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

812 Observations
66 Locations
0 Issues
Water Rangers at Asahi!

Asahi at Woking

Last observation:
Apr 02, 2025 11:35 UTC

19 Observations
3 Locations
0 Issues
Surrey Wildlife Trust / River Wey Trust

Cranleigh Water Testers

Last observation:
Apr 02, 2025 11:30 UTC

141 Observations
19 Locations
0 Issues
National Great Rivers

Winter Chloride Watch

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

Last observation:
Apr 01, 2025 8:15 UTC

6135 Observations
390 Locations
0 Issues
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

593 Observations
59 Locations
0 Issues
Severn Rivers Trust

Warwickshire Avon

Last observation:
Apr 01, 2025 11:45 UTC

42 Observations
11 Locations
1 Issues
Water Rangers and Freshwater Alliance

Lake Erie Guardians

Areas monitored:
Lake Erie watershed, ON Canada

Last observation:
Mar 31, 2025 4:58 UTC

756 Observations
161 Locations
3 Issues
River Wey

WEAct Hub

Last observation:
Mar 31, 2025 4:31 UTC

24 Observations
11 Locations
0 Issues
River Wey Trust

Godalming

Last observation:
Mar 31, 2025 1:00 UTC

257 Observations
25 Locations
0 Issues