University Impact Rankings 2025 for UN SDG 6: clean water and sanitation
Top universities for enhancing water sustainability in 2025
Times Higher Education has recognised 1,042 universities from 97 countries/territories for their substantial contributions to the United Nations’ Sustainable Development Goal 6: clean water and sanitation. The clean water university rankings highlight institutions that are leaders in promoting equitable access to affordable drinking water, enhancing wastewater treatment and ensuring sustainable management of water resources. Through rigorous research and effective campus policies, these universities address water scarcity and strive to increase water use efficiency within their operations and broader communities.
Key insights: universities advancing clean water and sanitation solutions globally
- Universitas Airlangga in Indonesia is number one
- Nigeria’s Redeemer’s University is the highest newly-ranked institution in the clean water and sanitation table
- India is the most-represented country, with 88 ranked institutions
Explore Rating by Sustainable Development Goal
OVERALL
1
No poverty
2
Zero hunger
3
Good health and well-being
4
Quality education
5
Gender equality
6
Clean water and sanitation
7
Affordable and clean energy
8
Decent work and economic growth
9
Industry innovation and infrastructure
10
Reducing inequalities
11
Sustainable cities and communities
12
Responsible consumption and production
13
Climate action
14
Life below water
15
Life on land
16
Peace, justice and strong institutions
17
Partnerships for the goals
Rank | Name | Clean water and sanitation  | Overall |
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