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

DeBoville Slough : Devon

Coquitlam, British Columbia, Canada

Waterbody Type:
Wetland
Last observed: August 14, 2025
Monitored since: November 9, 2022
34 Observations
0 Issues

Lake Huron: Archibald Dock

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 14, 2025
Monitored since: May 30, 2022
21 Observations
0 Issues

Edgware Brook: Chandos Park (Downstream)

London, Harrow, United Kingdom

Waterbody Type:
Stream
Last observed: August 14, 2025
Monitored since: February 9, 2024
20 Observations
0 Issues

Edgware Brook: Chandos Park (Upstream)

London, Harrow, United Kingdom

Waterbody Type:
Stream
Last observed: August 14, 2025
Monitored since: February 9, 2024
20 Observations
0 Issues

Hogsmill: Downstream Stepping Stones

Epsom, Surrey, United Kingdom

Waterbody Type:
River
Last observed: August 14, 2025
Monitored since: June 22, 2024
11 Observations
0 Issues

Hogsmill: Green Lanes A (downstream of old green lanes stream)

Epsom, Surrey, United Kingdom

Waterbody Type:
River
Last observed: August 14, 2025
Monitored since: November 22, 2024
10 Observations
0 Issues

West Lake: Public Boat Launch at Wellington Harbour on West Lake

Wellington, Ontario, Canada

Waterbody Type:
Bay
Last observed: August 13, 2025
Monitored since: April 10, 2019
18 Observations
0 Issues

Big Rideau Lake: Westport Harbour

Westport, Ontario, Canada

Waterbody Type:
Unknown
Last observed: August 12, 2025
0 Observations
0 Issues

Upper Rideau Lake: Westport Harbour

Westport, Ontario, Canada

Waterbody Type:
Lake
Last observed: August 12, 2025
Monitored since: August 12, 2025
1 Observations
0 Issues

Rivière Richelieu: Fort Chambly

Chambly, Quebec, Canada

Waterbody Type:
River
Last observed: August 12, 2025
Monitored since: August 3, 2022
23 Observations
0 Issues

Red Rock Lake: Red Rock Lake

Iron Bridge, Ontario, Canada

Waterbody Type:
Lake
Last observed: August 11, 2025
Monitored since: June 10, 2025
5 Observations
0 Issues

East Wickham: Woodlands farm, Oxleas and Bellegrove road stream

London, Bexley, United Kingdom

Waterbody Type:
River
Last observed: August 11, 2025
Monitored since: March 9, 2025
6 Observations
0 Issues

East wickham: Woodlands farm, golf course land drain

London, Greenwich, United Kingdom

Waterbody Type:
River
Last observed: August 11, 2025
Monitored since: March 9, 2025
6 Observations
0 Issues

East Wickham: Woodlands farm, shooters hill stream

London, Greenwich, United Kingdom

Waterbody Type:
River
Last observed: August 11, 2025
Monitored since: March 9, 2025
6 Observations
0 Issues

Oxleas Meadow Site 2 : Oxleas Meadow 2

London, Greenwich, United Kingdom

Waterbody Type:
Creek
Last observed: August 11, 2025
Monitored since: April 25, 2024
8 Observations
0 Issues

Lac Lockhart: Fosse LK1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 11, 2025
Monitored since: June 9, 2021
32 Observations
0 Issues

Nottawaga Bay: Cawaja Beach

Tiny, Ontario, Canada

Waterbody Type:
Bay
Last observed: August 11, 2025
Monitored since: July 31, 2025
3 Observations
0 Issues

Moosomin Resevoir: Baseline 3

Saskatchewan, Canada

Waterbody Type:
Bay
Last observed: August 10, 2025
Monitored since: June 28, 2024
10 Observations
0 Issues

Lac Dame: Fosse DA2

Quebec, Canada

Waterbody Type:
Lake
Last observed: August 10, 2025
Monitored since: June 9, 2021
18 Observations
0 Issues

Lac Dame: Fosse DA1

Quebec, Canada

Waterbody Type:
Unknown
Last observed: August 10, 2025
Monitored since: June 9, 2021
20 Observations
0 Issues

Wey Navigation : Murray’s Bridge

Addlestone, Surrey, United Kingdom

Waterbody Type:
Canal
Last observed: August 10, 2025
Monitored since: December 28, 2024
7 Observations
0 Issues