/-0.0157285,51.5929955,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Dagenham Brook: Chestnut Farm Allotments Downstream (Dagenham Brook)
London, Waltham Forest, United Kingdom
Waterbody Type:Unknown
Last observed: March 19, 2025 Monitored since: March 19, 2025
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?
8,170 locations
+99 new sample locations added in the past 30 days
Unknown
Last observed: March 19, 2025 Monitored since: March 19, 2025
/-0.0139046,51.5927023,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River: Chestnut Farm Allotments Upstream (Dagenham Brook)
London, Waltham Forest, United Kingdom
Waterbody Type:River
Last observed: March 19, 2025 Monitored since: March 15, 2025
/-79.7394562,43.5797863,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Wabukayne: Lake Wabukayne Park
Streetsville, Ontario, Canada
Waterbody Type:Unknown
Last observed: March 18, 2025 Monitored since: March 18, 2025
/-77.0870519,43.9303999,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Black Creek ( River ): Black River marsh outlet from stream
Milford, Ontario, Canada
Waterbody Type:Creek
Last observed: March 18, 2025 Monitored since: March 22, 2019
/-87.8803468,41.1515643,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Bourbonnais Creek: Bourbonnais Creek Upstream
Bourbonnais, Illinois, United States
Waterbody Type:Creek
Last observed: March 17, 2025 Monitored since: April 22, 2024
/-79.7542562,43.5883745,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Aquitaine: Lake Aquitaine Park
Streetsville, Ontario, Canada
Waterbody Type:Pond
Last observed: March 17, 2025 Monitored since: March 17, 2025
/-75.6712317,45.4289943,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Rideau River: Rideau River in front of Riverain Park
Gatineau, Ontario, Canada
Waterbody Type:River
Last observed: March 17, 2025 Monitored since: December 22, 2024
/-124.7832298,49.5373246,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Graveyard Marsh: Graveyard Marsh, Central Park
Denman Island, British Columbia, Canada
Waterbody Type:Unknown
Last observed: March 16, 2025 Monitored since: March 16, 2025
/-79.7619822,43.5581903,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Osprey Marsh: Osprey Marsh, Johnny Bower Park
Milton, Ontario, Canada
Waterbody Type:Pond
Last observed: March 15, 2025 Monitored since: March 15, 2025
/-123.3185447,48.4308809,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Bowker Creek: Oak Bay Rec skate park
Victoria, British Columbia, Canada
Waterbody Type:Creek
Last observed: March 15, 2025 Monitored since: February 2, 2024
/-106.8194246,51.8991325,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Pike Lake: In front of cabin #63
Saskatchewan, Canada
Waterbody Type:Unknown
Last observed: March 15, 2025 Monitored since: January 29, 2025
/-0.0146985,51.5928487,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Dagenham Brook: Chestnut Farm Allotments Midstream (Dagenham Brook)
London, Waltham Forest, United Kingdom
Waterbody Type:River
Last observed: March 15, 2025 Monitored since: March 15, 2025
/-76.784842,44.3591291,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Napanee River (between Yarker and Camden East): O'Keeffe property (3861 County Rd 1E, RR2, Yarker)
Ontario, Canada
Waterbody Type:River
Last observed: March 14, 2025 Monitored since: March 24, 2017
/-88.172965,41.8664832,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
West Branch DuPage River: West DuPage Woods
Winfield, Illinois, United States
Waterbody Type:River
Last observed: March 13, 2025 Monitored since: December 15, 2023
/-0.0085831,51.5230009,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Limehouse Cut: Limehouse Cut East Shore (T21 Office)
London, Tower Hamlets, United Kingdom
Waterbody Type:Unknown
Last observed: March 13, 2025 Monitored since: March 28, 2024
/-90.1150234,38.905177,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Gordon Moore Lake: Gordon Moore Park Lake
Alton, Illinois, United States
Waterbody Type:Lake
Last observed: March 9, 2025 Monitored since: November 16, 2023
/-90.0862384,38.8748306,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Retention pond: 6th Street park retention pond
Wood River, Illinois, United States
Waterbody Type:Pond
Last observed: March 9, 2025 Monitored since: November 16, 2023
/-0.2608723,51.6070582,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Silkstream / Burnt Oak Brook: Burnt Oak Brook in Watling Park
Edgware, England, United Kingdom
Waterbody Type:Stream
Last observed: March 9, 2025 Monitored since: March 9, 2025
/-0.2612686,51.6067438,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Silkstream: Burnt Oak Brook in Watling Park - Burnt Oak
Edgware, England, United Kingdom
Waterbody Type:Stream
Last observed: March 9, 2025 Monitored since: October 17, 2024
/-90.1325275,38.9297941,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
West Fork Wood River: WFWR - Downstream Harris Lane
Alton, Illinois, United States
Waterbody Type:River
Last observed: March 9, 2025 Monitored since: February 4, 2023
/-84.2739987,46.4961618,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
St Marys River: Mulligans - St Marys River
Ontario, Canada
Waterbody Type:River
Last observed: March 8, 2025 Monitored since: March 2, 2025