University Impact Rankings for UN SDG 6: clean water and sanitation
Top universities for enhancing water sustainability in 2025
糖心Vlog 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 the table below to discover the full rankings and how universities around the world are performing this year.
By integrating sustainability into their core operations, these universities not only provide sanitation services and clean water but foster innovations that support sustainable water management practices globally. Their efforts are crucial in safeguarding water resources for future generations while ensuring current communities have the necessary access to maintain health and development.
Learn more:
Our Impact Rankings methodology includes SDG 6 indicators relating to research on clean water and sanitation; water consumption, care and reuse; and water in the community.
Our analysis shows that universities in East and South-east Asia are improving rapidly when it comes to their contributions towards sustainable development.
There is more analysis on the results, including tables, charts and interviews with university leaders in our?Impact Rankings 2025?digital report.
To unlock the data behind?THE’s rankings and access a range of analytical and benchmarking tools, visit our?data and insights page.?
Read more about the University Impact Rankings for UN SDG 6: clean water and sanitation
Student Insights
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- AI is improving our rankings, but human expertise will remain vital
- Move to regenerative education to empower students in sustainability
- Inner skills are the missing link when it comes to SDG progress
- Education must get soft to better prepare students for work
- Entrepreneurship education can bridge gap between universities and SDGs
- Global South universities have much to teach on refugee inclusion
- Even in the poorest nations, universities play a vital role in the SDGs
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