/-67.4157786,46.4348993,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Coldstream at Gilmore Rd and #580 corner: Coldstream near Hamilton Brook Junction
New Brunswick, Canada
Waterbody Type:Stream
Last observed: May 9, 2025 Monitored since: May 10, 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?
8,174 locations
+102 new sample locations added in the past 30 days
Stream
Last observed: May 9, 2025 Monitored since: May 10, 2022
/-88.2925743,42.1666845,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Crystal Creek: Main Street
Algonquin, Illinois, United States
Waterbody Type:Creek
Last observed: May 8, 2025 Monitored since: November 25, 2024
/-88.2902969,42.1662603,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
/-79.6037106,43.7262603,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
West Humber River: Downstream of the bridge
Etobicoke, Ontario, Canada
Waterbody Type:River
Last observed: May 7, 2025 Monitored since: August 29, 2024
/-88.4106946,41.9323906,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Mill Creek: Mill Creek at Campton FP
Saint Charles, Illinois, United States
Waterbody Type:Creek
Last observed: May 7, 2025 Monitored since: December 27, 2023
/-87.6885581,41.9872104,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
West Ridge Nature Park Pond: West Ridge Nature Park Pond
Chicago, Illinois, United States
Waterbody Type:Pond
Last observed: May 7, 2025 Monitored since: November 15, 2024
/-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: May 7, 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: May 7, 2025 Monitored since: November 20, 2023
/-84.0786695,48.2545043,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Murray Lake (North East): Murray Lake
Ontario, Canada
Waterbody Type:Lake
Last observed: May 6, 2025 Monitored since: May 6, 2025
/-1.6309333,51.3572308,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Suddene stream, below sewage treatment: Tom & Deborah Beese
Kennet District, Wiltshire, United Kingdom
Waterbody Type:Unknown
Last observed: May 6, 2025 Monitored since: June 1, 2024
/-84.0290594,48.1683195,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Ogasiwi Lake: Ogasiwi Lake
Chapleau, Ontario, Canada
Waterbody Type:Lake
Last observed: May 6, 2025 Monitored since: May 6, 2025
/-122.8388,49.1746564,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Quibble Creek : Quibble Creek Creekside
New Westminster, British Columbia, Canada
Waterbody Type:Creek
Last observed: May 6, 2025 Monitored since: January 28, 2025
/-88.0365368,41.883241,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
East Branch DuPage River: Hill Ave Bridge
Lombard, Illinois, United States
Waterbody Type:River
Last observed: May 6, 2025 Monitored since: November 17, 2023
/-93.9262389,49.1833164,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Crow Lake: Onigaming Water Treatment Plant
Ontario, Canada
Waterbody Type:Lake
Last observed: May 6, 2025 Monitored since: October 2, 2024
/-1.4725877,51.4110484,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
/-84.0571046,46.1854091,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Huron: Green Street
Ontario, Canada
Waterbody Type:Unknown
Last observed: May 5, 2025 Monitored since: May 5, 2025
/-88.1939507,41.5220382,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
DuPage River: DuPage River at South Hammel Woods Kayak Launch
Shorewood, Illinois, United States
Waterbody Type:River
Last observed: May 5, 2025 Monitored since: November 27, 2024
/-88.3416009,41.9335636,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Ferson Creek: Ferson Creek at Randall Road bike trail bridge
Saint Charles, Illinois, United States
Waterbody Type:Creek
Last observed: May 5, 2025 Monitored since: December 15, 2023
/-88.3246922,41.8219296,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Mill Creek: Mill Creek at bike trail bridge
Batavia, Illinois, United States
Waterbody Type:Creek
Last observed: May 5, 2025 Monitored since: December 20, 2023
/-88.0786157,41.8118819,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Arbor Lake : Arbor Lake at Morton Arb
Lisle, Illinois, United States
Waterbody Type:Lake
Last observed: May 5, 2025 Monitored since: November 1, 2023
/-88.0616002,41.8139583,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Crabapple Lake: Crabapple Lake at Morton Arboretum
Lisle, Illinois, United States
Waterbody Type:Lake
Last observed: May 5, 2025 Monitored since: November 12, 2024