moderate

Next few days

daily max · US EPA AQI
Fri 💨 Unhealthy for Sensitive Groups · UV Very high
109
Sat 💨 Unhealthy for Sensitive Groups · UV Very high
117
Sun 💨 Unhealthy for Sensitive Groups · UV Very high
147
Mon 💨 Unhealthy for Sensitive Groups · UV Very high
108
Tue 💨 Moderate · UV Very high
90
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Updated: 2:26 AM