/-87.6436686,41.6289645,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Little Calumet River: Little Calumet River - Boat Launch at FPDCC Kickapoo Woods
Harvey, Illinois, United States
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: November 26, 2024
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?
8,239 locations
+7 new sample locations added in the past 30 days
River
Last observed: May 30, 2025 Monitored since: November 26, 2024
/-88.1283975,41.7466349,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
West Branch DuPage River: Pioneer Park
Naperville, Illinois, United States
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: November 17, 2023
/-88.0914044,41.983232,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Springbrook Creek: Springbrook Creek Wetland Park
Roselle, Illinois, United States
Waterbody Type:Creek
Last observed: May 30, 2025 Monitored since: December 19, 2023
/-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: May 30, 2025 Monitored since: December 10, 2024
/-1.5821046,52.2842236,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Priory Park: St Johns Brook
Warwick, England, United Kingdom
Waterbody Type:Unknown
Last observed: May 30, 2025 Monitored since: May 30, 2025
St Nicholas Park: St Johns Brook2nd Warwick Scout hut
Warwick, England, United Kingdom
Waterbody Type:Unknown
Last observed: May 30, 2025 Monitored since: May 30, 2025
/-0.751399,51.183525,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Tilford South Bridge WEST SIDE
Tilford, Surrey, United Kingdom
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: May 17, 2024
/-0.7509325,51.1835497,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Tilford South Bridge - EAST BANK
Tilford, Surrey, United Kingdom
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: October 4, 2024
/-1.5254039,53.8289444,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Gledgow Beck: E-coli Testing Location 2 (YW)
Leeds, Leeds, United Kingdom
Waterbody Type:Stream
Last observed: May 30, 2025 Monitored since: February 3, 2025
/-88.7167454,42.0883946,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Kishwaukee River South Branch: Kishwaukee River South Branch at Russell Woods
Genoa, Illinois, United States
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: December 15, 2024
/-88.1318951,41.7202538,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
DuPage River (west branch): West Branch of the DuPage River
Naperville, Illinois, United States
Waterbody Type:River
Last observed: May 29, 2025 Monitored since: November 20, 2024
/-88.1244922,41.9288686,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Klein Creek: Klein Creek at Fountain View Recreation Center
Carol Stream, Illinois, United States
Waterbody Type:Creek
Last observed: May 29, 2025 Monitored since: December 19, 2023
/-88.0146271,41.9706943,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Springbrook Creek: Springbrook Creek @ S Maple Ave, Itasca
Itasca, Illinois, United States
Waterbody Type:Creek
Last observed: May 29, 2025 Monitored since: December 19, 2023
/-88.0707941,41.9588144,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Springbrook Creek: Springbrook Creek @ N Circle Ave, Bloomingdale
Bloomingdale, Illinois, United States
Waterbody Type:Creek
Last observed: May 29, 2025 Monitored since: December 19, 2023
/-0.0248154,51.4856211,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Thames: Outfall at Deptford near Convoy's Wharf
London, England, United Kingdom
Waterbody Type:River
Last observed: May 29, 2025 Monitored since: May 29, 2025
/-88.1523013,41.7714484,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
West Branch DuPage River: West Branch DuPage River at Naperville Riverwalk
Naperville, Illinois, United States
Waterbody Type:River
Last observed: May 29, 2025 Monitored since: November 30, 2023
/-66.9850537,44.9790776,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Beaver Pond: Beaver Pond
Fairhaven, New Brunswick, Canada
Waterbody Type:Unknown
Last observed: May 29, 2025 Monitored since: May 29, 2025
/-122.83697,49.12161,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Henry Bose Creek: Henry Bose Creek @ Hyland Creek Park
Surrey, British Columbia, Canada
Waterbody Type:Creek
Last observed: May 29, 2025
/-122.882,49.12984,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Cougar Creek: Cougar Creek @ end of 123 Street cul-de-sac
Surrey, British Columbia, Canada
Waterbody Type:Creek
Last observed: May 29, 2025
/-122.87893,49.12995,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Cougar Creek: Cougar Creek @ 12408 70 Avenue
Surrey, British Columbia, Canada
Waterbody Type:Creek
Last observed: May 29, 2025
/-122.88743,49.12861,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Cougar Creek: Cougar Creek Park @ Pond Outlet
Surrey, British Columbia, Canada
Waterbody Type:Creek
Last observed: May 29, 2025