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Simpsonville, SC Air Quality

← Simpsonville

Air quality in Simpsonville

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
51
Moderate
PM2.5
12.1 µg/m³
WHO guideline 15
PM10
12.5 µg/m³
WHO guideline 45
NO₂ · O₃
6 · 103
µg/m³

Hour by hour (12h)

US EPA AQI
8:00 PM 💨 PM2.5 12.1 µg/m³
51Moderate
9:00 PM 💨 PM2.5 13.3 µg/m³
54Moderate
10:00 PM 💨 PM2.5 15.4 µg/m³
58Moderate
11:00 PM 💨 PM2.5 16.4 µg/m³
60Moderate
12:00 AM 💨 PM2.5 17.3 µg/m³
62Moderate
1:00 AM 💨 PM2.5 17.7 µg/m³
63Moderate
2:00 AM 💨 PM2.5 19.2 µg/m³
66Moderate
3:00 AM 💨 PM2.5 19.7 µg/m³
67Moderate
4:00 AM 💨 PM2.5 20.2 µg/m³
68Moderate
5:00 AM 💨 PM2.5 20.3 µg/m³
68Moderate
6:00 AM 💨 PM2.5 20.1 µg/m³
68Moderate
7:00 AM 💨 PM2.5 20.3 µg/m³
68Moderate

Next few days

daily max · US EPA AQI
Thu 💨 Unhealthy for Sensitive Groups · UV Very high
108
Fri 💨 Moderate · UV High
93
Sat 💨 Moderate · UV High
81
Sun 💨 Moderate · UV Very high
58
Mon 💨 Moderate · UV Very high
52
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Updated: 8:52 PM