Published on : 07 Dec 2025, 4:47 am

Delhi and the National Capital Region (Delhi-NCR) again ranked as the most polluted area in India during November 2025, according to a new assessment by the Centre for Research on Energy and Clean Air (CREA) released on December 6.

Ghaziabad emerged as the most polluted city in India in November 2025, with a monthly average PM2.5 concentration of 224 µg/m³. This means Ghaziabad violated the National Ambient Air Quality Standards (NAAQS) on every day of the month, as per CREA’s November 2025 Monthly Air Quality Snapshot.

The city experienced 19 ʻVery Poorʼ days, 10 ʻSevereʼ days, and one ʻPoorʼ day. Noida, Bahadurgarh, Delhi, Hapur, Greater Noida, Baghpat, Sonipat, Meerut and Rohtak joined Ghaziabad in the top 10 most polluted cities.

Uttar Prades

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