Sault Ste. Marie Air Quality Index (AQI) Today

Air quality in Sault Ste. Marie

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

Good

PM2.5

0.1 µg/m³

WHO guideline 15

PM10

0.1 µg/m³

WHO guideline 45

NO₂ · O₃

1 · 65

µg/m³

Hour by hour (12h)

US EPA AQI

12:00 AM 💨 PM2.5 0.1 µg/m³

31Good

1:00 AM 💨 PM2.5 0.1 µg/m³

31Good

2:00 AM 💨 PM2.5 0.1 µg/m³

31Good

3:00 AM 💨 PM2.5 0.1 µg/m³

31Good

4:00 AM 💨 PM2.5 0.1 µg/m³

31Good

5:00 AM 💨 PM2.5 0.2 µg/m³

31Good

6:00 AM 💨 PM2.5 0.2 µg/m³

31Good

7:00 AM 💨 PM2.5 0.1 µg/m³

31Good

8:00 AM 💨 PM2.5 0.2 µg/m³

31Good

9:00 AM 💨 PM2.5 0.2 µg/m³

31Good

10:00 AM 💨 PM2.5 0.2 µg/m³

31Good

11:00 AM 💨 PM2.5 0.2 µg/m³

31Good

Next few days

daily max · US EPA AQI

Fri 💨 Good · UV Low

Sat 💨 Good · UV Low

Sun 💨 Good · UV Low

Mon 💨 Good · UV Low

Tue 💨 Good · UV Low

Weather map — Sault Ste. Marie

Sault Ste. Marie →

Sault Ste. Marie, ON Air Quality

Air quality in Sault Ste. Marie

Hour by hour (12h)

Next few days

Weather map — Sault Ste. Marie