Air Quality Rankings — Most & Least Polluted Cities

🇮🇳 India — most polluted right now

1 GurugramHaryana SeverePM2.5 432 2 Jind Very PoorPM2.5 392 3 DelhiDelhi Very PoorPM2.5 389 4 Greater NoidaUttar Pradesh Very PoorPM2.5 389 5 JaipurRajasthan Very PoorPM2.5 389 6 GhaziabadUttar Pradesh Very PoorPM2.5 385 7 Yamuna Nagar Very PoorPM2.5 383 8 NoidaUttar Pradesh Very PoorPM2.5 373 9 Khora Very PoorPM2.5 372 10 Manesar Very PoorPM2.5 366

🇮🇳 India — cleanest right now

1 Kunjemura GoodNO₂ 13 2 Madikeri GoodPM2.5 15 3 Bileipada GoodO₃ 18 4 Aizawl GoodSO₂ 18 5 Kalaburagi GoodPM2.5 20 6 Badlapur GoodPM2.5 20 7 Nayagarh GoodSO₂ 23 8 Haldia GoodPM10 24 9 Siliguri GoodPM2.5 27 10 Gangtok GoodPM2.5 28

🌍 World — most polluted (US AQI)

1 GujranwalaPakistan Very UnhealthyPM2.5 241 2 LahorePakistan Very UnhealthyPM2.5 228 3 SialkotPakistan UnhealthyPM2.5 184 4 PeshawarPakistan UnhealthyPM2.5 163 5 DubaiUnited Arab Emirates UnhealthyPM2.5 156 6 San FranciscoUnited States UnhealthyPM2.5 152 7 IslamabadPakistan Unhealthy for Sensitive GroupsPM2.5 146 8 RawalpindiPakistan Unhealthy for Sensitive GroupsPM2.5 146 9 KampalaUganda Unhealthy for Sensitive GroupsPM2.5 140 10 Kuala LumpurMalaysia Unhealthy for Sensitive GroupsPM2.5 131

🌍 World — cleanest (US AQI)

1 AucklandNew Zealand GoodPM2.5 3 2 PokharaNepal GoodPM2.5 4 3 KrakowPoland GoodPM10 17 4 TorontoCanada GoodPM2.5 17 5 AmsterdamNetherlands GoodPM2.5 21 6 New YorkUnited States GoodPM2.5 21 7 VancouverCanada GoodPM2.5 22 8 DenverUnited States GoodPM2.5 23 9 WashingtonUnited States GoodPM2.5 26 10 SeattleUnited States GoodPM2.5 26

Full live rankings

Most polluted cities in India → Cleanest cities in India → Most polluted cities in the world → Cleanest cities in the world →

Rankings are computed live from official monitoring data and update hourly. Indian cities use the national CPCB scale; world cities use the US EPA scale, so compare within each list. Open any city for its full report and 7-day trend.

Frequently asked questions

Which is the most polluted city in India right now?

Gurugram currently tops India's live ranking at AQI 432 (Severe).

Which is the most polluted city in the world today?

Among the world cities we track, Gujranwala is highest at US AQI 241.

How often do the rankings update?

Every hour, from CPCB (India) and OpenAQ (world) monitoring stations. Cities without a fresh reading are excluded from the ranking rather than shown stale.