CHENNAI: Three major cities - Chennai, Coimbatore, and
Madura and 23 small cities of Tamil Nadu feature in the Swachh Survekshan 2021 national ranking for urban local bodies that have good levels of sanitation and cleanliness.
Among cities, Chennai, grabbed the national rank of 43, and has performed better than Coimbatore and Madurai within the state. People's perception about cleanliness management in the city seems to have improved considerably as per the ranking because the city made a sharp climb in ranking when compared to the previous years. In 2020, Chennai was ranked 45.
Coimbatore is ranked 46 followed by Madurai, which scored 47. But non-metro cities like Vijayawada, Pune, Vadodara, Ahmedabad, Gwalior are among the top 20 cities.