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?
8,076 locations
+135 new sample locations added in the past 30 days
/-75.639608,45.697383,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
/-84.4551659,46.5480272,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Upper Carp River: Upper Carp River at Creek Rd/Third Line W
Ontario, Canada
Waterbody Type:River
Last observed: June 8, 2025 Monitored since: March 27, 2024
/-84.3616748,46.5367668,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
East Davignon Creek: East Davignon Farwell Terrace (near Tim Hortons)
Ontario, Canada
Waterbody Type:Creek
Last observed: June 8, 2025 Monitored since: March 1, 2024
/-60.8028889,45.9617411,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Bras d'Or Lake: Iona Port
Iona, Nova Scotia, Canada
Waterbody Type:Unknown
Last observed: June 8, 2025 Monitored since: June 8, 2025
/-75.641397,45.666142,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac Brassard: Fosse BR1
Quebec, Canada
Waterbody Type:Lake
Last observed: June 8, 2025 Monitored since: June 9, 2021
/-74.9060512,46.0043545,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lac des Plages : Sortie du ruisseau Dupuis
Lac Des Plages, Quebec, Canada
Waterbody Type:Lake
Last observed: June 8, 2025 Monitored since: June 8, 2025
/-0.0361133,51.564306,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Footbridge beside Waterworks Centre into Waterworks Nature Reserve: River Lea Flood Relief Channel
London, Waltham Forest, United Kingdom
Waterbody Type:River
Last observed: June 8, 2025 Monitored since: June 8, 2025
/-84.2783117,46.5636057,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Cold Water Creek: Cold Water Creek at Old Garden River Road
Rankin Location Indian Reserve 15d, Ontario, Canada
Waterbody Type:Creek
Last observed: June 8, 2025 Monitored since: March 1, 2024
/-84.2689991,46.5646992,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Crystal Creek: Crystal Creek Case Rd
Rankin Location Indian Reserve 15d, Ontario, Canada
Waterbody Type:Creek
Last observed: June 8, 2025 Monitored since: March 1, 2024
/-77.8809555,48.1005876,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Rivière Thompson: Thompson
Val D'Or, Quebec, Canada
Waterbody Type:River
Last observed: June 8, 2025 Monitored since: May 25, 2025
/-84.2812943,46.5629144,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Root River: Root River Old Garden River
Ontario, Canada
Waterbody Type:River
Last observed: June 8, 2025 Monitored since: March 1, 2024
/-0.0561976,51.5730555,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Coppermill Stream: Bridge by Springfield Marina
London, Waltham Forest, United Kingdom
Waterbody Type:River
Last observed: June 8, 2025 Monitored since: June 8, 2025
/0.0890493,51.4811471,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Slade Pond: Slade Pond Inlet
London, Greenwich, United Kingdom
Waterbody Type:Pond
Last observed: June 8, 2025 Monitored since: April 25, 2024
/0.0882554,51.480692,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Slade Pond: Slade Pond Outfall
London, Greenwich, United Kingdom
Waterbody Type:Pond
Last observed: June 8, 2025 Monitored since: April 25, 2024
/-0.1163222,51.630718,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salmons Brook/Houndsden Gutter/Grovelands Stream: Grovelands Park Lake Entry
London, Enfield, United Kingdom
Waterbody Type:Stream
Last observed: June 8, 2025 Monitored since: April 23, 2023
/-0.1158285,51.6309914,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salmons Brook/Houndsden Gutter/Grovelands Stream: Grovelands Park Lake Downstream of reedbeds
London, Enfield, United Kingdom
Waterbody Type:Unknown
Last observed: June 8, 2025 Monitored since: August 12, 2024
/-0.1118628,51.633371,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salmons Brook/Houndsden Gutter/Grovelands Stream: Grovelands Park Stream below dam
London, Enfield, United Kingdom
Waterbody Type:Stream
Last observed: June 8, 2025 Monitored since: July 30, 2023
/-0.112069,51.632232,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salmons Brook/Houndsden Gutter/Grovelands Stream: Grovelands Park Lake Outfall by cafe and dam
London, Enfield, United Kingdom
Waterbody Type:Stream
Last observed: June 8, 2025 Monitored since: April 23, 2023
/0.0423145,51.4861841,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Stream in Maryon Wilson Park: Maryon Wilson Park
London, Greenwich, United Kingdom
Waterbody Type:Stream
Last observed: June 8, 2025 Monitored since: April 25, 2024
/-79.5871925,43.5509897,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Ontario: Credit River
Mississauga, Ontario, Canada
Waterbody Type:Unknown
Last observed: June 8, 2025 Monitored since: June 8, 2025
/-88.2000875,42.415061,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Nippersink Creek: Nippersink Creek @ Rte 12 (west of State Park Rd intersection)
Spring Grove, Illinois, United States
Waterbody Type:Creek
Last observed: June 7, 2025 Monitored since: November 30, 2024