Observations

Testers upload observations each time they test at a location. Each individual observation report shows you the measurements taken on a specific day at a specific location. What's this?

64,872 observations

+905 new observations added in the past 30 days

Little Calumet River - Boat Launch at FPDCC Kickapoo Woods : Little Calumet River

Harvey, Illinois, United States

Observed by
David Schmid
Fri, 30 May 2025 11:00:00 -0500

Pioneer Park : West Branch DuPage River

Naperville, Illinois, United States

Observed by
Kyla Muhammad
Fri, 30 May 2025 10:57:00 -0500

Springbrook Creek Wetland Park : Springbrook Creek

Roselle, Illinois, United States

Observed by
Lauren Lavezzi
Fri, 30 May 2025 09:50:00 -0500

Winfield Creek-Memorial Park : Winfield Creek

Winfield, Illinois, United States

Observed by
Gary Bernard
Fri, 30 May 2025 09:32:00 -0500

Barabara Rd at Lake Huron : Lake Huron

Thessalon, Ontario, Canada

Observed by
Community Volunteers
Fri, 30 May 2025 09:30:00 -0400

Whitehall Outfall 5a : River Ching

Buckhurst Hill, Redbridge, United Kingdom

Observed by
Anne Rowland
Fri, 30 May 2025 14:10:00 +0100

Whitehall Outfall 5b : River Ching

Buckhurst Hill, Redbridge, United Kingdom

Observed by
Anne Rowland
Fri, 30 May 2025 14:10:00 +0100

Dagenham Brook Bridge Rd D/S : Dagenham Brook

London, Waltham Forest, United Kingdom

Observed by
Lis Loebner
Fri, 30 May 2025 11:05:00 +0100

River Wey near Plough Bridge, Byfleet : River Wey

Byfleet, Surrey, United Kingdom

Observed by
Susan Clements
Fri, 30 May 2025 10:00:00 +0000

North Access Road : Dagenham Brook

London, England, United Kingdom

Observed by
Lis Loebner
Fri, 30 May 2025 10:40:00 +0100

St Johns Brook : Priory Park

Warwick, England, United Kingdom

Observed by
Felicity Stratton
Fri, 30 May 2025 10:40:00 +0100

Thames backwater : Thames

Staines Upon Thames, England, United Kingdom

Observed by
Paul Davis
Fri, 30 May 2025 10:33:00 +0100

Confluence of both water sources (below both Harrogate Road and Allerton Grange CSOs). : Gledhow Beck

Leeds, Leeds, United Kingdom

Observed by
Simon Conyers
Fri, 30 May 2025 10:30:00 +0100

St Johns Brook2nd Warwick Scout hut : St Nicholas Park

Warwick, England, United Kingdom

Observed by
Felicity Stratton
Fri, 30 May 2025 10:15:00 +0100

9 Gordon Ave E4 : The Ching

London, Waltham Forest, United Kingdom

Observed by
Janet Laban
Fri, 30 May 2025 10:05:00 +0100

River Wey near Plough Bridge, Byfleet : River Wey

Byfleet, Surrey, United Kingdom

Observed by
Susan Clements
Fri, 30 May 2025 09:00:00 +0000

Allerton Grange CSO - above : Gledhow Beck

Leeds, Leeds, United Kingdom

Observed by
Simon Conyers
Fri, 30 May 2025 10:00:00 +0100

Folly Lane EA monitoring point : The Ching

London, Waltham Forest, United Kingdom

Observed by
Lis Loebner
Fri, 30 May 2025 09:40:00 +0100

Highams Park Lake : The Ching

London, Waltham Forest, United Kingdom

Observed by
Janet Laban
Fri, 30 May 2025 09:40:00 +0100

Wey Kayak Club : River Wey

Guildford, Surrey, United Kingdom

Observed by
hugh beardall
Fri, 30 May 2025 09:30:00 +0100