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Los Osos, CA Air Quality

← Los Osos

Air quality in Los Osos

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
120
Unhealthy for Sensitive Groups
PM2.5
43.1 µg/m³
WHO guideline 15
PM10
47.4 µg/m³
WHO guideline 45
NO₂ · O₃
13 · 27
µg/m³

Hour by hour (12h)

US EPA AQI
5:00 AM 💨 PM2.5 43.1 µg/m³
120Unhealthy for Sensitive Groups
6:00 AM 💨 PM2.5 41.8 µg/m³
117Unhealthy for Sensitive Groups
7:00 AM 💨 PM2.5 40.3 µg/m³
113Unhealthy for Sensitive Groups
8:00 AM 💨 PM2.5 35.5 µg/m³
101Unhealthy for Sensitive Groups
9:00 AM 💨 PM2.5 35.4 µg/m³
100Moderate
10:00 AM 💨 PM2.5 34 µg/m³
97Moderate
11:00 AM 💨 PM2.5 31.5 µg/m³
92Moderate
12:00 PM 💨 PM2.5 29 µg/m³
87Moderate
1:00 PM 💨 PM2.5 26.2 µg/m³
81Moderate
2:00 PM 💨 PM2.5 23 µg/m³
74Moderate
3:00 PM 💨 PM2.5 20.3 µg/m³
68Moderate
4:00 PM 💨 PM2.5 18.9 µg/m³
65Moderate

Next few days

daily max · US EPA AQI
Sun 💨 Unhealthy for Sensitive Groups · UV Very high
127
Mon 💨 Unhealthy for Sensitive Groups · UV Very high
123
Tue 💨 Unhealthy for Sensitive Groups · UV Very high
146
Wed 💨 Unhealthy for Sensitive Groups · UV Very high
138
Thu 💨 Unhealthy for Sensitive Groups · UV High
113
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Updated: 5:37 AM