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?

61,160 observations

+641 new observations added in the past 30 days

Parc Jarry, Montreal : Etang Parc Jarry

Montreal, Quebec, Canada

Observed by
Gloria et Paul
Wed, 18 May 2022 15:10:00 -0400

Aurora Middle School : Aurora Middle School

Alberta, Canada

Observed by
Kelsey Kitt
Wed, 18 May 2022 10:02:00 -0600

Lac de Waterloo : Lac de Waterloo

Quebec, Canada

Observed by
Marine Dumond-Després
Wed, 18 May 2022 10:26:00 -0400

Inlet between River Institute and L’Heritage High School : St.Lawrence River

Ontario, Canada

Observed by
Emma Ehrenfeld
Wed, 18 May 2022 09:46:00 -0400

Inlet between River Institute and L’Heritage High School : St.Lawrence River

Ontario, Canada

Observed by
Emma Ehrenfeld
Wed, 18 May 2022 09:45:00 -0400

Cornwall : St Lawrence River

Ontario, Canada

Observed by
Emma Ehrenfeld
Wed, 18 May 2022 09:45:00 -0400

Inlet between River Institute and L’Heritage High School : St.Lawrence River

Ontario, Canada

Observed by
Emma Ehrenfeld
Wed, 18 May 2022 09:44:00 -0400

Curtis Creek : Curtis Creek

Quincy, Illinois, United States

Observed by
Jean Reddington
Tue, 17 May 2022 17:44:00 -0500

Upper Albion Falls : Redhill Creek

Hamilton, Ontario, Canada

Observed by
Ian Branston
Tue, 17 May 2022 14:51:00 -0400

Sioux Park : Lake Ontario

Burlington, Ontario, Canada

Observed by
S.M.
Tue, 17 May 2022 12:02:00 -0400

Parc Jarry, Montreal : Etang Parc Jarry

Montreal, Quebec, Canada

Observed by
Gloria et Paul
Tue, 17 May 2022 10:22:00 -0400

Parc Jarry, Montreal : Etang Parc Jarry

Montreal, Quebec, Canada

Observed by
Gloria et Paul
Tue, 17 May 2022 08:45:00 -0400

Downstream from A25 : River Wey

Guildford, Surrey, United Kingdom

Observed by
Kat Kavanagh
Tue, 17 May 2022 11:24:00 +0100

Ontario Place : Lake Ontario

Toronto, Ontario, Canada

Observed by
Isabel Fleisher
Tue, 17 May 2022 00:00:00 +0000

Sioux Park : Lake Ontario

Burlington, Ontario, Canada

Observed by
S.M.
Mon, 16 May 2022 14:54:00 -0400

Red Hill Creek : Red Hill Creek Hamilton

Stoney Creek, Ontario, Canada

Observed by
Ian Branston
Mon, 16 May 2022 13:34:00 -0400

Domaine delorme : Étang non identifié

Quebec, Canada

Observed by
Tania lacroix
Mon, 16 May 2022 12:41:00 -0400

Ok-Kee-Lee Park : Mississippi River

Carleton Place, Ontario, Canada

Observed by
Charlotte Pragnell
Mon, 16 May 2022 12:32:50 -0400

KC's Dock : Lake Cane

Orlando, Florida, United States

Observed by
Casey Johnson
Mon, 16 May 2022 07:40:00 -0400