Air quality in Rancho Penasquitos
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.
PM2.5
14.2 µg/m³
WHO guideline 15
PM10
19.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 PM
💨
PM2.5 14.2 µg/m³
55Moderate
2:00 PM
💨
PM2.5 12.8 µg/m³
52Moderate
3:00 PM
💨
PM2.5 12.3 µg/m³
51Moderate
4:00 PM
💨
PM2.5 12.3 µg/m³
51Moderate
5:00 PM
💨
PM2.5 12 µg/m³
50Good
6:00 PM
💨
PM2.5 11.7 µg/m³
49Good
7:00 PM
💨
PM2.5 11.3 µg/m³
47Good
8:00 PM
💨
PM2.5 11.1 µg/m³
46Good
9:00 PM
💨
PM2.5 9.9 µg/m³
41Good
10:00 PM
💨
PM2.5 9.5 µg/m³
40Good
11:00 PM
💨
PM2.5 10 µg/m³
42Good
12:00 AM
💨
PM2.5 11.9 µg/m³
50Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Very high
85
Fri
💨
Moderate · UV Very high
74
Sat
💨
Moderate · UV High
70
Sun
💨
Moderate · UV Moderate
74
Mon
💨
Moderate · UV Very high
86