Grasping for breath: India's 10 most polluted cities

Delhi Every year during the winter, Delhi is among the list of top polluted cities in India. The air quality index (AQI) as of now is 371, which ranks in the “hazardous” category.

Rohtak Rohtak ranks number two in the list of top polluted cities in India with an AQI of 357, which is also in the same category as Delhi.

Sonipat Sonipat is the third most polluted state in India with an air quality index of 345.

Bhiwadi Bhiwadi, an industrial city in Rajasthan, is the fourth most polluted city with an air quality index of 317.

Kalyan Kalyan, in Maharashtra, ranks at the fifth spot with an air quality index of 278 which falls in the “very unhealthy” category.

Ghaziabad Ghaziabad, an industrial hub in Uttar Pradesh, stands at the sixth spot in the list of most polluted cities in India with an air quality index of 267.

Vrindavan Vrindavan in Uttar Pradesh is at the seventh spot with an air quality index of 266.

Churu With an air quality index of 260, Churu is the eighth most polluted city in India.

Hisar After Churu, Hisar ranks ninth on the list with an air quality index of 236.

Rajgir Rajgir is at the bottom of the list with an air quality index of 234.

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