Water testing for everyone.

Empower anyone to learn about, test and act to protect our waterways.

What can I do?

Helping you and your community...

Learn about water

We help you learn about water, how to lead others, all in language that’s easy to understand.

Explore how to test

Test water quality

Use our testkits to test waterways. Then, explore and share water data on our open-data platform.

Explore our testing tools

Act to protect water

We are researching and designing tools alongside partners to help you make a difference!

Explore outreach and research

Easy, accessible water data

Our mission as Water Rangers is to build the tools to help citizens and scientists easily record and analyse water data so that they can use the data to learn about problems, share discoveries and engage with their neighbours.

Explore water quality data

Have fun testing the water!

Water Rangers are helping more people deepen their understanding of water issues through affordable water testing. We believe that crowdsourcing water quality data through citizen science is a way to help scientists fill in gaps to achieve sustainable water monitoring.

How to start your own group

Visit the Water Rangers testkit store

Latest news

Read all the news

Groups using our platform for their data collection

We support groups (big and small) to collect and share their water quality data and inspire their community. Here are just a few:

I took a kit along to the Toronto Island SUP, for a day on the lagoon. The kit fits easily on the board and this allows you to take water samples from places other than the shoreline. All the instrument were easy to use even on a moving board.

Elise Mackie, Swim Drink Fish