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Hartley, CA Air Quality

← Hartley

Air quality in Hartley

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
32
Good
PM2.5
7.7 µg/m³
WHO guideline 15
PM10
9.9 µg/m³
WHO guideline 45
NO₂ · O₃
15 · 23
µg/m³

Hour by hour (12h)

US EPA AQI
12:00 AM 💨 PM2.5 7.7 µg/m³
32Good
1:00 AM 💨 PM2.5 7.7 µg/m³
32Good
2:00 AM 💨 PM2.5 7.7 µg/m³
32Good
3:00 AM 💨 PM2.5 7.6 µg/m³
32Good
4:00 AM 💨 PM2.5 6.7 µg/m³
28Good
5:00 AM 💨 PM2.5 6.4 µg/m³
27Good
6:00 AM 💨 PM2.5 6.2 µg/m³
26Good
7:00 AM 💨 PM2.5 6 µg/m³
25Good
8:00 AM 💨 PM2.5 6.1 µg/m³
25Good
9:00 AM 💨 PM2.5 5.9 µg/m³
25Good
10:00 AM 💨 PM2.5 5.8 µg/m³
24Good
11:00 AM 💨 PM2.5 6.1 µg/m³
25Good

Next few days

daily max · US EPA AQI
Thu 💨 Good · UV Very high
47
Fri 💨 Good · UV Very high
40
Sat 💨 Good · UV Very high
40
Sun 💨 Good · UV Very high
50
Mon 💨 Good · UV High
49
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Updated: 12:40 AM