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

+7 new sample locations added in the past 30 days

Grand River: Port Maitland Esplanade Park and Pier

Dunnville, Ontario, Canada

Waterbody Type:
River
Last observed: July 8, 2025
Monitored since: October 29, 2024
5 Observations
0 Issues

Lac McFee: Fosse MF3

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: July 8, 2025
Monitored since: June 6, 2021
14 Observations
0 Issues

Lac McArthur: Fosse MA1

Val Des Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: July 8, 2025
Monitored since: April 28, 2007
47 Observations
0 Issues

Lac à la Perdrix: Fosse PER1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: July 8, 2025
Monitored since: January 1, 2015
31 Observations
0 Issues

Lac à la balle : Lac à la balle

Saint Félix D'Otis, Quebec, Canada

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

St Lawrence River: K0C1E0

Ontario, Canada

Waterbody Type:
River
Last observed: July 8, 2025
Monitored since: April 3, 2021
3 Observations
0 Issues

Meadowbrook stream : Stream testing site

Sydney, Nova Scotia, Canada

Waterbody Type:
Stream
Last observed: July 7, 2025
Monitored since: July 31, 2024
7 Observations
0 Issues

Tawatinaw Lake: Tawatinaw Valley Retreat dock

Alberta, Canada

Waterbody Type:
Lake
Last observed: July 7, 2025
Monitored since: August 3, 2023
10 Observations
0 Issues

Big Rideau Lake: Cormorant Island

Portland, Ontario, Canada

Waterbody Type:
Lake
Last observed: July 7, 2025
Monitored since: June 8, 2018
24 Observations
0 Issues

Massassauga Marsh: First Bridge on County Rd 28

Ontario, Canada

Waterbody Type:
Wetland
Last observed: July 7, 2025
Monitored since: July 10, 2019
42 Observations
1 Issues

Moira River: Victoria Park & Harbour. Mouth of Moira River entering the Bay of Quinte

Belleville, Ontario, Canada

Waterbody Type:
River
Last observed: July 7, 2025
Monitored since: May 16, 2019
42 Observations
0 Issues

Lake Ontario Bay of Quinte: East Bayshore Waterfront Park and Herchimer Rd Boat Launch in Belleville

Ontario, Canada

Waterbody Type:
Lake
Last observed: July 7, 2025
Monitored since: June 22, 2017
56 Observations
0 Issues

Bagmoor Tributary: Bagmoor Common

Godalming, England, United Kingdom

Waterbody Type:
Stream
Last observed: July 7, 2025
Monitored since: July 7, 2025
1 Observations
0 Issues

River Wey: Hamptons 2

Godalming, England, United Kingdom

Waterbody Type:
River
Last observed: July 7, 2025
Monitored since: July 7, 2025
1 Observations
0 Issues

River Wey: Hamptons 1

Godalming, England, United Kingdom

Waterbody Type:
River
Last observed: July 7, 2025
Monitored since: July 7, 2025
1 Observations
0 Issues

River Wey: Thundry Meadow

Farnham, England, United Kingdom

Waterbody Type:
River
Last observed: July 7, 2025
Monitored since: November 29, 2024
2 Observations
0 Issues

Echo Lake: Dock

Fort Qu'Appelle, Saskatchewan, Canada

Waterbody Type:
Bay
Last observed: July 7, 2025
Monitored since: July 7, 2025
1 Observations
0 Issues

Lac Brassard: Fosse BR1

Quebec, Canada

Waterbody Type:
Lake
Last observed: July 6, 2025
Monitored since: June 9, 2021
19 Observations
0 Issues

Grand River: Pioneer Tower Bridge

Kitchener, Ontario, Canada

Waterbody Type:
River
Last observed: July 6, 2025
Monitored since: January 19, 2025
4 Observations
0 Issues

Smiths Bay on Lake Ontario: Smiths Bay

Ontario, Canada

Waterbody Type:
Lake
Last observed: July 6, 2025
Monitored since: November 5, 2019
36 Observations
0 Issues

Maitland River: Riverside

Goderich, Ontario, Canada

Waterbody Type:
River
Last observed: July 6, 2025
Monitored since: July 6, 2025
1 Observations
0 Issues