Monitoring water quality

The Global Environment Monitoring System for freshwater (GEMS/Water) provides the world community with sound data on fresh water quality to support scientific assessments and decision-making on the subject.

Surface and ground water quality monitoring data collected from the global GEMS/Water monitoring network is shared through the GEMStat information system.

GEMS/Water supports the Sustainable Development Goal for Water (SDG 6) with methodology support, data management, quality assurance, indicator calculation and capacity development.

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Land for Life: North Darfur project wins global award

15 June 2017, Burkina Faso – UN Environment and partners Practical Action have won this year’s Land for Life Award for a project in North Darfur that improves food security and disaster resilience through sustainable…

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Our work

We provide the world community with sound data on freshwater quality to support scientific assessments and decision-making. Our work falls into three categories:


GEMS/Water Data Centre | Federal Institute of Hydrology |Mr. Philipp Saile | Head of GEMS/Water Data Centre | e-mail:  saile[at]

GEMS/Water Capacity Development Centre | Environmental Research Institute | Ms. Deborah Chapman | Centre Director | e-mail: d.chapman[at]


Browse our collection of publications and other resources. Read more

Contact us

For general information please contact: gemswater[at]

GEMS/Water Global Programme Coordination Unit | Science Division | UN Environment | P.O. Box 30552 | Nairobi 00100 | Kenya