/-77.3948836,44.1036273,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Massassauga Marsh: First Bridge on County Rd 28
Ontario, Canada
Waterbody Type:Wetland
Last observed: March 24, 2025 Monitored since: July 10, 2019
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?
7,864 locations
+71 new sample locations added in the past 30 days
Wetland
Last observed: March 24, 2025 Monitored since: July 10, 2019
/-77.3831034,44.1600412,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Moira River: Victoria Park & Harbour. Mouth of Moira River entering the Bay of Quinte
Belleville, Ontario, Canada
Waterbody Type:River
Last observed: March 24, 2025 Monitored since: May 16, 2019
/-77.3540497,44.1627351,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Ontario Bay of Quinte: East Bayshore Waterfront Park and Herchimer Rd Boat Launch in Belleville
Ontario, Canada
Waterbody Type:Lake
Last observed: March 24, 2025 Monitored since: June 22, 2017
/-87.9634953,41.8896018,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salt Creek: SCGW bridge on Salt Creek
Elmhurst, Illinois, United States
Waterbody Type:Creek
Last observed: March 24, 2025 Monitored since: November 10, 2023
/-88.0692172,41.8182121,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
East Branch DuPage River : East Branch DuPage River at Morton Arb
Downers Grove, Illinois, United States
Waterbody Type:River
Last observed: March 24, 2025 Monitored since: November 1, 2023
/-88.0374169,41.8183729,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lacey Creek: Lacey Creek at Morton Arboretum
Downers Grove, Illinois, United States
Waterbody Type:Creek
Last observed: March 24, 2025 Monitored since: November 20, 2023
/-104.60847,50.42762,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Wascana Spruce: Wascana Spruce- 100 Lake Survey
Regina, Saskatchewan, Canada
Waterbody Type:Lake
Last observed: March 24, 2025 Monitored since: August 26, 2024
/-87.9688111,41.8721873,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Sugar Creek: Villa Ave Bridge at Sugar Creek
Villa Park, Illinois, United States
Waterbody Type:Creek
Last observed: March 24, 2025 Monitored since: November 10, 2023
/-123.3342859,48.4520025,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Bowker Creek: Browning Park
Victoria, British Columbia, Canada
Waterbody Type:Creek
Last observed: March 23, 2025 Monitored since: February 16, 2024
/-123.3355265,48.4498145,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Bowker Creek: Pedestrian bridge at Wordsworth
Victoria, British Columbia, Canada
Waterbody Type:Creek
Last observed: March 23, 2025 Monitored since: October 8, 2024
/-88.5400629,42.2485132,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Kishwaukee River: South Branch Kish
Union, Illinois, United States
Waterbody Type:River
Last observed: March 23, 2025 Monitored since: November 29, 2024
/-123.3348564,48.4506841,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Bowker Creek : Browning/mcrae
Victoria, British Columbia, Canada
Waterbody Type:Creek
Last observed: March 23, 2025 Monitored since: December 22, 2024
/0.0205471,51.627561,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
The Ching: Whitehall Plain
Buckhurst Hill, Waltham Forest, United Kingdom
Waterbody Type:Stream
Last observed: March 23, 2025 Monitored since: July 14, 2024
/-88.1576228,41.8679948,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Winfield Creek: Winfield Creek-Memorial Park
Winfield, Illinois, United States
Waterbody Type:Creek
Last observed: March 23, 2025 Monitored since: December 10, 2024
/0.0255346,51.6340547,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Ching Brook: Footbridge near Rangers Road
Buckhurst Hill, Essex, United Kingdom
Waterbody Type:Stream
Last observed: March 23, 2025 Monitored since: July 14, 2024
/-77.1555877,43.9377398,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Tributary entering SE End of East Lake: Cherry Valley Lions Memorial Park Boat Launch Dock
Cherry Valley, Ontario, Canada
Waterbody Type:Creek
Last observed: March 23, 2025 Monitored since: April 28, 2017
/-77.2211194,43.8987273,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Outlet River: Outlet River at Bridge on County Rd 18
Ontario, Canada
Waterbody Type:River
Last observed: March 23, 2025 Monitored since: June 18, 2019
/-79.2646194,43.1100354,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Twelve Mile Creek: Upper Decew Falls
Thorold, Ontario, Canada
Waterbody Type:Creek
Last observed: March 23, 2025 Monitored since: January 2, 2025
/-0.060575,51.5811099,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Lea: Markfield Park (Stonebridge Brook) CSO
London, Haringey, United Kingdom
Waterbody Type:River
Last observed: March 23, 2025 Monitored since: June 29, 2024
/-0.7936335,51.1527148,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Frensham pond: Frensham Pond Inlet stream
Lindford, Surrey, United Kingdom
Waterbody Type:Stream
Last observed: March 23, 2025 Monitored since: May 31, 2022
/-0.7988691,51.1536569,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Frensham Great Pond: Frensham Great Pond near outlet sluice
Blacknest, Surrey, United Kingdom
Waterbody Type:Pond
Last observed: March 23, 2025 Monitored since: May 31, 2022