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WeatherLive › Oregon › Tualatin › Air Quality

Tualatin, OR Air Quality

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Air quality in Tualatin

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
79
Moderate
PM2.5
25.6 µg/m³
WHO guideline 15
PM10
25.7 µg/m³
WHO guideline 45
NO₂ · O₃
44 · 12
µg/m³

Hour by hour (12h)

US EPA AQI
10:00 PM 💨 PM2.5 25.6 µg/m³
79Moderate
11:00 PM 💨 PM2.5 25.7 µg/m³
80Moderate
12:00 AM 💨 PM2.5 25.1 µg/m³
78Moderate
1:00 AM 💨 PM2.5 23.7 µg/m³
75Moderate
2:00 AM 💨 PM2.5 22.5 µg/m³
73Moderate
3:00 AM 💨 PM2.5 21.5 µg/m³
71Moderate
4:00 AM 💨 PM2.5 20.1 µg/m³
68Moderate
5:00 AM 💨 PM2.5 19.1 µg/m³
66Moderate
6:00 AM 💨 PM2.5 18.5 µg/m³
64Moderate
7:00 AM 💨 PM2.5 18.6 µg/m³
65Moderate
8:00 AM 💨 PM2.5 21.1 µg/m³
70Moderate
9:00 AM 💨 PM2.5 22.2 µg/m³
72Moderate

Next few days

daily max · US EPA AQI
Mon 💨 Moderate · UV Moderate
80
Tue 💨 Moderate · UV Low
92
Wed 💨 Moderate · UV Low
81
Thu 💨 Good · UV Moderate
41
Fri 💨 Moderate · UV Moderate
52

Weather map — Tualatin

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Updated: 10:54 PM