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

+9 new sample locations added in the past 30 days

River Wey: Upper Neatham Mill

East Hampshire District, Hampshire, United Kingdom

Waterbody Type:
River
Last observed: October 27, 2025
Monitored since: October 1, 2023

Grand River: Chandos Drive Entrance

Kitchener, Ontario, Canada

Waterbody Type:
River
Last observed: October 26, 2025
Monitored since: July 22, 2025

Beaver Creek: Beaver Creek at College Road

Niagara Falls, Ontario, Canada

Waterbody Type:
Creek
Last observed: October 26, 2025
Monitored since: December 29, 2024

Black Creek: Black Creek bridge at College Road (Upstream)

Ontario, Canada

Waterbody Type:
Creek
Last observed: October 26, 2025
Monitored since: October 29, 2024

Pond: Carville Mill Park

Vaughan, Ontario, Canada

Waterbody Type:
Pond
Last observed: October 26, 2025
Monitored since: October 27, 2024

Mill Pond: Mill Pond

Richmond Hill, Ontario, Canada

Waterbody Type:
Pond
Last observed: October 26, 2025
Monitored since: October 27, 2024

Creek: Beaver Creek

Richmond Hill, Ontario, Canada

Waterbody Type:
Creek
Last observed: October 26, 2025
Monitored since: October 27, 2024

Round lake: Shore

Stockholm, Saskatchewan, Canada

Waterbody Type:
Lake
Last observed: October 25, 2025
Monitored since: October 25, 2025

River Wey: The Haren Garden, Farnham

Farnham, Surrey, United Kingdom

Waterbody Type:
River
Last observed: October 25, 2025
Monitored since: May 31, 2022

River Wey: Brigadier’s Bench

Frensham, Surrey, United Kingdom

Waterbody Type:
Unknown
Last observed: October 25, 2025
Monitored since: July 31, 2022

Mill Stream: Cedar Vale Park (Site 4)

Langford, British Columbia, Canada

Waterbody Type:
Stream
Last observed: October 24, 2025
Monitored since: July 31, 2024

Mill Stream: Finlayson Arm Road (Site 1)

Highlands, British Columbia, Canada

Waterbody Type:
Stream
Last observed: October 24, 2025
Monitored since: July 31, 2024

Mill Stream: Chow Nicoll Park (Site 2)

Highlands, British Columbia, Canada

Waterbody Type:
Stream
Last observed: October 24, 2025
Monitored since: July 31, 2024

Mill Stream: Goldie Park (Site 3)

Langford, British Columbia, Canada

Waterbody Type:
Stream
Last observed: October 24, 2025
Monitored since: July 31, 2024

Mill Stream: Atkins Avenue (Site 5)

Langford, British Columbia, Canada

Waterbody Type:
Stream
Last observed: October 24, 2025
Monitored since: July 31, 2024

Mill Stream: Hartwig-Saunders Park (Site 6)

Victoria, British Columbia, Canada

Waterbody Type:
Stream
Last observed: October 24, 2025
Monitored since: July 31, 2024

River Wey: DragonFly

Waverley Borough, Surrey, United Kingdom

Waterbody Type:
River
Last observed: October 24, 2025
Monitored since: February 25, 2022

River: Ptarmigan Bridge

Fort Mcmurray, Alberta, Canada

Waterbody Type:
River
Last observed: October 22, 2025
Monitored since: April 21, 2025

St.Lawrence river : Museum inlet

Cornwall, Ontario, Canada

Waterbody Type:
River
Last observed: October 21, 2025
Monitored since: July 18, 2025

Bowker Creek : Cedar Hill Rec, downstream option

Victoria, British Columbia, Canada

Waterbody Type:
Creek
Last observed: October 19, 2025
Monitored since: September 14, 2025

Bowker Creek: Kings Greenspace

Victoria, British Columbia, Canada

Waterbody Type:
Creek
Last observed: October 19, 2025
Monitored since: September 14, 2025