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?

7,973 locations

+64 new sample locations added in the past 30 days

Lake Ontario: Rouge River

Pickering, Ontario, Canada

Waterbody Type:
River
Last observed: October 13, 2024
Monitored since: October 13, 2024
1 Observations
0 Issues

Ottawa River: Lac Lynch

Quebec, Canada

Waterbody Type:
Unknown
Last observed: October 12, 2024
Monitored since: October 12, 2024
1 Observations
0 Issues

Lake Huron - Shoal Island: End of B Line - Shoal Island

Ontario, Canada

Waterbody Type:
Lake
Last observed: October 12, 2024
Monitored since: May 28, 2022
15 Observations
0 Issues

Ottawa River: Ile du Chenail, Hawkesbury

Grenville, Ontario, Canada

Waterbody Type:
River
Last observed: October 11, 2024
Monitored since: October 11, 2024
1 Observations
0 Issues

Lac Leamy: Lac Leamy

Gatineau, Quebec, Canada

Waterbody Type:
Unknown
Last observed: October 10, 2024
Monitored since: October 10, 2024
1 Observations
0 Issues

River Brent: Pitshanger Park

London, Ealing, United Kingdom

Waterbody Type:
River
Last observed: October 10, 2024
Monitored since: October 10, 2024
1 Observations
0 Issues

Marnham Outfall: Marnham Outfall

London, Ealing, United Kingdom

Waterbody Type:
Stream
Last observed: October 10, 2024
Monitored since: October 10, 2024
1 Observations
0 Issues

River Brent: Downstream Marnham Outfall

London, Ealing, United Kingdom

Waterbody Type:
River
Last observed: October 10, 2024
Monitored since: October 10, 2024
1 Observations
0 Issues

Rotary Creek : Rotary Creek

Ontario, Canada

Waterbody Type:
Creek
Last observed: October 8, 2024
Monitored since: October 8, 2024
1 Observations
0 Issues

Beverley Brook: Richmond Park Middle

London, Richmond upon Thames, United Kingdom

Waterbody Type:
River
Last observed: October 7, 2024
Monitored since: April 25, 2024
3 Observations
0 Issues

Beverley Brook: Richmond Park Wall

London, Wandsworth, United Kingdom

Waterbody Type:
River
Last observed: October 7, 2024
Monitored since: April 23, 2024
3 Observations
0 Issues

Lake Ontario: Winter Ferry dock End of Rd 7051

Kingston, Ontario, Canada

Waterbody Type:
Lake
Last observed: October 7, 2024
Monitored since: September 8, 2017
2 Observations
0 Issues

Beverley Brook: Wimbledon Common A3

London, Kingston upon Thames, United Kingdom

Waterbody Type:
River
Last observed: October 7, 2024
Monitored since: April 25, 2024
3 Observations
0 Issues

Mississippi Lake: Black Bass bay

Ontario, Canada

Waterbody Type:
Bay
Last observed: October 7, 2024
Monitored since: July 13, 2024
7 Observations
0 Issues

(The) Mitchell Brook: The Mitchell Brook

London, Brent, United Kingdom

Waterbody Type:
Stream
Last observed: October 7, 2024
Monitored since: October 7, 2024
1 Observations
0 Issues

The Lower Brent: The Lower Brent

London, Brent, United Kingdom

Waterbody Type:
River
Last observed: October 7, 2024
Monitored since: October 7, 2024
1 Observations
0 Issues

Mitchell Brook: (The) Mitchell Brook

London, Brent, United Kingdom

Waterbody Type:
Stream
Last observed: October 7, 2024
Monitored since: October 7, 2024
1 Observations
0 Issues

St. Lawrence River: Pointe Maligne Park

Ontario, Canada

Waterbody Type:
River
Last observed: October 6, 2024
Monitored since: October 6, 2024
1 Observations
0 Issues

Desbarats River: Municipal Dock

Ontario, Canada

Waterbody Type:
River
Last observed: October 6, 2024
Monitored since: May 30, 2022
17 Observations
0 Issues

Anderson Creek: Old Bridge

Ontario, Canada

Waterbody Type:
Creek
Last observed: October 6, 2024
Monitored since: May 30, 2022
16 Observations
0 Issues

St Lawrence River: Lamoureux Park Boat Ramp

Ontario, Canada

Waterbody Type:
River
Last observed: October 4, 2024
Monitored since: October 4, 2024
1 Observations
0 Issues