Explanation:

 Prime Minister Narendra Modi recently conferred Swachh Survekshan Grameen Awards 2018 to top ranked states and districts. The rankings were based on the National Swachh Survekshan Grameen 2018 of the Union Ministry of Drinking Water and Sanitation.

Haryana was ranked as best State.
Satara District of Maharashtra was ranked as best district.
Uttar Pradesh was rewarded for maximum citizens’ participation.

Zonal Ranking – Top States:

Northern: Haryana.
Southern: Andhra Pradesh.
Eastern: Chhattisgarh.
Western: Gujarat.
North-East: Sikkim.
Union Territories: Dadar & Nagar Haveli.

Zonal Ranking – Top Districts:

Northern: Rewari (Haryana).
Southern: Peddapalli (Telangana).
Eastern: Surajpur (Chhattisgarh).
Western: Satara (Maharashtra).
North-East: Tawang (Arunachal Pradesh).