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?

66,083 observations

+711 new observations added in the past 30 days

Berrylands Bridge : Hogsmill

London, Kingston upon Thames, United Kingdom

Observed by
Georgina Fauconier
Thu, 10 Apr 2025 10:15:33 +0100

Middle Mill : Hogsmill

London, Kingston upon Thames, United Kingdom

Observed by
Georgina Fauconier
Thu, 10 Apr 2025 09:00:00 +0100

Quibble Creek Creekside : Quibble Creek

New Westminster, British Columbia, Canada

Observed by
Simon Kissinger
Wed, 09 Apr 2025 14:00:00 -0700

Hwy 59 : West Pearl

Pearl River, Louisiana, United States

Observed by
Kevin Olsen
Wed, 09 Apr 2025 14:30:00 -0500

Quibble Creek Creekside : Quibble Creek

New Westminster, British Columbia, Canada

Observed by
Simon Kissinger
Wed, 09 Apr 2025 10:30:00 -0700

Quibble Creek Creekside : Quibble Creek

New Westminster, British Columbia, Canada

Observed by
Simon Kissinger
Wed, 09 Apr 2025 09:00:00 -0700

Folly pre confluence : Folly Brook

London, England, United Kingdom

Observed by
Judith Howlett
Wed, 09 Apr 2025 16:25:00 +0100

St.Lawrence River : St. Lawrence River

Ontario, Canada

Observed by
Harleen kaur
Wed, 09 Apr 2025 11:01:00 -0400

Whetstone Stray : Dollis Brook

London, Barnet, United Kingdom

Observed by
Judith Howlett
Wed, 09 Apr 2025 15:46:00 +0100

Centre-de-Plein-air-Ronald-Beauregard : Rivière Richelieu

Montreal, Quebec, Canada

Observed by
Coralie Godon
Wed, 09 Apr 2025 10:20:00 -0400

Brent Cross : River Brent

London, Barnet, United Kingdom

Observed by
Judith Howlett
Wed, 09 Apr 2025 14:09:00 +0100

Centre-de-Plein-air-Ronald-Beauregard : Rivière Richelieu

Montreal, Quebec, Canada

Observed by
Coralie Godon
Wed, 09 Apr 2025 08:30:00 -0400

Brook Farm Open Space : Dollis Brook

London, Barnet, United Kingdom

Observed by
Judith Howlett
Wed, 09 Apr 2025 10:53:00 +0100

Quinta Open Space : Dollis Brook

London, Barnet, United Kingdom

Observed by
Judith Howlett
Wed, 09 Apr 2025 10:19:00 +0100

Hatch Roundabout - Downstream : The Ching

London, Waltham Forest, United Kingdom

Observed by
Derek Seume
Wed, 09 Apr 2025 10:10:00 +0100

Hatch Roundabout - Upstream : The Ching

London, Waltham Forest, United Kingdom

Observed by
Derek Seume
Wed, 09 Apr 2025 09:40:00 +0100

Dacey Rd at St. Marys River : Storm Water

Ontario, Canada

Observed by
Community Volunteers
Tue, 08 Apr 2025 16:38:00 -0400

Gartside Creek at IL Rt. 13 : Gartside Creek

Belleville, Illinois, United States

Observed by
David Laslie
Tue, 08 Apr 2025 11:55:00 -0500

Ewing Park II Sugar Creek Monitoring Site : Sugar Creek

Bloomington, Illinois, United States

Observed by
Katie Vogler
Tue, 08 Apr 2025 11:26:00 -0500

Bloomington Normal Water Reclamation District (BNWRD) Sugar Creek Monitoring Site : Sugar Creek

Normal, Illinois, United States

Observed by
Katie Vogler
Tue, 08 Apr 2025 11:13:00 -0500