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?

66,047 observations

+792 new observations added in the past 30 days

Highway 35 Bridge : Pearl River

Carthage, Mississippi, United States

Observed by
Foch Dickens
Thu, 21 Aug 2025 09:21:53 -0500

Lac Bélisle Rive Est : Lac Bélisle

Lac Des Plages, Quebec, Canada

Observed by
Richard Beaudry
Wed, 20 Aug 2025 19:50:00 -0400

Lac Bélisle-Source Ouest : Lac Bélisle

Lac Des Plages, Quebec, Canada

Observed by
Richard Beaudry
Wed, 20 Aug 2025 19:30:00 -0400

Lac Bélisle- Centre plus profond : Lac Bélisle

Lac Des Plages, Quebec, Canada

Observed by
Richard Beaudry
Wed, 20 Aug 2025 19:20:00 -0400

Dead Neck : Atlantic Ocean

Mashpee, Massachusetts, United States

Observed by
Ciara Oakley-Robbins
Wed, 20 Aug 2025 18:26:00 +0000

Mill Pond Side : Mashpee River

Mashpee, Massachusetts, United States

Observed by
Ciara Oakley-Robbins
Wed, 20 Aug 2025 16:00:00 +0000

Gawas Bay Channel : Lake Huron - Gawas Bay

Ontario, Canada

Observed by
Janice Fairfax
Wed, 20 Aug 2025 10:10:00 -0400

Peace Park Beach : Lake Huron

Thessalon, Ontario, Canada

Observed by
Huron North Community Volunteers
Wed, 20 Aug 2025 09:45:00 -0400

Broadford Road Bridge : River Wey

Guildford, England, United Kingdom

Observed by
Paul Holmes-Higgin
Wed, 20 Aug 2025 13:25:00 +0000

North Inlet : Moore's Brooķ

London, England, United Kingdom

Observed by
Rodger Thompstone
Wed, 20 Aug 2025 13:53:00 +0100

Pearl River at Carroll Loop : Pearl River

Foxworth, Mississippi, United States

Observed by
Theresa Thornhill
Wed, 20 Aug 2025 07:45:00 -0500

Outlet : Moore's Brook

London, England, United Kingdom

Observed by
Rodger Thompstone
Wed, 20 Aug 2025 13:40:00 +0100

Outlet : Moore's Brook

London, England, United Kingdom

Observed by
Rodger Thompstone
Wed, 20 Aug 2025 13:40:00 +0100

Pond : Eelmoor Marsh SSSI

Aldershot, England, United Kingdom

Observed by
Alan Holmes
Wed, 20 Aug 2025 13:30:00 +0100

Guidon Park Beach Area : St. Lawrence River

Long Sault, Ontario, Canada

Observed by
James Hardiment
Tue, 19 Aug 2025 15:51:00 +0000

Guidon Park area : St Lawrence River

Long Sault, Ontario, Canada

Observed by
James Hardiment
Tue, 19 Aug 2025 14:51:00 +0000

Lac Duparquet : Lac Duparquet

Duparquet, Quebec, Canada

Observed by
Serge Goudreau
Tue, 19 Aug 2025 10:44:00 -0400

Black Bass Bay : Mississippi Lake

Ontario, Canada

Observed by
Peter KleinBeernink
Tue, 19 Aug 2025 10:43:00 -0400

Tollhouse Meadow : Petty's Brook

Basingstoke And Deane Borough, Hampshire, United Kingdom

Observed by
Chineham Conservation Group
Tue, 19 Aug 2025 15:03:00 +0100

KC's Dock : Lake Cane

Orlando, Florida, United States

Observed by
Casey Johnson
Tue, 19 Aug 2025 08:31:55 -0400