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?

8,238 locations

+8 new sample locations added in the past 30 days

Hoe Stream (White Rose Lane Nature Reserve): Hoe Stream

Woking, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: July 26, 2025
Monitored since: December 1, 2024

River Wey: Island Training location, Riverside

Guildford, Surrey, United Kingdom

Waterbody Type:
Unknown
Last observed: July 26, 2025
Monitored since: May 10, 2022

Hodge Brook: Hodge Brook at Fox Corner Nature Reserve

Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: July 26, 2025
Monitored since: July 29, 2023

Stanford Brook/Hoe Stream: Fox Corner Nature Reserve

Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: July 26, 2025
Monitored since: July 29, 2023

River Wey: Farnham Park

Farnham, Surrey, United Kingdom

Waterbody Type:
River
Last observed: July 26, 2025
Monitored since: March 30, 2025

River Wey: Dapdune Wharf

Guildford, Surrey, United Kingdom

Waterbody Type:
River
Last observed: July 26, 2025
Monitored since: November 27, 2022

River Wey: Woodbridge Meadows

Guildford, Surrey, United Kingdom

Waterbody Type:
River
Last observed: July 26, 2025
Monitored since: May 29, 2022

Cranleigh Waters: Cranleigh RFC

Waverley Borough, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: July 26, 2025
Monitored since: November 26, 2023

River Wey: Upstream from A3 and B&Q

Guildford, Surrey, United Kingdom

Waterbody Type:
River
Last observed: July 26, 2025
Monitored since: May 28, 2022

Nadder Stream: Nadder Stream at exit from Farnham Park

Farnham, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: July 26, 2025
Monitored since: November 23, 2024

Stream at junction of Polsted Lane and Withies Lane: Polsted Lane/Withies Lane stream

Farncombe, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: July 26, 2025
Monitored since: April 22, 2023

Stream at Compton Common: Compton Common: Stream that passes through pipe under path (East side)

Farncombe, Surrey, United Kingdom

Waterbody Type:
Unknown
Last observed: July 26, 2025
Monitored since: April 22, 2023

Canon Creek: Canon Creek Old Goulais Bay Rd

Ontario, Canada

Waterbody Type:
Creek
Last observed: July 26, 2025
Monitored since: March 1, 2024

Root River Branch: Root River Branch Fourth Line E

Ontario, Canada

Waterbody Type:
River
Last observed: July 25, 2025
Monitored since: March 1, 2024

Henry Bose Creek: Hyland Creek 13

Surrey, British Columbia, Canada

Waterbody Type:
Creek
Last observed: July 25, 2025
Monitored since: June 29, 2025

Jordan Harbour: Jordan Harbour Conservation Area

Jordan Station, Ontario, Canada

Waterbody Type:
Pond
Last observed: July 25, 2025
Monitored since: October 29, 2024

Fishing Lake : North Shore

Saskatchewan, Canada

Waterbody Type:
Lake
Last observed: July 25, 2025
Monitored since: September 24, 2023

Lachine Canal: Lachine Canal at Pont Charlevoix

Montreal, Quebec, Canada

Waterbody Type:
Canal
Last observed: July 25, 2025
Monitored since: August 18, 2016

Tillingbourne : Sammy’s snail Gunpowder Mills

Bramley, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: July 25, 2025
Monitored since: February 24, 2023

Tadoule lake: Tadoule Lake

Manitoba, Canada

Waterbody Type:
Lake
Last observed: July 25, 2025
Monitored since: July 25, 2025

Sharbot Lake East Basin: SLEB

Ontario, Canada

Waterbody Type:
Lake
Last observed: July 25, 2025
Monitored since: May 29, 2001