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?

8,226 locations

+38 new sample locations added in the past 30 days

Creve Coeur Creek: Creve Coeur Creek upstream of South Outer 40

Chesterfield, Missouri, United States

Waterbody Type:
Stream Monitored since: November 12, 2015

Bonhomme Creek: Bonnhomme Creek downstream of Pond Road

Glencoe, Missouri, United States

Waterbody Type:
Stream Monitored since: December 9, 2012

Bonhomme Creek: Bonnhomme Creek upstream of Pond Road

Glencoe, Missouri, United States

Waterbody Type:
Stream Monitored since: December 9, 2012

Black Creek: Black Creek at Strassner Drive

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: November 30, 2014

Creve Coeur Creek: Creve Coeur Creek downstream of Creve Coeur Lake

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: August 3, 2015

Gulf of St Lawrence: Trout River, Newfoundland

Trout River, Newfoundland and Labrador, Canada

Waterbody Type:
River

Firelight Pond: Firelight Pond

Lethbridge, Alberta, Canada

Waterbody Type:
Pond

Witless Bay, Atlantic Ocean: Witless Bay Newfoundland

Witless Bay, Newfoundland and Labrador, Canada

Waterbody Type:
Ocean

Tributary from Broadwater Lake: Broadwater Lake Stream to River Wey

Farncombe, Surrey, United Kingdom

Waterbody Type:
Stream

Tilthams Green Tributary: Tilthams Green Tributary

Farncombe, Surrey, United Kingdom

Waterbody Type:
Stream

Creve Coeur Creek: Creve Coeur Creek upstream of Creve Coeur Lake

Saint Louis, Missouri, United States

Waterbody Type:
Stream Monitored since: December 26, 2015

Creve Coeur Creek: Creve Coeur Creek upstream of Olive Road

Chesterfield, Missouri, United States

Waterbody Type:
Stream Monitored since: October 15, 2015

Little Lake Joseph: Rosseau, Ontario

Ontario, Canada

Waterbody Type:
Lake

Mazinaw Lake: Bon Echo Provincial Park

Cloyne, Ontario, Canada

Waterbody Type:
Lake Monitored since: August 29, 2021

Wascana Creek: Near Lumsden

Saskatchewan, Canada

Waterbody Type:
Creek Monitored since: August 11, 2021

Qu'appelle River: Near St. Nicholas Church

Saskatchewan, Canada

Waterbody Type:
River Monitored since: August 11, 2021

Lake Ontario : Bakker Rd

Ontario, Canada

Waterbody Type:
Lake Monitored since: August 11, 2021

Creve Coeur Creek: Creve Coeur Creek upstream of Ladue Road

Chesterfield, Missouri, United States

Waterbody Type:
Stream Monitored since: December 7, 2015

Lac Cole: L'Ange Gardien

Quebec, Canada

Waterbody Type:
Lake

Fishweir Creek : Site of the old Commander Apartments

Jacksonville, Florida, United States

Waterbody Type:
Creek

Rideau River: Rideau River at Bronson Ave Bridge

Hull, Ontario, Canada

Waterbody Type:
River