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?

7,977 locations

+68 new sample locations added in the past 30 days

Ross Barnett Reservoir: Lakeshore Park

Brandon, Mississippi, United States

Waterbody Type:
Lake
Last observed: December 31, 2024
Monitored since: April 27, 2018

Lake Ontario : North of St Catharines Marina

St. Catharines, Ontario, Canada

Waterbody Type:
Lake
Last observed: December 31, 2024
Monitored since: December 31, 2024

N/A: Veteran Acres Culvert near Ridgefield Trace Cross Walk

Crystal Lake, Illinois, United States

Waterbody Type:
Inlet or Fjord
Last observed: December 30, 2024
Monitored since: November 27, 2024

Grand River: Port Maitland Esplanade Park and Pier

Dunnville, Ontario, Canada

Waterbody Type:
River
Last observed: December 30, 2024
Monitored since: October 29, 2024

Nippersink Creek: Creek flowing into Wonderlake

Wonder Lake, Illinois, United States

Waterbody Type:
Creek
Last observed: December 30, 2024
Monitored since: November 21, 2024

Big Forks Creek: Big Forks Creek at Shield Road

Welland , Ontario, Canada

Waterbody Type:
River
Last observed: December 30, 2024
Monitored since: December 30, 2024

Lake Erie: Pigeon bay

Kingsville, Ontario, Canada

Waterbody Type:
Bay
Last observed: December 30, 2024
Monitored since: December 30, 2024

Parley Brook: Littlewick, Parley Brook

Knaphill, Surrey, United Kingdom

Waterbody Type:
Unknown
Last observed: December 29, 2024
Monitored since: December 29, 2024

Nadder Stream: Nadder upstream STW outflow

Farnham, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: December 29, 2024
Monitored since: November 21, 2024

Forty Mile Creek: Bruce Trail access at Gibson Street

Grimsby, Ontario, Canada

Waterbody Type:
Creek
Last observed: December 28, 2024
Monitored since: December 28, 2024

Lake Ontario: Elizabeth Street Pumphouse

Grimsby, Ontario, Canada

Waterbody Type:
Lake
Last observed: December 28, 2024
Monitored since: July 4, 2020

Baille Ard - Washbrook Main Channel: Washbrook

Sydney, Nova Scotia, Canada

Waterbody Type:
Creek
Last observed: December 28, 2024
Monitored since: September 30, 2024

Wash Brook tributary: Baille Ard Trail, second loop

Sydney, Nova Scotia, Canada

Waterbody Type:
Stream
Last observed: December 28, 2024
Monitored since: July 28, 2024

DuPage River: Springbrook Water Reclamation Center Downstream

Bolingbrook, Illinois, United States

Waterbody Type:
River
Last observed: December 27, 2024
Monitored since: November 15, 2023

Lake Erie: Beaverdams drain at Weaver Road sluice gate

Ontario, Canada

Waterbody Type:
Channel
Last observed: December 27, 2024
Monitored since: June 25, 2023

Lake Erie: Lorraine Bay at Weaver Road

Ontario, Canada

Waterbody Type:
Lake
Last observed: December 27, 2024
Monitored since: June 25, 2023

Boone Creek: Boone Creek at Whispering Oaks Park

Mchenry, Illinois, United States

Waterbody Type:
Unknown
Last observed: December 26, 2024
Monitored since: November 27, 2024

big creek: Big Creek Amherstburg

Ontario, Canada

Waterbody Type:
Creek
Last observed: December 24, 2024
Monitored since: December 24, 2024

Lake Erie: Pigeon Bay

Kingsville, Ontario, Canada

Waterbody Type:
Lake
Last observed: December 23, 2024

Ocean: Spanish Banks

Vancouver, British Columbia, Canada

Waterbody Type:
Inlet or Fjord
Last observed: December 21, 2024
Monitored since: December 21, 2024

Ocean: Locarno Beach

Vancouver, British Columbia, Canada

Waterbody Type:
Inlet or Fjord
Last observed: December 21, 2024
Monitored since: December 21, 2024