The survey also placed greater emphasis on citizen feedback, cleanliness at tourist and heritage sites, urban riverfronts, coastlines and water. Navi Mumbai has ranked as the cleanest city in the country in the annual cleanliness survey. This recognition is part of the government's evaluation of urban cleanliness and sanitation. The 10th edition of the survey assessed over 4,700 cities on 43 indicators, with more than 27 million citizens participating in the evaluation.