[1] The latest ranking of 2023 by the cleanliness survey Swachh Survekshan marks Indore as the cleanest city of India.
The Ministry of Urban Development commissioned Quality Council of India to conduct this survey; to check the progress and impact of Swachh Bharat Abhiyan launched in 2014.
The performance of each city was evaluated on five key thematic parameters- Swachh Sarvekshan 2017 was conducted between 4 January 2017 and 7 February 2017.
The Union Ministry of Urban Development commissioned an extensive survey to study the progress of Prime Minister Narendra Modi's Swachh Bharat Mission and to rank 73 cities on sanitation and cleanliness.
It involved three streams of data collection - interaction with municipal body, direct observation and citizen feedback.