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?

8,229 locations

+32 new sample locations added in the past 30 days

Purple Creek: Purple Creek

Jackson, Mississippi, United States

Waterbody Type:
Creek
Last observed: August 21, 2025
Monitored since: April 28, 2021

Bras d'Or Lake: Kidston Island Western Beach

Baddeck, Nova Scotia, Canada

Waterbody Type:
Unknown
Last observed: August 21, 2025
Monitored since: June 11, 2025

Pearl River: Highway 35 Bridge

Carthage, Mississippi, United States

Waterbody Type:
River
Last observed: August 21, 2025
Monitored since: October 3, 2018

Kidston Island Lighthouse Pond/Barachois: Kidston Island Lighthouse Pond

Baddeck, Nova Scotia, Canada

Waterbody Type:
Unknown
Last observed: August 21, 2025
Monitored since: June 11, 2025

Hog Creek: Fannye Cook Natural Area

Jackson, Mississippi, United States

Waterbody Type:
Creek
Last observed: August 21, 2025
Monitored since: May 25, 2022

Bras d'Or Lake: Kidston Island Eastern Beach

Baddeck, Nova Scotia, Canada

Waterbody Type:
Unknown
Last observed: August 21, 2025
Monitored since: June 11, 2025

Pearl River : Fannye Cook Natural Area North

Brandon, Mississippi, United States

Waterbody Type:
Unknown
Last observed: August 21, 2025
Monitored since: May 25, 2022

Hog Creek Tributary: Fannye Cook Natural Area

Brandon, Mississippi, United States

Waterbody Type:
Unknown
Last observed: August 21, 2025
Monitored since: May 25, 2022

Mashpee pond : eel cage

Mashpee, Massachusetts, United States

Waterbody Type:
Pond
Last observed: August 21, 2025
Monitored since: August 21, 2025

Lac Bélisle: Lac Bélisle Rive Est

Lac Des Plages, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 20, 2025
Monitored since: June 28, 2025

Lac Bélisle: Lac Bélisle-Source Ouest

Lac Des Plages, Quebec, Canada

Waterbody Type:
Unknown
Last observed: August 20, 2025
Monitored since: June 28, 2025

Lac Bélisle: Lac Bélisle- Centre plus profond

Lac Des Plages, Quebec, Canada

Waterbody Type:
Lake
Last observed: August 20, 2025
Monitored since: June 30, 2025

Atlantic Ocean: Dead Neck

Mashpee, Massachusetts, United States

Waterbody Type:
Bay
Last observed: August 20, 2025
Monitored since: August 20, 2025

Nobody’s pond : Moodys beach

Mashpee, Massachusetts, United States

Waterbody Type:
Pond
Last observed: August 20, 2025
Monitored since: August 20, 2025

Mashpee River: Mill Pond Side

Mashpee, Massachusetts, United States

Waterbody Type:
Pond
Last observed: August 20, 2025
Monitored since: August 20, 2025

John’s pond : Herring run

Mashpee, Massachusetts, United States

Waterbody Type:
Pond
Last observed: August 20, 2025
Monitored since: August 20, 2025

Lake Huron - Gawas Bay: Gawas Bay Channel

Ontario, Canada

Waterbody Type:
Lake
Last observed: August 20, 2025
Monitored since: May 28, 2022

Eelmoor Marsh SSSI: Pond

Aldershot, England, United Kingdom

Waterbody Type:
Unknown
Last observed: August 20, 2025
Monitored since: August 20, 2025

St. Lawrence River: Guidon Park Beach Area

Long Sault, Ontario, Canada

Waterbody Type:
River
Last observed: August 19, 2025
Monitored since: August 19, 2025

Tay River: Last Duel Park Harbour - Tay River

Perth, Ontario, Canada

Waterbody Type:
Unknown
Last observed: August 19, 2025
Monitored since: August 19, 2025

St Lawrence River: Guidon Park area

Long Sault, Ontario, Canada

Waterbody Type:
River
Last observed: August 19, 2025
Monitored since: August 19, 2025