Toronto has a air quality pm2.5 value of 37.9 ug/m3. Fine particulate pollution; lower is generally better.
What this means
Lower values are generally better for this metric. STATLAS shows source names, update dates, and related places so the number is easy to verify and compare.
FAQs
What is Toronto's air quality pm2.5?
STATLAS currently shows 37.9 ug/m3 for air quality pm2.5, updated on 2026-05-27 from OpenAQ methodology coverage.
Is Toronto better than nearby cities for air quality pm2.5?
STATLAS currently shows 37.9 ug/m3 for air quality pm2.5, updated on 2026-05-27 from OpenAQ methodology coverage.
When was this Toronto data updated?
STATLAS currently shows 37.9 ug/m3 for air quality pm2.5, updated on 2026-05-27 from OpenAQ methodology coverage.