An environment think-tank has claimed there were several loopholes in the Swachh Survekshan 2019 survey and ranking of cities.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/environ-think-tank-claims-loopholes-swachh-survekshan-survey-2019
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-standard-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sanitation
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-management
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/total-sanitation-campaign