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

Lac Maskinongé: Fosse M1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: June 21, 2021
21 Observations
0 Issues

Good Spirit Lake: Burgis Beach

Saskatchewan, Canada

Waterbody Type:
Unknown
Last observed: August 17, 2025
Monitored since: July 1, 2024
7 Observations
0 Issues

Lac des Épinettes: Fosse EP1

Quebec, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: June 12, 2021
20 Observations
0 Issues

Lake Superior / Michipicoten River Mouth: Naturally Superior Lodge and Bed and Breakfast

Michipicoten, Ontario, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: July 10, 2017
3 Observations
0 Issues

Black Creek: Black Creek at Stevensville Pump Station (downstream)

Ontario, Canada

Waterbody Type:
Unknown
Last observed: August 17, 2025
Monitored since: February 27, 2025
5 Observations
0 Issues

Hawk Lake: Hawk Lake boat launch (HL-WM-D)

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 17, 2025
Monitored since: July 31, 2022
14 Observations
0 Issues

Erith Marshes: Erith Marshes outflow to Thames

Erith, England, United Kingdom

Waterbody Type:
Channel
Last observed: August 17, 2025
Monitored since: July 18, 2025
2 Observations
0 Issues

Erith Marshes: Burnett Road, Erith

Erith, England, United Kingdom

Waterbody Type:
Channel
Last observed: August 17, 2025
Monitored since: July 18, 2025
3 Observations
0 Issues

River Loddon: Longbridge Mill

Sherfield On Loddon, Hampshire, United Kingdom

Waterbody Type:
River
Last observed: August 17, 2025
Monitored since: February 21, 2025
9 Observations
0 Issues

Loon Lake: Loon Lake West Shore

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 16, 2025
Monitored since: June 17, 2023
31 Observations
0 Issues

Ching Brook: Footbridge near Rangers Road

Buckhurst Hill, Essex, United Kingdom

Waterbody Type:
Stream
Last observed: August 16, 2025
Monitored since: July 14, 2024
37 Observations
0 Issues

Dog Lake : MartinVille (MV-WM-C

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 16, 2025
Monitored since: July 18, 2022
16 Observations
0 Issues

Dog lake: IVC-WM-A

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 16, 2025
Monitored since: July 20, 2022
14 Observations
0 Issues

Lac Gilmour: Fosse GM1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 16, 2025
Monitored since: January 1, 2015
32 Observations
0 Issues

Eskay Lake: Eskay lake boat launch (EL-WM—B)

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 16, 2025
Monitored since: July 21, 2022
15 Observations
0 Issues

Moselle Brook: Lordship Recreation Ground (Downstream)

London, Haringey, United Kingdom

Waterbody Type:
Stream
Last observed: August 16, 2025
Monitored since: April 20, 2024
13 Observations
0 Issues

St. Marys River: Bellevue Park Topsail Island

Ontario, Canada

Waterbody Type:
River
Last observed: August 15, 2025
Monitored since: February 22, 2024
47 Observations
0 Issues

St Marys River: Bellevue Marina

Sault Ste. Marie, Ontario, Canada

Waterbody Type:
River
Last observed: August 15, 2025
Monitored since: April 27, 2025
10 Observations
0 Issues

Bowker Creek: Pedestrian bridge at Wordsworth

Victoria, British Columbia, Canada

Waterbody Type:
Creek
Last observed: August 15, 2025
Monitored since: October 8, 2024
44 Observations
0 Issues

St Lawrence River: St Lawrence River near Windsor Lane

Gananoque, Ontario, Canada

Waterbody Type:
River
Last observed: August 15, 2025
Monitored since: August 15, 2025
1 Observations
0 Issues

Lac Grand: Fosse G1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 15, 2025
Monitored since: June 9, 2021
33 Observations
0 Issues