/-122.8179646,49.2556216,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lost Lake: Mundy Park
Coquitlam, British Columbia, Canada
Waterbody Type:Lake
Last observed: June 29, 2025 Monitored since: May 28, 2023
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?
8,158 locations
+91 new sample locations added in the past 30 days
Lake
Last observed: June 29, 2025 Monitored since: May 28, 2023
/-0.575398,51.2332649,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Wey Navigation
Guildford, Surrey, United Kingdom
Waterbody Type:River
Last observed: June 29, 2025 Monitored since: May 10, 2022
/-83.998066,46.3194578,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
St Mary’s River: Turtle Rock Preserve 2.0
Desbarats, Ontario, Canada
Waterbody Type:River
Last observed: June 29, 2025 Monitored since: June 1, 2025
/-79.3375111,42.9747624,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Welland River: Welland River, River Rd, EC Brown Conservation Area
Ontario, Canada
Waterbody Type:River
Last observed: June 29, 2025 Monitored since: December 29, 2024
/-79.8592254,46.2002702,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Upper French River : Main Channel Marker (near Keystone / Torrance Isle)
Ontario, Canada
Waterbody Type:Unknown
Last observed: June 29, 2025 Monitored since: July 1, 2024
/-0.5755696,51.233191,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Island Training location, Riverside
Guildford, Surrey, United Kingdom
Waterbody Type:Unknown
Last observed: June 29, 2025 Monitored since: May 10, 2022
/-78.9600492,42.8838419,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Erie: Crescent Beach
Ontario, Canada
Waterbody Type:Unknown
Last observed: June 29, 2025 Monitored since: July 13, 2024
/-83.9094338,46.0773688,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Huron: Jocelyn Township Park
Ontario, Canada
Waterbody Type:Lake
Last observed: June 29, 2025 Monitored since: May 28, 2023
/-79.9057488,46.1883525,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Upper French River : Brandon Island
Ontario, Canada
Waterbody Type:River
Last observed: June 29, 2025 Monitored since: July 28, 2024
/-79.2427754,42.9980248,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Welland River, River Rd Parkette: Welland River, River Rd Parkette
Welland, Ontario, Canada
Waterbody Type:River
Last observed: June 29, 2025 Monitored since: December 29, 2024
/-0.7893912,51.0807926,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Stonehouse Road
Liphook, Hampshire, United Kingdom
Waterbody Type:River
Last observed: June 29, 2025 Monitored since: May 29, 2022
/-77.63478,48.46601,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Decarifel: Decarifel
Quebec, Canada
Waterbody Type:Lake
Last observed: June 29, 2025 Monitored since: May 30, 2021
/-79.9101289,46.174437,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Upper French River : Satchel’s Bay
Ontario, Canada
Waterbody Type:Unknown
Last observed: June 29, 2025 Monitored since: June 30, 2024
/-82.59,42.0232998,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Erie: Lake Erie north shore
Leamington, Ontario, Canada
Waterbody Type:Lake
Last observed: June 29, 2025 Monitored since: May 30, 2021
/-79.0290785,42.8741944,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Erie: Bernard Beach
Ontario, Canada
Waterbody Type:Lake
Last observed: June 29, 2025 Monitored since: May 26, 2024
/-77.7920916,48.0987064,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Fiedmont: Lac Fiedmont
Val D'Or, Quebec, Canada
Waterbody Type:Lake
Last observed: June 29, 2025 Monitored since: June 28, 2021
/-84.0185451,46.1644956,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
St. Mary’s River: Huron Line Stone Pier
Ontario, Canada
Waterbody Type:River
Last observed: June 29, 2025 Monitored since: April 27, 2025
/-0.5433738,51.3091211,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Hoe Stream (White Rose Lane Nature Reserve): Hoe Stream
Woking, Surrey, United Kingdom
Waterbody Type:Stream
Last observed: June 29, 2025 Monitored since: December 1, 2024
/-79.3283143,43.8744406,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
/-79.9521185,46.1718961,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Upper French River : Isle #93 (Main Channel)
Ontario, Canada
Waterbody Type:Unknown
Last observed: June 29, 2025 Monitored since: June 30, 2024
/-77.6740479,48.3459961,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Fiedmont: sans nom
Quebec, Canada
Waterbody Type:Stream
Last observed: June 29, 2025 Monitored since: June 27, 2021