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

+101 new sample locations added in the past 30 days

South Wey (Bordon to River Slea confluence): BORDON STW

Bordon, Hampshire, United Kingdom

Waterbody Type:
River
Last observed: May 23, 2025
Monitored since: March 19, 2023

South Wey (Bordon to River Slea confluence): WEY ( SOUTH ) ABOVE BORDON STW

Bordon, Hampshire, United Kingdom

Waterbody Type:
River
Last observed: May 23, 2025
Monitored since: March 19, 2023

Hollywater and Deadwater at Bordon: DEADWATER AT CHALET HILL BRIDGE

Bordon, Hampshire, United Kingdom

Waterbody Type:
Stream
Last observed: May 23, 2025
Monitored since: March 19, 2023

Mitchell Lake : Mitchell Lake

Carol Stream, Illinois, United States

Waterbody Type:
Unknown
Last observed: May 23, 2025
Monitored since: November 21, 2024

River Wey: Peperharrow swimming spot, by fish bypass

Godalming, Surrey, United Kingdom

Waterbody Type:
River
Last observed: May 23, 2025
Monitored since: May 28, 2022

Tyler Creek: Tyler Creek Forest Preserve

Elgin, Illinois, United States

Waterbody Type:
Creek
Last observed: May 23, 2025
Monitored since: October 24, 2023

Old Grove Pond: Joe LeCroy

Lombard, Illinois, United States

Waterbody Type:
Pond
Last observed: May 22, 2025
Monitored since: November 27, 2024

Qwalimak- Birkenhead River: Qwalimak- Birkenhead River

Mount Currie, British Columbia, Canada

Waterbody Type:
River
Last observed: May 22, 2025
Monitored since: May 22, 2025

Qwalimak- Birkenhead River: Qwalimak

Mount Currie, British Columbia, Canada

Waterbody Type:
River
Last observed: May 22, 2025
Monitored since: May 22, 2025

Fox River: Jon Duerr Forest Preserve Fox River

South Elgin, Illinois, United States

Waterbody Type:
River
Last observed: May 22, 2025
Monitored since: November 11, 2023

Bras D'or Lake: Chapel Road Beach

East Bay, Nova Scotia, Canada

Waterbody Type:
Unknown
Last observed: May 22, 2025
Monitored since: May 22, 2025

Kishwaukee River: South Branch Kish

Union, Illinois, United States

Waterbody Type:
River
Last observed: May 22, 2025
Monitored since: November 29, 2024

Cress Creek: Cress Creek

Naperville, Illinois, United States

Waterbody Type:
Creek
Last observed: May 22, 2025
Monitored since: November 11, 2023

West Branch DuPage River : West Branch DuPage River at Hillside

Naperville, Illinois, United States

Waterbody Type:
River
Last observed: May 22, 2025
Monitored since: November 11, 2023

Unnamed Creek : Arrowhead Park

Naperville, Illinois, United States

Waterbody Type:
Creek
Last observed: May 22, 2025
Monitored since: November 13, 2024

Spring Brook Creek: Harry J. Wolf

Warrenville, Illinois, United States

Waterbody Type:
Creek
Last observed: May 22, 2025
Monitored since: November 12, 2024

Hogsmill: Saipem S4 - Berrylands playground

London, Kingston upon Thames, United Kingdom

Waterbody Type:
River
Last observed: May 22, 2025
Monitored since: April 2, 2025

Winding Creek: Winding Creek

Bartlett, Illinois, United States

Waterbody Type:
Creek
Last observed: May 21, 2025
Monitored since: December 10, 2023

Qwalimak-Birkenhead River : Birkenhead River Confluence

Pemberton, British Columbia, Canada

Waterbody Type:
River
Last observed: May 21, 2025
Monitored since: May 21, 2025

Wildcat Slough: Sangamon River Forest Preserve

Mahomet, Illinois, United States

Waterbody Type:
Stream
Last observed: May 21, 2025
Monitored since: November 6, 2022

Lake Charles at Beach Inlet: Lake Charles at Beach Inlet

Westmont, Illinois, United States

Waterbody Type:
Pond
Last observed: May 21, 2025
Monitored since: November 30, 2024