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?

62,598 observations

+688 new observations added in the past 30 days

Fox River Yorkville IL : Fox River

Yorkville, Illinois, United States

Observed by
Pat Gunnerson
Wed, 16 Apr 2025 14:15:00 -0500

West Branch DuPage River at Naperville Riverwalk : West Branch DuPage River

Naperville, Illinois, United States

Observed by
Amy Phillips
Wed, 16 Apr 2025 12:50:00 -0500

Ron Haimbaugh : East Fork of Poplar Creek

Hoffman Estates, Illinois, United States

Observed by
Ron Haimbaugh
Wed, 16 Apr 2025 12:30:00 -0500

Main Street : Crystal Creek

Algonquin, Illinois, United States

Observed by
JoAnn Schindler
Wed, 16 Apr 2025 17:02:36 +0000

Main Street : Crystal Creek

Algonquin, Illinois, United States

Observed by
JoAnn Schindler
Wed, 16 Apr 2025 16:42:04 +0000

Dam 62 : Fox River

Algonquin, Illinois, United States

Observed by
JoAnn Schindler
Wed, 16 Apr 2025 16:24:39 +0000

East DuPage river at St. Charles : East branch DuPage River

Glen Ellyn, Illinois, United States

Observed by
Chris Thomson
Wed, 16 Apr 2025 11:15:00 -0500

Dam 62 : Fox River

Algonquin, Illinois, United States

Observed by
JoAnn Schindler
Wed, 16 Apr 2025 16:09:39 +0000

Dam 62 : Fox River

Algonquin, Illinois, United States

Observed by
JoAnn Schindler
Wed, 16 Apr 2025 16:09:39 +0000

Rotary Creek : St. Lawrence River

Ontario, Canada

Observed by
Winter McDougall
Wed, 16 Apr 2025 12:00:00 -0400

Rotary Creek : St. Lawrence River

Ontario, Canada

Observed by
Winter McDougall
Wed, 16 Apr 2025 12:00:00 -0400

Rotary Creek : St. Lawrence River

Ontario, Canada

Observed by
Winter McDougall
Wed, 16 Apr 2025 12:00:00 -0400

Plum Creek at Klemme : Plum Creek at Klemme Rd

Crete, Illinois, United States

Observed by
Jane Schulten
Wed, 16 Apr 2025 10:52:00 -0500

Darlands Lake (Downstream) : Folly Brook/Dollis Brook

London, Barnet, United Kingdom

Observed by
David Roth
Wed, 16 Apr 2025 11:30:00 +0100

Darlands Lake (Upstream) : Folly Brook/Dollis Brook

London, Barnet, United Kingdom

Observed by
David Roth
Wed, 16 Apr 2025 10:45:00 +0100

Near the city center : Seville River

Seville, Sevilla, Spain

Observed by
htdh hdgrgd
Wed, 16 Apr 2025 08:33:00 +0200

Ferson Creek at Randall Road bike trail bridge : Ferson Creek

Saint Charles, Illinois, United States

Observed by
Rod Allen
Tue, 15 Apr 2025 15:38:00 -0500

Salt Creek - Fullersburg - Rainbow Bridge : Salt Creek

Oak Brook, Illinois, United States

Observed by
Kevin Blair
Tue, 15 Apr 2025 15:20:00 -0500

Mill Creek at bike trail bridge : Mill Creek

Batavia, Illinois, United States

Observed by
Rod Allen
Tue, 15 Apr 2025 14:29:00 -0500

DesPlaines River from DesPlaines Riverways DuPage FPD : DesPlaines River

Hinsdale, Illinois, United States

Observed by
Kevin Blair
Tue, 15 Apr 2025 14:05:00 -0500