New educational toolkits will advance STEAM and nature-based learning in Canadian Schools For immediate release: Sept 18, 2023, Vancouver, B.C. Water Rangers and Ocean Diagnostics have partnered to provide immersive […]








Our lakes, rivers, and ocean need your help.
Our easy-to-use water quality testkits and open data platform help anyone collect water quality data for fresh and ocean water. So far, thousands of volunteers in over 20 countries have joined the movement. Ready to dive in?
Here's how it worksOur testkits are designed for in-the-field results
What does 'accessible' water quality mean?
Our data system allows anyone to get started recording and sharing data. We are also committed to sharing data openly, allowing decision-makers and communities access to our information.
Visit our data platformHelping you and your community...
Test water quality
Our testkits are designed for anyone to use, plus they give results right away (fresh and saltwater!).
Starting your testing seasonShare your data openly
Your community can collect and share water quality data. Not sure where to start? We'll show you how!
How to use our data platformAct to protect water
What does it mean to protect waterways? Our research aims to improve tools and understand how we can help.
Explore our research



How's your water quality?
Did you know? According to WWF's Watersheds Report, over 60% of Canadian subwatersheds are so data poor, we don't even know if they're healthy or not. That's where you come in. We need your help to fill data gaps! We believe that crowdsourcing water quality data through community water monitoring is a great way to help scientists fill in gaps to achieve sustainable water monitoring.
How to start your own groupLatest news
Press Release: Water Rangers is the new steward of Watershed Reports, powered by AquaAction
WWF-Canada’s Watershed Reports have a new home at Water Rangers, powered by AquaAction. For immediate release : 12 September 2023 (Ottawa, ON) — Canada’s Watershed Reports, the first national-scale assessment […]
The Ripple Effect Episode 7
University of Regina’s community-based water monitoring program
This month, Water Rangers’ Ripple Effect highlights our incredible collaboration with the University of Regina, the Saskatchewan water testing community, the Government of Saskatchewan, and the Government of Canada.