Groups

Groups are how we help our community collect high quality water quality data and organize volunteers with features like customizable data entry forms, email digests, automatic sharing to the data repository, DataStream. What's this?

Not sure where to start? Use the Water Rangers testkit and request to join our group, Water Rangers Testkitters .

Starting a new group? You can add it after a quick set-up! Find out more
Thames21

Lea Guardians

Last observation:
Apr 02, 2025 2:20 UTC

Water Rangers at Asahi!

Asahi at Woking

Last observation:
Apr 02, 2025 11:35 UTC

Surrey Wildlife Trust / River Wey Trust

Cranleigh Water Testers

Last observation:
Apr 02, 2025 11:30 UTC

National Great Rivers

Winter Chloride Watch

Areas monitored:
One Confluence Way East Alton, IL USA 62024

Last observation:
Apr 01, 2025 8:15 UTC

Zero Guildford

River Wey at Guildford

Areas monitored:
14, 16 Friary St, Guildford, United Kingdom GU1 4EH

Last observation:
Apr 01, 2025 3:00 UTC

Severn Rivers Trust

Warwickshire Avon

Last observation:
Apr 01, 2025 11:45 UTC

Water Rangers and Freshwater Alliance

Lake Erie Guardians

Areas monitored:
Lake Erie watershed, ON Canada

Last observation:
Mar 31, 2025 4:58 UTC

River Wey

WEAct Hub

Last observation:
Mar 31, 2025 4:31 UTC

River Wey Trust

Godalming

Last observation:
Mar 31, 2025 1:00 UTC