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?

65,852 observations

+820 new observations added in the past 30 days

Osze Beach 16-2 : Wakaw Lake

Saskatchewan, Canada

Observed by
Dr. Brian Skulski
Fri, 01 Sep 2023 13:00:00 -0600

Pelahatchie Creek : Pelahatchie Bay

Brandon, Mississippi, United States

Observed by
Stacey Knepple
Fri, 01 Sep 2023 13:25:00 -0500

ELFR : Elbow Lake

Ontario, Canada

Observed by
Dan Goodchild
Fri, 01 Sep 2023 14:15:00 -0400

Wilket Creek Trail : Don River West Branch

Don Mills, Ontario, Canada

Observed by
Emma Manners
Fri, 01 Sep 2023 12:52:00 -0400

Beach at E.T. Seton Park Parking Lot : Don River West Branch

Don Mills, Ontario, Canada

Observed by
Emma Manners
Fri, 01 Sep 2023 12:33:00 -0400

Beaver Flats Trail Beach : Don River West Branch

Don Mills, Ontario, Canada

Observed by
Emma Manners
Fri, 01 Sep 2023 12:12:00 -0400

Inlet from Silver 7 Creek : Silver Lake

Maberly, Ontario, Canada

Observed by
Greg Ellis
Fri, 01 Sep 2023 11:21:41 -0400

East transect street middle : Silver Lake

Maberly, Ontario, Canada

Observed by
Greg Ellis
Fri, 01 Sep 2023 15:09:21 +0000

Cormorant Island : Big Rideau Lake

Portland, Ontario, Canada

Observed by
Debbie Bagg
Fri, 01 Sep 2023 11:07:44 -0400

Jawbone's Bay : Jawbone's Bay, Lac Kipawa

Quebec, Canada

Observed by
Paul Berube
Fri, 01 Sep 2023 10:30:00 -0400

Offshore sampling location : Lake George

Ontario, Canada

Observed by
Paul and Tania Hazlett
Fri, 01 Sep 2023 10:30:00 -0400

Humber River at Weston Lions Park : Humber River

Etobicoke, Ontario, Canada

Observed by
Gabrielle Parent-Doliner
Fri, 01 Sep 2023 13:50:54 +0000

Friends Bridge : Lea (Old River Lea)

London, Hackney, United Kingdom

Observed by
Peter Mudge
Fri, 01 Sep 2023 08:20:00 +0100

Road Salt Project: Wagg after Confluence with Mission : Wagg Creek

North Vancouver, British Columbia, Canada

Observed by
Carolynne Robertson
Thu, 31 Aug 2023 15:01:43 -0700

Road Salt Project: Jones Culvert : Wagg Creek

North Vancouver, British Columbia, Canada

Observed by
Carolynne Robertson
Thu, 31 Aug 2023 14:12:49 -0700

Coal Bluff Park : Pearl River

Lena, Mississippi, United States

Observed by
William W Mitchell
Thu, 31 Aug 2023 15:45:00 -0500

Leake County Water Park : Pearl River

Canton, Mississippi, United States

Observed by
William W Mitchell
Thu, 31 Aug 2023 14:46:00 -0500

WEY ( NORTH ) AT HATCH MILL, FARNHAM : North Wey (Alton to Tilford)

Farnham, Surrey, United Kingdom

Observed by
Sally Ferguson
Thu, 31 Aug 2023 19:10:00 +0000

Farnham : North Wey (Alton to Tilford)

Farnham, Surrey, United Kingdom

Observed by
Sally Ferguson
Thu, 31 Aug 2023 18:45:00 +0000

South West Transect : Silver Lake

Maberly, Ontario, Canada

Observed by
Greg Ellis
Thu, 31 Aug 2023 14:21:24 -0400