New York, NY 22° Los Angeles, CA 20° Chicago, IL 26° Houston, TX 28° Miami, FL 25° Phoenix, AZ 32° Seattle, WA 18° Denver, CO 24° Toronto, ON 20° Vancouver, BC 17°
WeatherLiveCaliforniaNorth TustinAir Quality

North Tustin, CA Air Quality

← North Tustin

Air quality in North Tustin

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
47
Good
PM2.5
11.3 µg/m³
WHO guideline 15
PM10
15 µg/m³
WHO guideline 45
NO₂ · O₃
13 · 67
µg/m³

Hour by hour (12h)

US EPA AQI
11:00 PM 💨 PM2.5 11.3 µg/m³
47Good
12:00 AM 💨 PM2.5 11.8 µg/m³
49Good
1:00 AM 💨 PM2.5 12 µg/m³
50Good
2:00 AM 💨 PM2.5 12.1 µg/m³
51Moderate
3:00 AM 💨 PM2.5 12.2 µg/m³
51Moderate
4:00 AM 💨 PM2.5 12.5 µg/m³
52Moderate
5:00 AM 💨 PM2.5 12.8 µg/m³
52Moderate
6:00 AM 💨 PM2.5 13.3 µg/m³
54Moderate
7:00 AM 💨 PM2.5 14.1 µg/m³
55Moderate
8:00 AM 💨 PM2.5 14.3 µg/m³
56Moderate
9:00 AM 💨 PM2.5 13.9 µg/m³
55Moderate
10:00 AM 💨 PM2.5 13.6 µg/m³
54Moderate

Next few days

daily max · US EPA AQI
Mon 💨 Moderate · UV Very high
60
Tue 💨 Moderate · UV Very high
61
Wed 💨 Moderate · UV Very high
81
Thu 💨 Moderate · UV Very high
91
Fri 💨 Moderate · UV High
84
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 11:52 PM