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

+0 new sample locations added in the past 30 days

Silk Stream: NHS Blood bank

London, Barnet, United Kingdom

Waterbody Type:
Unknown
Last observed: June 26, 2025
Monitored since: November 13, 2024
2 Observations
0 Issues

Priory Park: St Johns Brook

Warwick, England, United Kingdom

Waterbody Type:
Stream
Last observed: June 26, 2025
Monitored since: June 26, 2025
1 Observations
0 Issues

beaver pond north of Craven NE 04 21 20 w of 2 : beaver pond

Saskatchewan, Canada

Waterbody Type:
Pond
Last observed: June 25, 2025
Monitored since: May 25, 2024
3 Observations
0 Issues

Lac Girard: Fosse GI2

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: June 25, 2025
Monitored since: June 19, 2021
16 Observations
0 Issues

Cranleigh Waters: Downslink

Cranleigh, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: June 25, 2025
Monitored since: November 26, 2023
9 Observations
0 Issues

Chestnut pond: Chestnut pond

Woking, Surrey, United Kingdom

Waterbody Type:
Pond
Last observed: June 25, 2025
Monitored since: December 30, 2024
8 Observations
0 Issues

Welland Canal: Welland Recreational Canal - Boat house

Welland, Ontario, Canada

Waterbody Type:
Canal
Last observed: June 25, 2025
Monitored since: January 14, 2021
22 Observations
0 Issues

Sullivan Creek: Sullivan Creek @ Sullivan Heights Secondary Wetland

Surrey, British Columbia, Canada

Waterbody Type:
Creek
Last observed: June 24, 2025
0 Observations
0 Issues

Swan Creek: Swan Creek upstream of Christmas Hill Spring

Esquimalt, British Columbia, Canada

Waterbody Type:
Unknown
Last observed: June 24, 2025
Monitored since: December 11, 2017
31 Observations
0 Issues

Jones Creek: A

Mallorytown, Ontario, Canada

Waterbody Type:
Creek
Last observed: June 24, 2025
Monitored since: June 24, 2025
1 Observations
0 Issues

HQ: Test

Bayfield, Wisconsin, United States

Waterbody Type:
Creek
Last observed: June 24, 2025
Monitored since: June 24, 2025
1 Observations
0 Issues

Turkey Brook: Rectory Farm

Enfield, England, United Kingdom

Waterbody Type:
Stream
Last observed: June 24, 2025
Monitored since: February 1, 2025
6 Observations
0 Issues

Gledhow Lake: E-coli Testing Location 1 (UoL)

Leeds, Leeds, United Kingdom

Waterbody Type:
Lake
Last observed: June 23, 2025
Monitored since: September 25, 2023
12 Observations
0 Issues

Lake Killarney to Silver Lake Creek (Cary, IL, 60013): Lake Killarney to Silver Lake Creek (Cary, IL, 60013)

Cary, Illinois, United States

Waterbody Type:
Creek
Last observed: June 22, 2025
Monitored since: November 20, 2024
8 Observations
0 Issues

Lake Killarney outlet dam (Cary, IL, 60013): Lake Killarney outlet dam (Cary, IL, 60013)

Cary, Illinois, United States

Waterbody Type:
Lake
Last observed: June 22, 2025
Monitored since: November 20, 2024
8 Observations
0 Issues

Tannery Creek: Aurora High School (AHS)

Aurora, Ontario, Canada

Waterbody Type:
Creek
Last observed: June 22, 2025
Monitored since: June 22, 2025
1 Observations
0 Issues

Lake Simcoe: East Holland River at Aurora Community Arboretum (AFLC)

Aurora, Ontario, Canada

Waterbody Type:
Creek
Last observed: June 22, 2025
Monitored since: September 29, 2024
6 Observations
0 Issues

Big Forks Creek: Big Forks Creek at Gents Road

Ontario, Canada

Waterbody Type:
Creek
Last observed: June 20, 2025
Monitored since: January 26, 2025
7 Observations
0 Issues

Grindstone Creek: Grindstone Marsh

Burlington, Ontario, Canada

Waterbody Type:
Creek
Last observed: June 20, 2025
Monitored since: March 29, 2021
38 Observations
0 Issues

Big Forks Creek: Big Forks Creek at Victoria Ave

Ontario, Canada

Waterbody Type:
Creek
Last observed: June 20, 2025
Monitored since: January 26, 2025
7 Observations
0 Issues

Welland River Branch: Welland River Branch

Ontario, Canada

Waterbody Type:
Creek
Last observed: June 20, 2025
Monitored since: December 28, 2024
8 Observations
0 Issues