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?

66,523 observations

+50 new observations added in the past 30 days

Upstream from sewage pipe, pumping station at Standford Ford : River Wey

Bordon, Hampshire, United Kingdom

Observed by
Kat Kavanagh
Mon, 31 Oct 2022 10:03:00 +0000

Newark Lock upstream : River Wey

Send, Surrey, United Kingdom

Observed by
Heather Dougherty
Mon, 31 Oct 2022 09:35:00 +0000

Fosse MA1 : Lac McArthur

Val Des Monts, Quebec, Canada

Observed by
Robin Brown
Mon, 31 Oct 2022 00:00:00 -0400

Rampe de mise à l'eau Goldex : Lac Lemoine

Quebec, Canada

Observed by
Luc Bossé
Sun, 30 Oct 2022 17:19:00 -0400

Chemin des explorateurs ( petit quais à côté du pont ) : Rivière Piché

Quebec, Canada

Observed by
Luc Bossé
Sun, 30 Oct 2022 17:05:00 -0400

Near Port Dover Marina : Lake Erie

Port Dover, Ontario, Canada

Observed by
Chris Keast
Sun, 30 Oct 2022 15:48:00 -0400

Humber River at Magwood Sanctuary : Humber River

Etobicoke, Ontario, Canada

Observed by
Gabrielle Parent-Doliner
Sun, 30 Oct 2022 15:04:21 -0400

St Lawrence River : St Lawrence River

Montreal, Quebec, Canada

Observed by
Claudia Lorena Hurtado Toro
Sun, 30 Oct 2022 14:58:00 -0400

Cobourg : Brook Creek

Cobourg, Ontario, Canada

Observed by
Jonathan Brown
Sun, 30 Oct 2022 14:42:56 -0400

North shore : Buffalo pound Lake

Saskatchewan, Canada

Observed by
Terry Hunchuk
Sun, 30 Oct 2022 12:22:00 -0600

Lachine Canal at Pont Charlevoix : Lachine Canal

Montreal, Quebec, Canada

Observed by
Laura Gilbert
Sun, 30 Oct 2022 13:57:49 -0400

Lakefield Beach and Playground : Otonabee River

Lakefield, Ontario, Canada

Observed by
Paul Finigan
Sun, 30 Oct 2022 13:34:00 -0400

Millview Parksite, Cariboo Heights Forest, Burnaby, BC : Millview Parksite Settling Pond

Burnaby, British Columbia, Canada

Observed by
Utta Gagel
Sun, 30 Oct 2022 10:27:00 -0700

Tree Haven Canal : St Lawrence River

Ontario, Canada

Observed by
Emilie DeRochie
Sun, 30 Oct 2022 13:20:00 -0400

Jetée Est, Parc des Rapides : St. Lawrence

Montreal, Quebec, Canada

Observed by
Heritage Laurentien
Sun, 30 Oct 2022 13:15:00 -0400

West Lagoon - West/Main Deck : Blakeburn Lagoons

Port Coquitlam, British Columbia, Canada

Observed by
John Saremba
Sun, 30 Oct 2022 09:36:00 -0700

East Lagoon - South Deck : Blakeburn Lagoons

Port Coquitlam, British Columbia, Canada

Observed by
John Saremba
Sun, 30 Oct 2022 09:00:00 -0700