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

+34 new sample locations added in the past 30 days

Chicago River Goose Island: Wild Mile

Chicago, Illinois, United States

Waterbody Type:
River
Last observed: January 7, 2025
Monitored since: December 23, 2021

Brunette River Watershed : Seep, Cariboo Heights Forest, Burnaby, BC

Burnaby, British Columbia, Canada

Waterbody Type:
Stream
Last observed: January 6, 2025
Monitored since: December 18, 2021

Ancient Grove Creek, Brunette river Watershed: Ancient Grove Creek at Interurban ROW, Cariboo Heights Forest, Burnaby, BC

Burnaby, British Columbia, Canada

Waterbody Type:
Creek
Last observed: January 6, 2025
Monitored since: September 16, 2020

Stream: Bowker Monteith Rapids

Victoria, British Columbia, Canada

Waterbody Type:
Creek
Last observed: January 6, 2025
Monitored since: October 29, 2024

Tricia Herriot: Tricia Herriott

Kennet District, Wiltshire, United Kingdom

Waterbody Type:
Stream
Last observed: January 6, 2025
Monitored since: June 1, 2024

Gaderbrook: Fryent Country Park

London, Brent, United Kingdom

Waterbody Type:
Stream
Last observed: January 4, 2025
Monitored since: June 25, 2024

Silver Creek: Silver Creek/Bates Park, Woodstock, IL

Woodstock, Illinois, United States

Waterbody Type:
Creek
Last observed: January 3, 2025
Monitored since: January 3, 2025

Lower Fish Pond: Lower fish Pond

Basingstoke, Hampshire, United Kingdom

Waterbody Type:
Unknown
Last observed: January 3, 2025
Monitored since: January 3, 2025

River Leam: Leam Boats

Leamington, Warwickshire, United Kingdom

Waterbody Type:
River
Last observed: January 3, 2025
Monitored since: October 25, 2024

Silver Creek: Silver Creek/Melody Lane, Woodstock

Woodstock, Illinois, United States

Waterbody Type:
Creek
Last observed: January 1, 2025
Monitored since: March 25, 2024

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

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