/-88.0066681,41.526379,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Hickory Creek: Hickory Creek
Joliet, Illinois, United States
Waterbody Type:Creek
Last observed: May 31, 2025 Monitored since: November 11, 2021
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
Creek
Last observed: May 31, 2025 Monitored since: November 11, 2021
/-88.0240703,41.5493629,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Spring Creek: Spring Creek
Joliet, Illinois, United States
Waterbody Type:Creek
Last observed: May 31, 2025 Monitored since: November 11, 2021
/-88.528347,41.6478125,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Big Rock Creek: Big Rock Creek at Emmons Woods
Plano, Illinois, United States
Waterbody Type:Stream
Last observed: May 31, 2025 Monitored since: December 31, 2024
/-0.5354487,51.3003806,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: River Wey Old Woking
Woking, Surrey, United Kingdom
Waterbody Type:River
Last observed: May 31, 2025 Monitored since: December 29, 2024
/-88.2717776,41.751205,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Patterson: Oakhurst Forest Preserve South Shore Dock
Aurora, Illinois, United States
Waterbody Type:Lake
Last observed: May 31, 2025 Monitored since: November 25, 2023
/-88.3876276,41.8312764,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Lake Run: Lake Run at Nelson Lake in Dick Young Forest Preserve
Batavia, Illinois, United States
Waterbody Type:Stream
Last observed: May 31, 2025 Monitored since: November 28, 2023
/-90.2323651,38.9601429,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Rocky Fork Tributary: Creek at Merry Meadows
Godfrey, Illinois, United States
Waterbody Type:Creek
Last observed: May 31, 2025 Monitored since: December 31, 2023
/-0.7411715,51.0852313,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
River Wey: Shottermill
Haslemere, Surrey, United Kingdom
Waterbody Type:River
Last observed: May 31, 2025 Monitored since: August 1, 2022
/-88.3932065,41.7092367,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Blackberry Creek: Blackberry Creek Forest Preserve
Montgomery, Illinois, United States
Waterbody Type:Creek
Last observed: May 30, 2025 Monitored since: November 28, 2024
/-88.1409502,41.712197,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
DuPage River: DuPage River at Knoch Knolls Canoe/Kayak Launch
Naperville, Illinois, United States
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: December 23, 2024
/-88.5102796,41.7374717,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Big Rock Creek: Big Rock Forest Preserve
Big Rock, Illinois, United States
Waterbody Type:Creek
Last observed: May 30, 2025 Monitored since: November 26, 2023
/-114.062655,54.5260133,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Tributary to Pembina River: French Creek
Fawcett, Alberta, Canada
Waterbody Type:Creek
Last observed: May 30, 2025 Monitored since: May 30, 2025
/-80.0841093,43.9345685,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Island Lake: Island Lake Boat Launch
Orangeville, Ontario, Canada
Waterbody Type:Wetland
Last observed: May 30, 2025 Monitored since: October 3, 2023
/-113.2571409,54.6228007,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Tawatinaw River - Colinton, Alberta: East of northern foot bridge
Alberta, Canada
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: July 31, 2023
/-88.0014564,41.7849941,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Creek under Fairmount Ave: Creek under Fairmount Ave, east side of bridge
Downers Grove, Illinois, United States
Waterbody Type:Creek
Last observed: May 30, 2025 Monitored since: November 19, 2024
/-88.0789161,41.7921478,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
East Branch DuPage River: Lisle Community Park Boat Launch near Short St on East Branch DuPage River
Lisle, Illinois, United States
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: December 9, 2024
/-75.4859662,45.5018804,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Ottawa River: Petrie Island Causeway
Orléans, Ontario, Canada
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: May 30, 2025
/-79.8142461,43.2061055,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Stream: Albion Fall
Stoney Creek, Ontario, Canada
Waterbody Type:Stream
Last observed: May 30, 2025 Monitored since: May 21, 2023
/-76.4783539,44.2364017,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Cataraqui River : 6.2
Kingston, Ontario, Canada
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: July 15, 2024
/-88.3363867,41.9210717,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
pond: Timber Trails Park pond
Saint Charles, Illinois, United States
Waterbody Type:Pond
Last observed: May 30, 2025 Monitored since: November 25, 2023
/-0.0437951,51.5617153,16,0,0/380x220@2x?access_token=pk.eyJ1Ijoid2F0ZXJyYW5nZXJzIiwiYSI6ImY4Mzc4MTZkZDZkN2Y4YzFhMjA2MzQ3NDAyZjM0MjI1In0.jA6aLxZWzUm8bSBbumka4Q)
Old Lea: Lea Bridge Weir (downstream)
London, Hackney, United Kingdom
Waterbody Type:River
Last observed: May 30, 2025 Monitored since: August 10, 2024