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

Bounds Green Brook: Hobart Corner

London, Enfield, United Kingdom

Waterbody Type:
Stream
Last observed: July 14, 2025
Monitored since: July 14, 2025

Clark Creek: Drake St. Park

Ontario, Canada

Waterbody Type:
Creek
Last observed: July 14, 2025
Monitored since: January 24, 2025

Salmons Brook/Houndsden Gutter: Eversley Crescent Outfall (Downstream)

London, Enfield, United Kingdom

Waterbody Type:
Stream
Last observed: July 14, 2025
Monitored since: March 24, 2023

Hogsmill: Saipem S3 - Chapel Mill Road

London, Kingston upon Thames, United Kingdom

Waterbody Type:
River
Last observed: July 14, 2025
Monitored since: April 3, 2025

Lac Bataille: Fosse B1

Quebec, Canada

Waterbody Type:
Lake
Last observed: July 14, 2025
Monitored since: June 12, 2021

Lac Bataille: Fosse B2

Quebec, Canada

Waterbody Type:
Lake
Last observed: July 13, 2025
Monitored since: June 12, 2021

St. Lawrence: St. Lawrence River

Cornwall, Ontario, Canada

Waterbody Type:
Unknown
Last observed: July 13, 2025
Monitored since: July 13, 2025

Lac Maskinongé: Fosse M2

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: July 13, 2025
Monitored since: June 21, 2021

Lac Maskinongé: Fosse M1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: July 13, 2025
Monitored since: June 21, 2021

Speed river: Ziibi

Guelph, Ontario, Canada

Waterbody Type:
River
Last observed: July 13, 2025
Monitored since: July 13, 2025

Turle Lake: Deep water off Indian Point

Livelong, Saskatchewan, Canada

Waterbody Type:
Unknown
Last observed: July 13, 2025
Monitored since: July 13, 2025

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

Ontario, Canada

Waterbody Type:
Creek
Last observed: July 13, 2025
Monitored since: March 1, 2024

Bowker Creek: 3.5 Oak Bay High

Victoria, British Columbia, Canada

Waterbody Type:
Creek
Last observed: July 13, 2025
Monitored since: November 16, 2021

St. Marys River - Wilson Channel: Matotee Camp

Ontario, Canada

Waterbody Type:
River
Last observed: July 13, 2025
Monitored since: July 17, 2022

Loon Lake: Loon Lake West Shore

Ontario, Canada

Waterbody Type:
Lake
Last observed: July 13, 2025
Monitored since: June 17, 2023

Mississippi Lake: Flintoff Bay

Ontario, Canada

Waterbody Type:
Lake
Last observed: July 13, 2025
Monitored since: June 19, 2023

Bras d'Or Lake: Ross Ferry Marine Park

Ross Ferry, Nova Scotia, Canada

Waterbody Type:
Estuary
Last observed: July 13, 2025
Monitored since: July 13, 2025

Basswood Lake: Basswood Lake

Thessalon, Ontario, Canada

Waterbody Type:
Lake
Last observed: July 13, 2025
Monitored since: June 8, 2025

Rivière Thompson: Thompson

Val D'Or, Quebec, Canada

Waterbody Type:
River
Last observed: July 13, 2025
Monitored since: May 25, 2025

Lac Maskinongé: Fosse M3

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: July 13, 2025
Monitored since: June 11, 2022

Lac du Chevreuil: Fosse CH1

Val-des-Monts, Quebec, Canada

Waterbody Type:
Lake
Last observed: July 13, 2025
Monitored since: June 12, 2021