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?

7,851 locations

+70 new sample locations added in the past 30 days

North Shore Channel: Legion Park-NSCP

Chicago, Illinois, United States

Waterbody Type:
River
Last observed: March 11, 2025
Monitored since: December 30, 2024
4 Observations
0 Issues

Welland Canal: Welland Canal Trail near Linwell Road

St. Catharines, Ontario, Canada

Waterbody Type:
Canal
Last observed: March 11, 2025
Monitored since: January 26, 2025
3 Observations
0 Issues

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
12 Observations
0 Issues

Turnmill Pond: Turnmill Pond - Smythe Settlement

West Chicago, Illinois, United States

Waterbody Type:
Pond
Last observed: March 11, 2025
Monitored since: November 29, 2023
12 Observations
0 Issues

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
12 Observations
0 Issues

East Davignon Creek: East Davignon Creek Allens Side (N of 2nd Ln W)

Ontario, Canada

Waterbody Type:
Creek
Last observed: March 11, 2025
Monitored since: March 1, 2024
40 Observations
0 Issues

Welland Canal: Welland Recreational Canal - Boat house

Welland, Ontario, Canada

Waterbody Type:
Canal
Last observed: March 11, 2025
Monitored since: January 14, 2021
17 Observations
0 Issues

River Lea diversion : River Lea diversion

London, Waltham Forest, United Kingdom

Waterbody Type:
Unknown
Last observed: March 11, 2025
Monitored since: March 11, 2025
1 Observations
0 Issues

Lake Cane: KC's Dock

Orlando, Florida, United States

Waterbody Type:
Lake
Last observed: March 11, 2025
Monitored since: October 24, 2021
129 Observations
0 Issues

Cranleigh Waters: Redcroft Walk / Horsham Road

Cranleigh, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: March 11, 2025
Monitored since: November 25, 2023
11 Observations
0 Issues

Brook: Northwick park Brook(Wealdstone Brook?)

London, Brent, United Kingdom

Waterbody Type:
River
Last observed: March 11, 2025
Monitored since: November 7, 2024
2 Observations
0 Issues

Cranleigh Waters: Sewage / waste water plant outlet

Cranleigh, Surrey, United Kingdom

Waterbody Type:
River
Last observed: March 11, 2025
Monitored since: March 11, 2025
1 Observations
0 Issues

Point Abino Marsh: Point Abino Marsh

Ontario, Canada

Waterbody Type:
Wetland
Last observed: March 10, 2025
Monitored since: December 30, 2024
4 Observations
0 Issues

Waubonsie Creek: Waubonsie Creek

Oswego, Illinois, United States

Waterbody Type:
Creek
Last observed: March 10, 2025
Monitored since: November 30, 2023
12 Observations
0 Issues

Morgan Creek: Morgan Creek at Morgan Creek Park

Oswego, Illinois, United States

Waterbody Type:
Creek
Last observed: March 10, 2025
Monitored since: November 30, 2023
12 Observations
0 Issues

St. Marys River: Bellevue Park Topsail Island

Ontario, Canada

Waterbody Type:
River
Last observed: March 10, 2025
Monitored since: February 22, 2024
33 Observations
0 Issues

West branch of DuPage river: West branch of DuPage river at Beecher Rd, Winfield

Winfield, Illinois, United States

Waterbody Type:
River
Last observed: March 10, 2025
Monitored since: November 15, 2023
12 Observations
0 Issues

East Branch DuPage River: Hill Ave Bridge

Lombard, Illinois, United States

Waterbody Type:
River
Last observed: March 10, 2025
Monitored since: November 17, 2023
12 Observations
0 Issues

East branch DuPage River: East DuPage river at St. Charles

Glen Ellyn, Illinois, United States

Waterbody Type:
River
Last observed: March 10, 2025
Monitored since: November 15, 2023
12 Observations
0 Issues

Salt creek: Salt Creek

Addison, Illinois, United States

Waterbody Type:
Unknown
Last observed: March 10, 2025
Monitored since: January 5, 2024
12 Observations
0 Issues

Arbor Lake : Arbor Lake at Morton Arb

Lisle, Illinois, United States

Waterbody Type:
Lake
Last observed: March 10, 2025
Monitored since: November 1, 2023
12 Observations
0 Issues