/-83.844338,46.3725168,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Caribou Lake: Caribou Lake - off boat ramp
Ontario, Canada
Waterbody Type:Unknown
Last observed: August 6, 2025 Monitored since: June 13, 2022
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?
8,229 locations
+40 new sample locations added in the past 30 days
Unknown
Last observed: August 6, 2025 Monitored since: June 13, 2022
/-75.790322,45.752297,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac du Marbre: Fosse DM2
Val-des-Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: August 5, 2025 Monitored since: May 30, 2021
/-75.799808,45.758786,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac du Marbre: Fosse DM1
Val-des-Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: August 5, 2025 Monitored since: May 30, 2021
/-75.5733204,45.6250982,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Sanscartier: SA1
Quebec, Canada
Waterbody Type:Unknown
Last observed: August 5, 2025 Monitored since: June 3, 2024
/-84.0863514,46.4877354,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake George: Offshore sampling location
Ontario, Canada
Waterbody Type:Lake
Last observed: August 5, 2025 Monitored since: May 30, 2023
/-77.8141665,48.1166806,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Stabell: Sentier des Fougères
Quebec, Canada
Waterbody Type:Lake
Last observed: August 5, 2025 Monitored since: August 26, 2021
/0.0001287,51.6043317,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Ching: Beech Hall Crescent CSO
London, Waltham Forest, United Kingdom
Waterbody Type:River
Last observed: August 5, 2025 Monitored since: November 5, 2024
/-77.7834606,48.0986187,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Parc des marais: Ruisseau des marais
Val D'Or, Quebec, Canada
Waterbody Type:Stream
Last observed: August 4, 2025 Monitored since: May 19, 2022
/-60.1872,46.1332,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Stream: Wash Brook
Sydney, Nova Scotia, Canada
Waterbody Type:Unknown
Last observed: August 4, 2025 Monitored since: December 30, 2024
/-90.2239536,31.9963209,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Pearl River: Gatesville Bridge
Harrisville, Mississippi, United States
Waterbody Type:River
Last observed: August 4, 2025 Monitored since: June 13, 2024
/-90.2435446,32.1765387,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Pearl River: Byram Swinging Bridge
Jackson, Mississippi, United States
Waterbody Type:River
Last observed: August 4, 2025 Monitored since: October 31, 2018
/-0.5126731,51.1383552,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Tillingbourne: Nursery Corner
Cranleigh, Surrey, United Kingdom
Waterbody Type:River
Last observed: August 4, 2025 Monitored since: November 26, 2023
/-90.2270437,32.0944458,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Pearl River: Rosemary Rd bridge
Terry, Mississippi, United States
Waterbody Type:River
Last observed: August 4, 2025 Monitored since: June 13, 2024
/-74.6908092,45.7486747,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Rouge River: Rouge River
Quebec, Canada
Waterbody Type:River
Last observed: August 4, 2025 Monitored since: July 27, 2024
/-75.7980194,45.7327778,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Clair: Fosse Sud CL2
Val-des-Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: August 4, 2025 Monitored since: May 30, 2021
/-75.8016222,45.7383972,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Clair: Fosse Nord CL1
Val-des-Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: August 4, 2025 Monitored since: May 30, 2021
/-75.811353,45.780553,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Saint-Germain: Fosse SG3
Val-des-Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: August 4, 2025 Monitored since: May 30, 2021
/-75.797319,45.770442,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Saint-Germain: Fosse SG2
Val-des-Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: August 4, 2025 Monitored since: May 30, 2021
/-75.798775,45.784886,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Saint-Germain: Fosse SG1
Val-des-Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: August 4, 2025 Monitored since: May 30, 2021
/-0.5586393,51.3219145,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Basingstoke Canal: Chobham Road underpass
Woking, Surrey, United Kingdom
Waterbody Type:Canal
Last observed: August 4, 2025 Monitored since: August 3, 2023
/-0.1337028,51.6126204,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Bounds Green Brook: Hobart Corner
London, Enfield, United Kingdom
Waterbody Type:Stream
Last observed: August 4, 2025 Monitored since: July 14, 2025