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?

61,157 observations

+642 new observations added in the past 30 days

Harms Woods/Glenview Woods : North Branch of the Chicago River

Glenview, Illinois, United States

Observed by
Mac Austin
Wed, 13 Apr 2022 18:31:00 -0500

Otonabee River at Bata Library (TrentU) : Otonabee River

Peterborough, Ontario, Canada

Observed by
Joseph Gentile
Wed, 13 Apr 2022 18:28:00 -0400

Otonabee River at Champlain College (TrentU) : Otonabee River

Peterborough, Ontario, Canada

Observed by
Joseph Gentile
Wed, 13 Apr 2022 18:08:00 -0400

Otonabee River at the Peterborough Rowing Club (TrentU) : Otonabee River

Peterborough, Ontario, Canada

Observed by
Joseph Gentile
Wed, 13 Apr 2022 17:15:00 -0400

Riverview Park and Zoo : Otonabee River

Peterborough, Ontario, Canada

Observed by
Freddy Liu
Tue, 12 Apr 2022 16:40:00 -0400

Centennial Park in Town of Deseronto : Lake Ontario at Mohawk Bay

Deseronto, Ontario, Canada

Observed by
Heather Ross
Tue, 12 Apr 2022 13:35:00 -0400

Sioux Park : Lake Ontario

Burlington, Ontario, Canada

Observed by
Rachel Irwin [Staff]
Tue, 12 Apr 2022 13:21:02 -0400

First Bridge on County Rd 28 : Massassauga Marsh

Ontario, Canada

Observed by
Don Ross
Tue, 12 Apr 2022 10:10:00 -0400

Road Salt Project - 22nd Street Footbridge : Wagg Creek

North Vancouver, British Columbia, Canada

Observed by
Carolynne Robertson
Mon, 11 Apr 2022 14:16:00 -0700

WAG-E-07 : Stormwater drain south of 23rd St and west of Chesterfield - WAG-E-07 High Priority

North Vancouver, British Columbia, Canada

Observed by
Carolynne Robertson
Mon, 11 Apr 2022 14:13:00 -0700

Curtis Creek : Curtis Creek

Quincy, Illinois, United States

Observed by
Jean Reddington
Mon, 11 Apr 2022 15:53:00 -0500

Riversprings Community Centre : Oxbow Lake

Coquitlam, British Columbia, Canada

Observed by
Rubus Restoration
Sun, 10 Apr 2022 17:43:09 -0700

Riverview Park and Zoo : Otonabee River

Peterborough, Ontario, Canada

Observed by
Freddy Liu
Sun, 10 Apr 2022 18:00:00 -0400

Tributary 1 : Ancient Grove Creek

Burnaby, British Columbia, Canada

Observed by
Rubus Restoration
Sun, 10 Apr 2022 13:39:08 -0700

East Dock : Como Lake

Port Moody, British Columbia, Canada

Observed by
Dawn Roumieu
Sun, 10 Apr 2022 10:02:00 -0700

Sangamon River Forest Preserve site : Sangamon River

Fisher, Illinois, United States

Observed by
Bruce M Colravy
Sun, 10 Apr 2022 09:31:00 -0500

Lake of the Woods Forest Preserve : Sangamon River

Mahomet, Illinois, United States

Observed by
Bruce M Colravy
Sun, 10 Apr 2022 08:53:00 -0500

River Bend Forest Preserve site : Sangamon River

Mahomet, Illinois, United States

Observed by
Bruce M Colravy
Sun, 10 Apr 2022 08:12:00 -0500