/-0.5789709,51.2434733,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Dapdune Wharf
Guildford, Surrey, United Kingdom
Waterbody Type:River
Last observed: July 26, 2025 Monitored since: November 27, 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?
8,224 locations
+33 new sample locations added in the past 30 days
River
Last observed: July 26, 2025 Monitored since: November 27, 2022
/-0.581224,51.2467528,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Woodbridge Meadows
Guildford, Surrey, United Kingdom
Waterbody Type:River
Last observed: July 26, 2025 Monitored since: May 29, 2022
/-0.5089331,51.1143868,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Cranleigh Waters: Cranleigh RFC
Waverley Borough, Surrey, United Kingdom
Waterbody Type:Stream
Last observed: July 26, 2025 Monitored since: November 26, 2023
/-0.5823827,51.2494807,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Upstream from A3 and B&Q
Guildford, Surrey, United Kingdom
Waterbody Type:River
Last observed: July 26, 2025 Monitored since: May 28, 2022
/-0.7881618,51.2241653,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Nadder Stream: Nadder Stream at exit from Farnham Park
Farnham, Surrey, United Kingdom
Waterbody Type:Stream
Last observed: July 26, 2025 Monitored since: November 23, 2024
/-0.6214351,51.2141863,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Stream at junction of Polsted Lane and Withies Lane: Polsted Lane/Withies Lane stream
Farncombe, Surrey, United Kingdom
Waterbody Type:Stream
Last observed: July 26, 2025 Monitored since: April 22, 2023
/-0.6238388,51.2107818,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Stream at Compton Common: Compton Common: Stream that passes through pipe under path (East side)
Farncombe, Surrey, United Kingdom
Waterbody Type:Unknown
Last observed: July 26, 2025 Monitored since: April 22, 2023
/-84.3430281,46.5915743,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Canon Creek: Canon Creek Old Goulais Bay Rd
Ontario, Canada
Waterbody Type:Creek
Last observed: July 26, 2025 Monitored since: March 1, 2024
/-84.3005633,46.5676351,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Root River Branch: Root River Branch Fourth Line E
Ontario, Canada
Waterbody Type:River
Last observed: July 25, 2025 Monitored since: March 1, 2024
/-122.8369029,49.1215698,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Henry Bose Creek: Hyland Creek 13
Surrey, British Columbia, Canada
Waterbody Type:Creek
Last observed: July 25, 2025 Monitored since: June 29, 2025
/-79.3771434,43.1843448,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Jordan Harbour: Jordan Harbour Conservation Area
Jordan Station, Ontario, Canada
Waterbody Type:Pond
Last observed: July 25, 2025 Monitored since: October 29, 2024
/-103.5053515,51.8377398,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Fishing Lake : North Shore
Saskatchewan, Canada
Waterbody Type:Lake
Last observed: July 25, 2025 Monitored since: September 24, 2023
/-73.5722,45.4805,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lachine Canal: Lachine Canal at Pont Charlevoix
Montreal, Quebec, Canada
Waterbody Type:Canal
Last observed: July 25, 2025 Monitored since: August 18, 2016
/-98.2682614,58.6015993,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Tadoule lake: Tadoule Lake
Manitoba, Canada
Waterbody Type:Lake
Last observed: July 25, 2025 Monitored since: July 25, 2025
/-76.6476796,44.7504533,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Sharbot Lake East Basin: SLEB
Ontario, Canada
Waterbody Type:Lake
Last observed: July 25, 2025 Monitored since: May 29, 2001
/-75.751928,45.64685,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Girard: Fosse GI1
Val-des-Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: July 25, 2025 Monitored since: June 19, 2021
/-75.578942,45.667244,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Bataille: Fosse B1
Quebec, Canada
Waterbody Type:Lake
Last observed: July 25, 2025 Monitored since: June 12, 2021
/-75.725348,45.7248444,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Claude: CL1
Val Des Monts, Quebec, Canada
Waterbody Type:Lake
Last observed: July 25, 2025 Monitored since: June 17, 2024
/-76.664471,44.7571059,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Hawley Bay: HB SLEB
Sharbot Lake, Ontario, Canada
Waterbody Type:Lake
Last observed: July 25, 2025 Monitored since: May 1, 2024
/-0.4993047,51.3071363,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Newark Lock downstream
Ripley, Surrey, United Kingdom
Waterbody Type:River
Last observed: July 25, 2025 Monitored since: September 25, 2022
/-76.6438211,44.7701118,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Sharbot lake: Elbow bay SLEB
Ontario, Canada
Waterbody Type:Lake
Last observed: July 25, 2025 Monitored since: May 1, 2024