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?

6,706 locations

+111 new sample locations added in the past 30 days

Ross Barnett Reservoir: Lakeshore Park

Brandon, Mississippi, United States

Waterbody Type:
Lake
Last observed: April 13, 2024
Monitored since: April 27, 2018

Winfield Creek: West bridge, Winfield Creek, Community Park, Carol Stream

Carol Stream, Illinois, United States

Waterbody Type:
Unknown
Last observed: April 13, 2024
Monitored since: December 18, 2023

Winfield Creek: East bridge, Winfield Creek, Community Park

Carol Stream, Illinois, United States

Waterbody Type:
Creek
Last observed: April 13, 2024
Monitored since: December 18, 2023

River : Local River

West Azarbaijan, Iran

Waterbody Type:
River
Last observed: April 13, 2024
Monitored since: April 13, 2024

Waubonsie Creek: Waubonsie Creek

Oswego, Illinois, United States

Waterbody Type:
Creek
Last observed: April 13, 2024
Monitored since: November 30, 2023

Morgan Creek: Morgan Creek at Morgan Creek Park

Oswego, Illinois, United States

Waterbody Type:
Creek
Last observed: April 12, 2024
Monitored since: November 30, 2023

Schoenberger Creek: Schoenberger Creek at West Belleville Bikeway

Belleville, Illinois, United States

Waterbody Type:
Creek
Last observed: April 12, 2024
Monitored since: October 23, 2023

Chicago River: Chicago River North Branch Goose Island

Chicago, Illinois, United States

Waterbody Type:
River
Last observed: April 12, 2024
Monitored since: December 17, 2023

Boyne River: Flesherton Hills

Ontario, Canada

Waterbody Type:
Creek
Last observed: April 12, 2024
Monitored since: February 6, 2024

Beaver pond: Flesherton hills

Ontario, Canada

Waterbody Type:
Pond
Last observed: April 12, 2024
Monitored since: March 6, 2024

Flesherton ponds: Flesherton pond

Ontario, Canada

Waterbody Type:
Pond
Last observed: April 12, 2024
Monitored since: March 6, 2024

River: Shaharchay river

Orumiyeh, West Azarbaijan, Iran

Waterbody Type:
River
Last observed: April 12, 2024
Monitored since: April 12, 2024

Round Meadow Lake in Hidden Lake Forest Preserve in DuPage County, IL: Round Meadow Lake

Glen Ellyn, Illinois, United States

Waterbody Type:
Lake
Last observed: April 12, 2024
Monitored since: December 14, 2023

Bowker Creek: Browning Park

Victoria, British Columbia, Canada

Waterbody Type:
Creek
Last observed: April 11, 2024
Monitored since: February 16, 2024

North Branch Chicago River: North Branch Chicago River at Edgebrook Woods

Chicago, Illinois, United States

Waterbody Type:
River
Last observed: April 11, 2024
Monitored since: December 17, 2022

Salt Creek: Salt Creek Park Forest Preserve

Wood Dale, Illinois, United States

Waterbody Type:
Creek
Last observed: April 10, 2024
Monitored since: November 15, 2023

Ottawa River: Ottawa River

Chute à Blondeau, Ontario, Canada

Waterbody Type:
River
Last observed: April 10, 2024
Monitored since: April 13, 2019

Lake Ontario at Soup Harbour: Point Petre Provincial Wildlife Area

Ontario, Canada

Waterbody Type:
Lake
Last observed: April 10, 2024
Monitored since: May 16, 2023

Humber River: Humber River at Magwood Sanctuary

Etobicoke, Ontario, Canada

Waterbody Type:
River
Last observed: April 10, 2024
Monitored since: April 25, 2021

McKee Creek: McKee Creek

Batavia, Illinois, United States

Waterbody Type:
Stream
Last observed: April 10, 2024
Monitored since: November 29, 2023

DeBoville Slough : Devon

Coquitlam, British Columbia, Canada

Waterbody Type:
Wetland
Last observed: April 10, 2024
Monitored since: November 9, 2022