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?

8,239 locations

+0 new sample locations added in the past 30 days

Slade Pond: Slade Pond Inlet

London, Greenwich, United Kingdom

Waterbody Type:
Pond
Last observed: August 10, 2025
Monitored since: April 25, 2024
6 Observations
0 Issues

Slade Pond: Slade Pond Outfall

London, Greenwich, United Kingdom

Waterbody Type:
Pond
Last observed: August 10, 2025
Monitored since: April 25, 2024
7 Observations
0 Issues

River Pool Linear Park: River Pool

London, Lewisham, United Kingdom

Waterbody Type:
River
Last observed: August 10, 2025
Monitored since: May 12, 2023
28 Observations
0 Issues

Stream in Maryon Wilson Park: Maryon Wilson Park

London, Greenwich, United Kingdom

Waterbody Type:
Stream
Last observed: August 10, 2025
Monitored since: April 25, 2024
7 Observations
0 Issues

Root River: Root River off Hwy 17 N (near Teen Challenge)

Ontario, Canada

Waterbody Type:
River
Last observed: August 8, 2025
Monitored since: March 10, 2024
28 Observations
0 Issues

Root River: Root River Fourth Line E

Ontario, Canada

Waterbody Type:
River
Last observed: August 8, 2025
Monitored since: March 10, 2024
34 Observations
0 Issues

Root River: Root River Wishart Park

Ontario, Canada

Waterbody Type:
River
Last observed: August 8, 2025
Monitored since: March 1, 2024
48 Observations
0 Issues

Duck pond: Bellevue Park duck pond

Ontario, Canada

Waterbody Type:
Pond
Last observed: August 8, 2025
Monitored since: February 22, 2024
34 Observations
0 Issues

Root River: Root River Old Garden River

Ontario, Canada

Waterbody Type:
River
Last observed: August 8, 2025
Monitored since: March 1, 2024
40 Observations
0 Issues

River beside CBU: South West (SW) Brook

Sydney, Nova Scotia, Canada

Waterbody Type:
River
Last observed: August 8, 2025
Monitored since: September 4, 2024
13 Observations
0 Issues

Hogsmill: Ewell Storm Tank

Epsom, Surrey, United Kingdom

Waterbody Type:
River
Last observed: August 8, 2025
Monitored since: November 21, 2024
10 Observations
0 Issues

Hogsmill: Bonesgate

Epsom, Kingston upon Thames, United Kingdom

Waterbody Type:
River
Last observed: August 8, 2025
Monitored since: November 22, 2024
10 Observations
0 Issues

Beverley Brook: Barnes Common Riverfly site

London, Richmond upon Thames, United Kingdom

Waterbody Type:
River
Last observed: August 8, 2025
Monitored since: December 13, 2024
9 Observations
0 Issues

Kyd Brook : Kyd Brook Hawkswood Estate

London, Bromley, United Kingdom

Waterbody Type:
Stream
Last observed: August 8, 2025
Monitored since: July 8, 2023
25 Observations
0 Issues

Turtle lake: Deep water off Indian Point

Livelong, Saskatchewan, Canada

Waterbody Type:
Unknown
Last observed: August 7, 2025
Monitored since: July 1, 2025
2 Observations
0 Issues

Tod Creek headwaters at Prospect Lake: Tod Creek

British Columbia, Canada

Waterbody Type:
Stream
Last observed: August 7, 2025
Monitored since: January 22, 2023
35 Observations
0 Issues

Lac des Plages : Sortie du ruisseau Dupuis

Lac Des Plages, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 7, 2025
Monitored since: June 8, 2025
2 Observations
0 Issues

Raisin River : McGillvray’s Bridge

Williamstown, Ontario, Canada

Waterbody Type:
River
Last observed: August 6, 2025
Monitored since: July 16, 2025
4 Observations
0 Issues

Lake: Lamoureux Park

Ontario, Canada

Waterbody Type:
River
Last observed: August 6, 2025
Monitored since: October 17, 2022
5 Observations
0 Issues

Lac McGregor: Fosse MG5

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 6, 2025
Monitored since: June 12, 2021
31 Observations
0 Issues

Lake Ontario: Rouge Hill

Ontario, Canada

Waterbody Type:
Unknown
Last observed: August 6, 2025
Monitored since: August 6, 2025
1 Observations
0 Issues