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?

7,965 locations

+59 new sample locations added in the past 30 days

Salt Creek: Salt Creek S Elmhurst canoe launch

Elmhurst, Illinois, United States

Waterbody Type:
Creek
Last observed: December 20, 2023
Monitored since: November 28, 2023
2 Observations
0 Issues

Paradise Fields: Upper Paradise Fields

London, Ealing, United Kingdom

Waterbody Type:
Stream
Last observed: December 20, 2023
Monitored since: December 20, 2023
1 Observations
0 Issues

River Swilgate Floodwater: Floodwater, Tewkesbury Nature Reserve car park

Cheltenham, Gloucestershire, United Kingdom

Waterbody Type:
Unknown
Last observed: December 13, 2023
Monitored since: December 13, 2023
1 Observations
0 Issues

Raisin River: Martintown

Martintown, Ontario, Canada

Waterbody Type:
River
Last observed: December 11, 2023
Monitored since: September 26, 2023
2 Observations
0 Issues

Dupage River: Dupage River

Bolingbrook, Illinois, United States

Waterbody Type:
Unknown
Last observed: December 7, 2023
Monitored since: December 7, 2023
1 Observations
0 Issues

WBDR: West Branch Dupage River

Naperville, Illinois, United States

Waterbody Type:
Unknown
Last observed: December 7, 2023
Monitored since: December 7, 2023
1 Observations
0 Issues

Lac Girard: Center of the lake, deepest point

Quebec, Canada

Waterbody Type:
Lake
Last observed: December 7, 2023
Monitored since: June 16, 2003
28 Observations
0 Issues

West Branch Dupage River: West Branch Dupage River

Naperville, Illinois, United States

Waterbody Type:
Unknown
Last observed: December 7, 2023
Monitored since: December 7, 2023
1 Observations
0 Issues

Wall Spring: Wall Spring

Palm Harbor, Florida, United States

Waterbody Type:
Unknown
Last observed: December 6, 2023
Monitored since: September 27, 2023
2 Observations
0 Issues

St Lawrence River : Mouth of Raisin River

Ontario, Canada

Waterbody Type:
Unknown
Last observed: December 1, 2023
Monitored since: July 24, 2021
11 Observations
0 Issues

Fox River: Fox River

Carpentersville, Illinois, United States

Waterbody Type:
River
Last observed: November 30, 2023
Monitored since: November 30, 2023
1 Observations
0 Issues

Trout Lake: Trout Lake- John Hendry Park South End 2

Vancouver, British Columbia, Canada

Waterbody Type:
Lake
Last observed: November 28, 2023
Monitored since: May 26, 2021
9 Observations
0 Issues

Tod Creek: Tod Creek

British Columbia, Canada

Waterbody Type:
Unknown
Last observed: November 27, 2023
Monitored since: November 27, 2023
1 Observations
0 Issues

River Pang: River Pang at Pangbourne

Pangbourne, West Berkshire, United Kingdom

Waterbody Type:
River
Last observed: November 27, 2023
Monitored since: November 27, 2023
1 Observations
0 Issues

North Wey (Alton to Tilford): WAVERLEY LANE SPS

Farnham, Surrey, United Kingdom

Waterbody Type:
River
Last observed: November 26, 2023
Monitored since: November 26, 2023
1 Observations
0 Issues

North Wey (Alton to Tilford): WEY ( NORTH ) AT HATCH MILL, FARNHAM

Farnham, Surrey, United Kingdom

Waterbody Type:
River
Last observed: November 25, 2023
Monitored since: March 31, 2023
8 Observations
0 Issues

River Wey: River wey - Hellditch source (need to check)

Godalming, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: November 25, 2023
Monitored since: July 29, 2023
3 Observations
0 Issues

Turtle Lake: Pelican Shores

Saskatchewan, Canada

Waterbody Type:
Lake
Last observed: November 24, 2023
Monitored since: May 29, 2022
18 Observations
0 Issues

Creek : Backyard creek

Ontario, Canada

Waterbody Type:
Creek
Last observed: November 24, 2023
Monitored since: June 14, 2023
5 Observations
0 Issues

Cedarvale Ravine : Cedarvale Park Ravine

Toronto, Ontario, Canada

Waterbody Type:
Stream
Last observed: November 23, 2023
Monitored since: July 12, 2020
8 Observations
0 Issues

The Ching: Source of Ching

Loughton, Essex, United Kingdom

Waterbody Type:
Stream
Last observed: November 23, 2023
Monitored since: November 23, 2023
1 Observations
0 Issues