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?

8,238 locations

+8 new sample locations added in the past 30 days

St. Joseph's Creek: St. Joseph's Creek @ 59th & Williams Street

Downers Grove, Illinois, United States

Waterbody Type:
Creek
Last observed: July 22, 2025
Monitored since: December 21, 2023
15 Observations
0 Issues

Wetland: Broomfield Wetland SE outlet

London, Enfield, United Kingdom

Waterbody Type:
Wetland
Last observed: July 22, 2025
Monitored since: March 1, 2025
4 Observations
0 Issues

Broomfield Park Upper Lake West Main Inlet: West Main Inlet

London, England, United Kingdom

Waterbody Type:
Lake
Last observed: July 22, 2025
Monitored since: June 11, 2025
4 Observations
1 Issues

Broomfield Park Middle Lake: North Inlet

London, England, United Kingdom

Waterbody Type:
Lake
Last observed: July 22, 2025
Monitored since: June 11, 2025
3 Observations
0 Issues

Broomfield Middle Lake South: Broomfield Park Middle Lake

London, Enfield, United Kingdom

Waterbody Type:
Unknown
Last observed: July 22, 2025
Monitored since: March 1, 2025
4 Observations
0 Issues

Lac du Castor: Lac du Castor

Quebec, Canada

Waterbody Type:
Lake
Last observed: July 22, 2025
Monitored since: June 26, 2024
9 Observations
0 Issues

Lac Noir : N1

Quebec, Canada

Waterbody Type:
Lake
Last observed: July 22, 2025
Monitored since: August 7, 2017
10 Observations
0 Issues

Bras d'Or Lake: Middle River Entry to the Bras d'Or Lake

Baddeck, Nova Scotia, Canada

Waterbody Type:
Estuary
Last observed: July 22, 2025
Monitored since: October 22, 2024
7 Observations
0 Issues

Pymmes Brook : Arnos Park Growing Space (downstream)

London, Enfield, United Kingdom

Waterbody Type:
River
Last observed: July 22, 2025
Monitored since: March 22, 2025
5 Observations
0 Issues

Pymmes Brook : Arnos Park Growing Space (upstream)

London, Enfield, United Kingdom

Waterbody Type:
River
Last observed: July 22, 2025
Monitored since: April 22, 2025
4 Observations
0 Issues

Pymmes Brook: Waterfall Walk 2 (Downstream)

London, Barnet, United Kingdom

Waterbody Type:
Stream
Last observed: July 22, 2025
Monitored since: May 1, 2023
8 Observations
0 Issues

Pymmes Brook: Waterfall Walk 1 (Upstream)

London, Barnet, United Kingdom

Waterbody Type:
Stream
Last observed: July 22, 2025
Monitored since: May 1, 2023
6 Observations
0 Issues

Broomfield Lower Lake South East: Broomfield Park Lower Lake

London, Enfield, United Kingdom

Waterbody Type:
Unknown
Last observed: July 22, 2025
Monitored since: February 16, 2025
4 Observations
0 Issues

Broomfield Park Upper Lake South: Broomfield Park Upper Lake

London, Enfield, United Kingdom

Waterbody Type:
Lake
Last observed: July 22, 2025
Monitored since: February 16, 2025
4 Observations
0 Issues

Silver Creek: Silver Creek

Port Moody, British Columbia, Canada

Waterbody Type:
Creek
Last observed: July 21, 2025
Monitored since: May 17, 2023
6 Observations
0 Issues

St Lawrence River: Morrisburg Beach

Morrisburg, Ontario, Canada

Waterbody Type:
River
Last observed: July 20, 2025
Monitored since: July 20, 2025
1 Observations
0 Issues

WAG-M-07: Wagg Creek, St Mary' branch

North Vancouver, British Columbia, Canada

Waterbody Type:
Creek
Last observed: July 20, 2025
Monitored since: July 20, 2025
1 Observations
0 Issues

Stormwater pipe discharge + Mission Ck - MIS-E-01 Medium Priority: MIS-E-01

North Vancouver, British Columbia, Canada

Waterbody Type:
Unknown
Last observed: July 20, 2025
Monitored since: July 22, 2024
20 Observations
0 Issues

Stormwater pipe discharge and Mission Ck - MIS-W-01 Medium Priority: MIS-W-01

North Vancouver, British Columbia, Canada

Waterbody Type:
Unknown
Last observed: July 20, 2025
Monitored since: July 22, 2024
20 Observations
0 Issues

Wagg Creek west branch emerges - WAG-W-03 High Priority: WAG-W-03

North Vancouver, British Columbia, Canada

Waterbody Type:
Unknown
Last observed: July 20, 2025
Monitored since: June 2, 2022
33 Observations
0 Issues

Stormwater drain south of 23rd St and west of Chesterfield - WAG-E-07 High Priority: WAG-E-07

North Vancouver, British Columbia, Canada

Waterbody Type:
Unknown
Last observed: July 20, 2025
Monitored since: April 29, 2021
49 Observations
0 Issues