Locations

Locations are places where people have tested before. Click on any location report to view water health trends at that spot over time. What's this?

7,912 locations

+51 new sample locations added in the past 30 days

The Bourne: Holme Farm

Addlestone, Surrey, United Kingdom

Waterbody Type:
River
Last observed: March 30, 2025
Monitored since: February 23, 2025
3 Observations
0 Issues

River Wey: Newark Lock downstream

Ripley, Surrey, United Kingdom

Waterbody Type:
River
Last observed: March 30, 2025
Monitored since: September 25, 2022
31 Observations
0 Issues

River Wey: Bridleway off to the side of Hammer House

Liphook, West Sussex, United Kingdom

Waterbody Type:
River
Last observed: March 30, 2025
Monitored since: May 30, 2022
25 Observations
0 Issues

Meanwood Beck: B3

Leeds, Leeds, United Kingdom

Waterbody Type:
Stream
Last observed: March 30, 2025
Monitored since: October 27, 2024
6 Observations
0 Issues

River Wey: Newark Lock upstream

Send, Surrey, United Kingdom

Waterbody Type:
River
Last observed: March 30, 2025
Monitored since: September 25, 2022
32 Observations
0 Issues

Roundhay Park : Upper Lake: Upper Lake East

Leeds, Leeds, United Kingdom

Waterbody Type:
Lake
Last observed: March 30, 2025
Monitored since: January 26, 2025
3 Observations
0 Issues

River Wey: Allees Meadow

East Hampshire District, Hampshire, United Kingdom

Waterbody Type:
River
Last observed: March 30, 2025
Monitored since: December 4, 2021
43 Observations
0 Issues

Meanwood Beck: B2

Leeds, Leeds, United Kingdom

Waterbody Type:
Unknown
Last observed: March 30, 2025
Monitored since: October 27, 2024
6 Observations
0 Issues

River Wey: Lower neathamMill

East Hampshire District, Hampshire, United Kingdom

Waterbody Type:
Unknown
Last observed: March 30, 2025
Monitored since: March 30, 2025
1 Observations
0 Issues

Gledhow Beck: Gledhow Lane CSO - above

Leeds, Leeds, United Kingdom

Waterbody Type:
Stream
Last observed: March 30, 2025
Monitored since: September 24, 2023
19 Observations
0 Issues

River Wey: Farnham Park

Farnham, Surrey, United Kingdom

Waterbody Type:
River
Last observed: March 30, 2025
Monitored since: March 30, 2025
1 Observations
0 Issues

Meanwood Beck: B1

Leeds, Leeds, United Kingdom

Waterbody Type:
Stream
Last observed: March 30, 2025
Monitored since: October 27, 2024
6 Observations
0 Issues

River Wey: Near Prince of Wales Pub

Hampshire, United Kingdom

Waterbody Type:
River
Last observed: March 30, 2025
Monitored since: March 19, 2023
21 Observations
0 Issues

Gledhow Beck: Gledhow Lane CSO - below

Leeds, Leeds, United Kingdom

Waterbody Type:
Stream
Last observed: March 30, 2025
Monitored since: September 24, 2023
19 Observations
0 Issues

Nadder Stream: Nadder Stream at exit from Farnham Park

Farnham, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: March 30, 2025
Monitored since: November 23, 2024
6 Observations
0 Issues

Ram Beck: Ram Beck

Leeds, Leeds, United Kingdom

Waterbody Type:
Stream
Last observed: March 30, 2025
Monitored since: January 26, 2025
3 Observations
0 Issues

Woodland Rd Creek: Woodland Rd Creek

Saint Charles, Illinois, United States

Waterbody Type:
Unknown
Last observed: March 30, 2025
Monitored since: February 28, 2025
2 Observations
0 Issues

Lake Patterson: Oakhurst Forest Preserve South Shore Dock

Aurora, Illinois, United States

Waterbody Type:
Lake
Last observed: March 29, 2025
Monitored since: November 25, 2023
13 Observations
0 Issues

Welland Canal : Welland Canal flat water centre

Welland, Ontario, Canada

Waterbody Type:
Unknown
Last observed: March 29, 2025
Monitored since: March 29, 2025
1 Observations
0 Issues

Welland River: Chippawa Boat Ramp & Naisbitt Parkette

Ontario, Canada

Waterbody Type:
River
Last observed: March 29, 2025
Monitored since: December 27, 2024
2 Observations
0 Issues

St Marys River: Dacey Rd at St. Marys River

Ontario, Canada

Waterbody Type:
River
Last observed: March 29, 2025
Monitored since: March 10, 2025
5 Observations
0 Issues