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?

52,549 observations

+340 new observations added in the past 30 days

Lakeshore Park : Ross Barnett Reservoir

Brandon, Mississippi, United States

Observed by
Sarah Gayden Harris Hammond
Sat, 13 Apr 2024 13:36:00 -0500

West bridge, Winfield Creek, Community Park, Carol Stream : Winfield Creek

Carol Stream, Illinois, United States

Observed by
Kate Fleming
Sat, 13 Apr 2024 10:25:00 -0500

East bridge, Winfield Creek, Community Park : Winfield Creek

Carol Stream, Illinois, United States

Observed by
Kate Fleming
Sat, 13 Apr 2024 10:03:00 -0500

Local River : River

West Azarbaijan, Iran

Observed by
Farid Omarzadeh
Sat, 13 Apr 2024 14:12:57 +0000

Waubonsie Creek : Waubonsie Creek

Oswego, Illinois, United States

Observed by
Mary Theodor
Fri, 12 Apr 2024 21:34:00 -0500

Morgan Creek at Morgan Creek Park : Morgan Creek

Oswego, Illinois, United States

Observed by
Alyssa Theodor
Fri, 12 Apr 2024 16:20:00 -0500

Schoenberger Creek at West Belleville Bikeway : Schoenberger Creek

Belleville, Illinois, United States

Observed by
David Laslie
Fri, 12 Apr 2024 15:25:00 -0500

Chicago River North Branch Goose Island : Chicago River

Chicago, Illinois, United States

Observed by
Jeff Shelden
Fri, 12 Apr 2024 10:05:00 -0500

Flesherton Hills : Boyne River

Ontario, Canada

Observed by
Big Canoe Project
Fri, 12 Apr 2024 14:53:17 +0000

Flesherton hills : Beaver pond

Ontario, Canada

Observed by
Drew Snyder
Fri, 12 Apr 2024 14:52:05 +0000

Flesherton pond : Flesherton ponds

Ontario, Canada

Observed by
Monty Crowe
Fri, 12 Apr 2024 14:50:13 +0000

Shaharchay river : River

Orumiyeh, West Azarbaijan, Iran

Observed by
Farid Omarzadeh
Fri, 12 Apr 2024 13:40:14 +0000

Round Meadow Lake : Round Meadow Lake in Hidden Lake Forest Preserve in DuPage County, IL

Glen Ellyn, Illinois, United States

Observed by
Jane Barnett
Fri, 12 Apr 2024 01:21:00 -0500

Browning Park : Bowker Creek

Victoria, British Columbia, Canada

Observed by
andrea gleichauf
Thu, 11 Apr 2024 21:22:22 +0000

North Branch Chicago River at Edgebrook Woods : North Branch Chicago River

Chicago, Illinois, United States

Observed by
Alan Matson
Thu, 11 Apr 2024 15:30:00 -0500

Salt Creek Park Forest Preserve : Salt Creek

Wood Dale, Illinois, United States

Observed by
Tom Kubica
Wed, 10 Apr 2024 14:04:00 -0500

Ottawa River : Ottawa River

Chute à Blondeau, Ontario, Canada

Observed by
Inga Chisholm
Wed, 10 Apr 2024 14:47:00 -0400

Point Petre Provincial Wildlife Area : Lake Ontario at Soup Harbour

Ontario, Canada

Observed by
Don Ross
Wed, 10 Apr 2024 14:10:00 -0400

Humber River at Magwood Sanctuary : Humber River

Etobicoke, Ontario, Canada

Observed by
Gabrielle Parent-Doliner
Wed, 10 Apr 2024 13:45:08 -0400

McKee Creek : McKee Creek

Batavia, Illinois, United States

Observed by
Michael Bily
Wed, 10 Apr 2024 11:45:00 -0500