The Ministry of Urban Development, Government of India, and the Central Pollution Control Board (CPCB) of India, annually publish National City Rating under the Swachh Bharat Abhiyan scheme. The rating includes around 500 cities, covering 72 percent of the urban population in India. The latest ranking of 2022 by the cleanliness survey Swachh Survekshan marks Indore as the cleanest city of India. Indore has held the title of being India's cleanest city for six consecutive years.