AQI187
Royapuram, Chennai AQI today
Official government monitoring station · #308 most polluted of 550 stations in India right now
Moderate मध्यम
Health impact (CPCB)
Breathing discomfort to people with lung, asthma and heart diseases
What to do today
People with asthma, lung or heart conditions should limit long outdoor exertion.
General guidance. If you have a health condition, follow your doctor's advice.
Last 2 hours
Lowest 187 at 1 pmHighest 204 at 11 am
Last updated: 09-11-2026 13:00:00 · CPCB
Pollutants (sub-index)
PM2.5 ★187
PM10150
NO₂14
O₃29
CO31
SO₂2
NH₃4
★ Main pollutant: PM2.5
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