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?

62,740 observations

+706 new observations added in the past 30 days

Eversley Crescent Outfall (Downstream) : Salmons Brook/Houndsden Gutter

London, Enfield, United Kingdom

Observed by
Sandra Rachman
Fri, 17 Jan 2025 12:15:00 +0000

Tollhouse Meadow : Petty's Brook

Basingstoke And Deane Borough, Hampshire, United Kingdom

Observed by
Kate Tuck
Fri, 17 Jan 2025 11:28:00 +0000

Wey Kayak Club : River Wey

Guildford, Surrey, United Kingdom

Observed by
Fiona Poulter
Fri, 17 Jan 2025 11:00:00 +0000

9 Gordon Ave E4 : The Ching

London, Waltham Forest, United Kingdom

Observed by
Janet Charlesworth
Fri, 17 Jan 2025 10:40:00 +0000

Highams Park Lake : The Ching

London, Waltham Forest, United Kingdom

Observed by
Janet Charlesworth
Fri, 17 Jan 2025 10:15:00 +0000

Bonesgate : Hogsmill

Epsom, Kingston upon Thames, United Kingdom

Observed by
Kim Spickett
Fri, 17 Jan 2025 09:40:00 +0000

West Branch Du Page River : Du Page River

Naperville, Illinois, United States

Observed by
shirley watters
Fri, 17 Jan 2025 03:24:00 -0600

St Catherines swimming spot : River Wey

Guildford, Surrey, United Kingdom

Observed by
Fiona Poulter
Fri, 17 Jan 2025 09:00:00 +0000

Browning Park : Bowker Creek

Victoria, British Columbia, Canada

Observed by
andrea gleichauf
Thu, 16 Jan 2025 23:35:30 +0000

Browning/mcrae : Bowker Creek

Victoria, British Columbia, Canada

Observed by
andrea gleichauf
Thu, 16 Jan 2025 23:24:19 +0000

Morgan Creek at Morgan Creek Park : Morgan Creek

Oswego, Illinois, United States

Observed by
Alyssa Theodor
Thu, 16 Jan 2025 15:30:00 -0600

Curtis Creek : Curtis Creek

Quincy, Illinois, United States

Observed by
Jean Reddington
Thu, 16 Jan 2025 15:07:33 -0600

Old Renwick Road Bridge, Plainfield Park District : DuPage River

Plainfield, Illinois, United States

Observed by
Lea Rodbarry
Thu, 16 Jan 2025 15:00:00 -0600

Villa Ave Bridge at Sugar Creek : Sugar Creek

Villa Park, Illinois, United States

Observed by
Joe Neilly
Thu, 16 Jan 2025 14:42:00 -0600

Waubonsie Creek : Waubonsie Creek

Oswego, Illinois, United States

Observed by
Mary Theodor
Thu, 16 Jan 2025 14:40:00 -0600

GAlena River : Galena River

Galena, Illinois, United States

Observed by
Madelynn Wilharm
Thu, 16 Jan 2025 14:30:00 -0600

Hickory Creek River at Highland Park Drive : Hickey Creek River

Joliet, Illinois, United States

Observed by
Kathy Janik
Thu, 16 Jan 2025 14:26:00 -0600

SCGW bridge on Salt Creek : Salt Creek

Elmhurst, Illinois, United States

Observed by
Joe Neilly
Thu, 16 Jan 2025 14:21:00 -0600

Springbrook Water Reclamation Center Upstream : DuPage River

Bolingbrook, Illinois, United States

Observed by
Amy Wrigley
Thu, 16 Jan 2025 13:30:00 -0600