Air quality in Lone Star
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
15.5 µg/m³
WHO guideline 15
PM10
19.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 PM
💨
PM2.5 15.5 µg/m³
58Moderate
11:00 PM
💨
PM2.5 14.5 µg/m³
56Moderate
12:00 AM
💨
PM2.5 13.6 µg/m³
54Moderate
1:00 AM
💨
PM2.5 13 µg/m³
53Moderate
2:00 AM
💨
PM2.5 12.5 µg/m³
52Moderate
3:00 AM
💨
PM2.5 12.2 µg/m³
51Moderate
4:00 AM
💨
PM2.5 12 µg/m³
50Good
5:00 AM
💨
PM2.5 12 µg/m³
50Good
6:00 AM
💨
PM2.5 11.5 µg/m³
48Good
7:00 AM
💨
PM2.5 10.6 µg/m³
44Good
8:00 AM
💨
PM2.5 9.7 µg/m³
40Good
9:00 AM
💨
PM2.5 8.2 µg/m³
34Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Very high
60
Fri
💨
Moderate · UV Very high
65
Sat
💨
Moderate · UV Very high
58
Sun
💨
Moderate · UV Very high
66
Mon
💨
Moderate · UV Very high
75