Composite AQI 76, Satisfactory, dominant PM2.5
Module 5 · Primer

CPCB NAQI Calculator

CPCB National AQI is the maximum of six pollutant sub-indices. Move any slider — the composite AQI, dominant pollutant and health band recompute instantly.

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Fresh · age 0s · Last good: 03:09:48 pm IST · just nowFresh · 0s
FreshWarningStale
PM2.5
45 µg/m³ · sub-index 76
PM10
75 µg/m³ · sub-index 76
NO₂
50 µg/m³ · sub-index 63
SO₂
20 µg/m³ · sub-index 25
O₃
40 µg/m³ · sub-index 40
CO
1 mg/m³ · sub-index 50