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

Tilford South Bridge WEST SIDE : River Wey

Tilford, Surrey, United Kingdom

Observed by
Alistair Young
Fri, 30 May 2025 09:30:00 +0100

Tilford South Bridge - EAST BANK : River Wey

Tilford, Surrey, United Kingdom

Observed by
Alistair Young
Fri, 30 May 2025 09:30:00 +0100

Allerton Grange CSO - below : Gledhow Beck

Leeds, Leeds, United Kingdom

Observed by
Simon Conyers
Fri, 30 May 2025 09:25:00 +0100

Harrogate Road CSO - below : Gledhow Beck

Leeds, Leeds, United Kingdom

Observed by
Simon Conyers
Fri, 30 May 2025 09:00:00 +0100

Godalming Wharf - River bend by Sainsbury's : River Wey

Godalming, Surrey, United Kingdom

Observed by
Alyson Canton
Fri, 30 May 2025 08:30:00 +0100

St Catherines swimming spot : River Wey

Guildford, Surrey, United Kingdom

Observed by
Cathy Pyle
Fri, 30 May 2025 08:30:00 +0100

E-coli Testing Location 2 (YW) : Gledgow Beck

Leeds, Leeds, United Kingdom

Observed by
Simon Conyers
Fri, 30 May 2025 08:21:00 +0100

Rydal Bank : Thessalon River

Ontario, Canada

Observed by
Luis Freitas
Thu, 29 May 2025 23:28:00 -0400

Kishwaukee River South Branch at Russell Woods : Kishwaukee River South Branch

Genoa, Illinois, United States

Observed by
Rachel Ford
Thu, 29 May 2025 19:16:00 -0500

Blenkinsop Creek: Above Swan Lake : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 29 May 2025 16:10:00 -0700

Swan Lake : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 29 May 2025 15:45:00 -0700

West Branch of the DuPage River : DuPage River (west branch)

Naperville, Illinois, United States

Observed by
Shoshana Frank
Thu, 29 May 2025 17:10:00 -0500

Allotment Gardens : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 29 May 2025 15:10:00 -0700

Swan Creek: Carey Road and McKenzie Ave : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 29 May 2025 14:50:00 -0700

Coal Bluff Park : Pearl River

Lena, Mississippi, United States

Observed by
William W Mitchell
Thu, 29 May 2025 16:45:00 -0500

Columbine Culvert Downstream : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 29 May 2025 14:30:00 -0700

Klein Creek at Fountain View Recreation Center : Klein Creek

Carol Stream, Illinois, United States

Observed by
Brianna Garza
Thu, 29 May 2025 16:25:00 -0500

Dalhousie Mills : Desisle River

Ontario, Canada

Observed by
Evan Ehrenfeld
Thu, 29 May 2025 17:15:00 -0400

McKenzie Underpass Forest/Columbine Riffle : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 29 May 2025 14:10:00 -0700

Leake County Water Park : Pearl River

Canton, Mississippi, United States

Observed by
William W Mitchell
Thu, 29 May 2025 16:10:00 -0500