Air quality in Times Square
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
15.8 µg/m³
WHO guideline 15
PM10
18.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 PM
💨
PM2.5 15.8 µg/m³
59Moderate
10:00 PM
💨
PM2.5 16.2 µg/m³
60Moderate
11:00 PM
💨
PM2.5 16.6 µg/m³
60Moderate
12:00 AM
💨
PM2.5 19.6 µg/m³
67Moderate
1:00 AM
💨
PM2.5 18.8 µg/m³
65Moderate
2:00 AM
💨
PM2.5 20.6 µg/m³
69Moderate
3:00 AM
💨
PM2.5 24.4 µg/m³
77Moderate
4:00 AM
💨
PM2.5 25.6 µg/m³
79Moderate
5:00 AM
💨
PM2.5 25.2 µg/m³
79Moderate
6:00 AM
💨
PM2.5 25.4 µg/m³
79Moderate
7:00 AM
💨
PM2.5 26.4 µg/m³
81Moderate
8:00 AM
💨
PM2.5 27.2 µg/m³
83Moderate
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV High
66
Fri
💨
Unhealthy for Sensitive Groups · UV High
133
Sat
💨
Unhealthy for Sensitive Groups · UV High
147
Sun
💨
Unhealthy · UV High
178
Mon
💨
Moderate · UV High
60