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

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

Kyd Brook: Kyd Brook S.W.O upstream

London, Bromley, United Kingdom

Waterbody Type:
Stream
Last observed: August 6, 2025
Monitored since: April 19, 2023
55 Observations
0 Issues

Kyd Brook: Kyd Brook S.W.O downstream

London, Bromley, United Kingdom

Waterbody Type:
Unknown
Last observed: August 6, 2025
Monitored since: April 19, 2023
55 Observations
1 Issues

Kyd Brook East : East Kyd Brook

London, Bromley, United Kingdom

Waterbody Type:
Stream
Last observed: August 6, 2025
Monitored since: April 19, 2023
53 Observations
0 Issues

Kyd Brook: Kyd Brook C.S.O

London, Bromley, United Kingdom

Waterbody Type:
Stream
Last observed: August 6, 2025
Monitored since: April 19, 2023
52 Observations
0 Issues

Caribou Lake: Caribou Lake - off boat ramp

Ontario, Canada

Waterbody Type:
Unknown
Last observed: August 6, 2025
Monitored since: June 13, 2022
20 Observations
0 Issues

Lac du Marbre: Fosse DM2

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 5, 2025
Monitored since: May 30, 2021
23 Observations
0 Issues

Lac du Marbre: Fosse DM1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 5, 2025
Monitored since: May 30, 2021
23 Observations
0 Issues

Lac Sanscartier: SA1

Quebec, Canada

Waterbody Type:
Unknown
Last observed: August 5, 2025
Monitored since: June 3, 2024
10 Observations
0 Issues

Lake George: Offshore sampling location

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 5, 2025
Monitored since: May 30, 2023
16 Observations
0 Issues

Lac Stabell: Sentier des Fougères

Quebec, Canada

Waterbody Type:
Lake
Last observed: August 5, 2025
Monitored since: August 26, 2021
20 Observations
1 Issues

River Ching: Beech Hall Crescent CSO

London, Waltham Forest, United Kingdom

Waterbody Type:
River
Last observed: August 5, 2025
Monitored since: November 5, 2024
36 Observations
0 Issues

Parc des marais: Ruisseau des marais

Val D'Or, Quebec, Canada

Waterbody Type:
Stream
Last observed: August 4, 2025
Monitored since: May 19, 2022
16 Observations
2 Issues

Stream: Wash Brook

Sydney, Nova Scotia, Canada

Waterbody Type:
Unknown
Last observed: August 4, 2025
Monitored since: December 30, 2024
6 Observations
0 Issues

Pearl River: Byram Swinging Bridge

Jackson, Mississippi, United States

Waterbody Type:
River
Last observed: August 4, 2025
Monitored since: October 31, 2018
49 Observations
0 Issues

Pearl River: Gatesville Bridge

Harrisville, Mississippi, United States

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

Tillingbourne: Nursery Corner

Cranleigh, Surrey, United Kingdom

Waterbody Type:
River
Last observed: August 4, 2025
Monitored since: November 26, 2023
11 Observations
0 Issues