AQI250
T Nagar AQI today
Nearest station: Arumbakkam, 3.7 km away · Station details → · #192 most polluted of 550 stations in India right now
Poor खराब
Health impact (CPCB)
Breathing discomfort to most people on prolonged exposure
What to do today
Cut down outdoor exercise. Children and elderly should limit time outside.
General guidance. If you have a health condition, follow your doctor's advice.
Last 2 hours
Lowest 250 at 1 pmHighest 348 at 11 am
Last updated: 09-11-2026 13:00:00 · CPCB
Pollutants (sub-index)
PM2.5 ★250
PM10181
NO₂16
SO₂4
NH₃1
★ Main pollutant: PM2.5
Nearby stations
| Velachery Res. Area Chennai · 7.5 km | 185 |
| Kodungaiyur Chennai · 8.9 km | 219 |
| Royapuram Chennai · 9.6 km | 187 |
| Manali Village Chennai · 12.2 km | 270 |
| Manali Chennai · 12.3 km | 194 |
| Perungudi Chennai · 12.9 km | 194 |