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?

6,666 locations

+84 new sample locations added in the past 30 days

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: March 4, 2024
Monitored since: December 14, 2023

river: Fox River

Carpentersville, Illinois, United States

Waterbody Type:
River
Last observed: March 4, 2024
Monitored since: November 6, 2023

St Joseph Creek: St Joseph Creek at the Olsons

Downers Grove, Illinois, United States

Waterbody Type:
Creek
Last observed: March 4, 2024
Monitored since: November 17, 2023

DuPage River Park - Small Pond: DuPage River Park - Meadow Glens 2

Naperville, Illinois, United States

Waterbody Type:
Pond
Last observed: March 3, 2024
Monitored since: December 26, 2023

Creek: Nunda Township/Prairie Trail Bridge

Crystal Lake, Illinois, United States

Waterbody Type:
Creek
Last observed: March 3, 2024
Monitored since: December 23, 2023

Kickapoo Creek: Kickapoo Creek at Vicary Bottom Park

Peoria, Illinois, United States

Waterbody Type:
Stream
Last observed: March 3, 2024
Monitored since: December 23, 2023

Dry Run Creek: Dry Run Creek in Lower Bradley Park

Peoria, Illinois, United States

Waterbody Type:
Creek
Last observed: March 3, 2024
Monitored since: December 23, 2023

Creek: Spring Creek

Schaumburg, Illinois, United States

Waterbody Type:
Unknown
Last observed: March 3, 2024
Monitored since: March 3, 2024

Cranleigh Waters: Wildwood golf course north side

Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: March 3, 2024
Monitored since: November 26, 2023

Cranleigh Waters: Wildwood golf course south side

Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: March 3, 2024
Monitored since: November 26, 2023

River Ock: OckfordCourt

Godalming, Surrey, United Kingdom

Waterbody Type:
River
Last observed: March 3, 2024
Monitored since: March 3, 2024

Cranleigh Waters: Cranleigh RFC

Waverley Borough, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: March 3, 2024
Monitored since: November 26, 2023

River Wey: Wey Springs, Weydon Road

Haslemere, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: March 3, 2024
Monitored since: June 25, 2023

Ross Barnett Reservoir: Old Trace Park

Ridgeland, Mississippi, United States

Waterbody Type:
Lake
Last observed: March 2, 2024
Monitored since: April 28, 2018

Welch Creek: South of Kaneville

Elburn, Illinois, United States

Waterbody Type:
Creek
Last observed: March 2, 2024
Monitored since: December 3, 2023

Cranleigh Waters: Redcroft Walk / Horsham Road

Cranleigh, Surrey, United Kingdom

Waterbody Type:
Stream
Last observed: March 2, 2024
Monitored since: November 25, 2023

West branch DuPage river: McDowell Grove forest preserve

Naperville, Illinois, United States

Waterbody Type:
River
Last observed: March 2, 2024
Monitored since: December 17, 2023

West Lake: Public Boat Launch at Wellington Harbour on West Lake

Wellington, Ontario, Canada

Waterbody Type:
Bay
Last observed: March 2, 2024
Monitored since: April 10, 2019

Lake on the Mountain: near Glenora, Prince Edward County

Adolphustown, Ontario, Canada

Waterbody Type:
Lake
Last observed: March 2, 2024
Monitored since: July 29, 2017

Lake Ontario: Long Point Harbour

Ontario, Canada

Waterbody Type:
Lake
Last observed: March 2, 2024
Monitored since: October 11, 2021

East Davignon Creek: East Davignon Creek Allens Side (N of 2nd Ln W)

Ontario, Canada

Waterbody Type:
Creek
Last observed: March 1, 2024
Monitored since: March 1, 2024