New York, NY 23° Los Angeles, CA 18° Chicago, IL 17° Houston, TX 27° Miami, FL 27° Phoenix, AZ 32° Seattle, WA 14° Denver, CO 25° Toronto, ON 19° Vancouver, BC 14°
WeatherLiveWashingtonEast Hill-MeridianAir Quality

East Hill-Meridian, WA Air Quality

← East Hill-Meridian

Air quality in East Hill-Meridian

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
62
Moderate
PM2.5
17.1 µg/m³
WHO guideline 15
PM10
18.6 µg/m³
WHO guideline 45
NO₂ · O₃
39 · 17
µg/m³

Hour by hour (12h)

US EPA AQI
2:00 AM 💨 PM2.5 17.1 µg/m³
62Moderate
3:00 AM 💨 PM2.5 16.5 µg/m³
60Moderate
4:00 AM 💨 PM2.5 15.2 µg/m³
58Moderate
5:00 AM 💨 PM2.5 13.9 µg/m³
55Moderate
6:00 AM 💨 PM2.5 12.5 µg/m³
52Moderate
7:00 AM 💨 PM2.5 10.6 µg/m³
44Good
8:00 AM 💨 PM2.5 10.7 µg/m³
45Good
9:00 AM 💨 PM2.5 11 µg/m³
46Good
10:00 AM 💨 PM2.5 10 µg/m³
42Good
11:00 AM 💨 PM2.5 9 µg/m³
38Good
12:00 PM 💨 PM2.5 8.7 µg/m³
40Good
1:00 PM 💨 PM2.5 9.3 µg/m³
43Good

Next few days

daily max · US EPA AQI
Thu 💨 Good · UV Low
50
Fri 💨 Moderate · UV Low
71
Sat 💨 Moderate · UV Low
83
Sun 💨 Unhealthy for Sensitive Groups · UV Low
118
Mon 💨 Unhealthy for Sensitive Groups · UV High
127
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 2:46 AM