/-87.9516292,41.865136,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salt Creek: Salt Creek S Elmhurst canoe launch
Elmhurst, Illinois, United States
Waterbody Type:Creek
Last observed: March 12, 2025 Monitored since: November 15, 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?
7,913 locations
+52 new sample locations added in the past 30 days
Creek
Last observed: March 12, 2025 Monitored since: November 15, 2024
/-84.3501091,46.5083322,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
St Marys River: Whitefish Island East Viewing Platform
Ontario, Canada
Waterbody Type:River
Last observed: March 12, 2025 Monitored since: March 12, 2025
/-88.1367161,41.7984491,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Unnamed Creek : Arrowhead Park
Naperville, Illinois, United States
Waterbody Type:Creek
Last observed: March 12, 2025 Monitored since: November 13, 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: March 12, 2025 Monitored since: November 17, 2023
/-0.2859238,51.3637693,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Bonesgate Stream: Bonegate Stream
Epsom, Kingston upon Thames, United Kingdom
Waterbody Type:Stream
Last observed: March 12, 2025 Monitored since: December 18, 2024
/-87.7067327,41.9814233,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
North Shore Channel: Legion Park-NSCP
Chicago, Illinois, United States
Waterbody Type:River
Last observed: March 11, 2025 Monitored since: December 30, 2024
/-88.197062,41.938536,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Trinity South Pond: Trinity South Pond - Smythe Settlement
West Chicago, Illinois, United States
Waterbody Type:Pond
Last observed: March 11, 2025 Monitored since: November 29, 2023
/-88.2019329,41.9384881,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Turnmill Pond: Turnmill Pond - Smythe Settlement
West Chicago, Illinois, United States
Waterbody Type:Pond
Last observed: March 11, 2025 Monitored since: November 29, 2023
/-88.1991648,41.9435797,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Army Trail West Pond: Army Trail West Pond - Smythe Settlement
West Chicago, Illinois, United States
Waterbody Type:Pond
Last observed: March 11, 2025 Monitored since: November 29, 2023
/-87.9725289,41.9211515,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Salt creek: Salt Creek
Addison, Illinois, United States
Waterbody Type:Unknown
Last observed: March 10, 2025 Monitored since: January 5, 2024
/-88.3786658,42.0106179,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Creek: Fitchie Creek
Elgin, Illinois, United States
Waterbody Type:Creek
Last observed: March 9, 2025 Monitored since: September 13, 2024
/-88.1348562,41.754183,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
DuPage River, West Branch: DuPage River, West Branch
Naperville, Illinois, United States
Waterbody Type:River
Last observed: March 9, 2025 Monitored since: November 24, 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
/-89.2769362,40.7029512,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Walnut Creek: Eureka Lake
Eureka, Illinois, United States
Waterbody Type:Creek
Last observed: March 9, 2025 Monitored since: November 17, 2024
/-0.2608723,51.6070582,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Silkstream: Watling Park
London, Barnet, 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: Silk stream in Watling Park - Burnt Oak
London, Barnet, United Kingdom
Waterbody Type:Unknown
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
/-0.3692651,51.5853342,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Yeading Brook : Yeading Walk
London, Harrow, United Kingdom
Waterbody Type:Stream
Last observed: March 9, 2025 Monitored since: April 12, 2024
/-0.8044671,51.1639443,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Downstream of Frensham Mill
Frensham, Surrey, United Kingdom
Waterbody Type:River
Last observed: March 9, 2025 Monitored since: July 11, 2022
/-0.8318064,51.1402198,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Smithy Lane
Dockenfield, Hampshire, United Kingdom
Waterbody Type:River
Last observed: March 9, 2025 Monitored since: March 9, 2022