/-81.225915,47.7678588,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Upper Grassy Lake: Rocks across from Grassy Campsite
Ontario, Canada
Waterbody Type:Lake
Last observed: August 1, 2018 Monitored since: August 1, 2018
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?
7,944 locations
+57 new sample locations added in the past 30 days
Lake
Last observed: August 1, 2018 Monitored since: August 1, 2018
/-76.3509171,45.4434195,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Ottawa River: Robert Simpson Park Beach, Arnprior, Ontario
Arnprior, Ontario, Canada
Waterbody Type:River
Last observed: August 1, 2018 Monitored since: September 26, 2017
/-76.8338,44.7248,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Carnahan Lake: Carnahan Lake, off Carnahan ln
Ontario, Canada
Waterbody Type:Lake
Last observed: August 1, 2018 Monitored since: May 27, 2004
/-76.838,44.7248,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Carnahan Lake: Carnahan Lake, north end
Ontario, Canada
Waterbody Type:Lake
Last observed: August 1, 2018 Monitored since: August 1, 2018
/-76.8424,44.7143,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Carnahan Lake: Carnahan Lake, south end
Ontario, Canada
Waterbody Type:Lake
Last observed: August 1, 2018 Monitored since: May 27, 2004
/-76.4105,44.6846,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Westport Sand Lake: Westport Sand Lake, south of Westport Sand Lake beach
Westport, Ontario, Canada
Waterbody Type:Lake
Last observed: August 1, 2018 Monitored since: June 19, 2002
/-76.4131,44.6813,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Westport Sand Lake: Westport Sand Lake, Rebecca ln
Ontario, Canada
Waterbody Type:Lake
Last observed: August 1, 2018 Monitored since: June 19, 2002
/-119.4700563,49.8793203,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Mill Creek: Mill Creek at McInnes Ave, Kelowna, BC
Kelowna, British Columbia, Canada
Waterbody Type:Creek
Last observed: August 1, 2018 Monitored since: May 20, 2018
/-76.2551,44.8198,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Otty Lake: Otty Lake, deep water
Ontario, Canada
Waterbody Type:Lake
Last observed: July 31, 2018 Monitored since: May 28, 2002
/-76.2411,44.8103,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Otty Lake: Otty Lake, south point
Ontario, Canada
Waterbody Type:Lake
Last observed: July 31, 2018 Monitored since: May 28, 2002
/-76.2106,44.8687,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Otty Lake: Otty Lake at Robert Run
Perth, Ontario, Canada
Waterbody Type:Lake
Last observed: July 31, 2018 Monitored since: May 28, 2002
/-76.2209,44.855,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Otty Lake: Otty Lake, Mary Miller Rd
Ontario, Canada
Waterbody Type:Lake
Last observed: July 31, 2018 Monitored since: May 28, 2002
/-76.8775606,45.6281745,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Muskrat Lake: Cobden, Ontario
Cobden, Ontario, Canada
Waterbody Type:Lake
Last observed: July 30, 2018 Monitored since: August 3, 2017
/-78.7107995,46.3208004,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Ottawa River: Mattawa
Mattawa, Ontario, Canada
Waterbody Type:River
Last observed: July 30, 2018 Monitored since: November 2, 2017
/-114.434471,53.7566407,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake greenish : Lac st Anne
Alberta, Canada
Waterbody Type:Lake
Last observed: July 30, 2018 Monitored since: July 30, 2018
/-77.0585,45.8054,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Ottawa River-Allumette Lake: Cottage outside of Pembroke
Pembroke, Ontario, Canada
Waterbody Type:Lake
Last observed: July 30, 2018 Monitored since: May 6, 2018
/-76.1755085,45.0544848,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Mississippi Lake: Pretties Shore
Ontario, Canada
Waterbody Type:Lake
Last observed: July 30, 2018 Monitored since: July 30, 2018
/-76.6169,44.7066,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Crow Lake: Crow Lake, deep water site
Ontario, Canada
Waterbody Type:Lake
Last observed: July 30, 2018 Monitored since: June 5, 2003
/-76.6068,44.7307,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Crow Lake: Crow Lake, north end
Ontario, Canada
Waterbody Type:Lake
Last observed: July 30, 2018 Monitored since: June 5, 2003
/-76.608,44.7315,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Crow Lake: Crow Lake at Crow Lake rd and Hagan rd
Ontario, Canada
Waterbody Type:Lake
Last observed: July 30, 2018 Monitored since: June 5, 2003
/-76.6245,44.7162,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Crow Lake: Crow Lake, N Anderson Rd
Ontario, Canada
Waterbody Type:Lake
Last observed: July 30, 2018 Monitored since: June 5, 2003