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?

62,609 observations

+689 new observations added in the past 30 days

Apple River in Apple River Canyon State Park : Apple River

Stockton, Illinois, United States

Observed by
Erik Nichols
Fri, 28 Mar 2025 15:46:00 -0500

Creek under Fairmount Ave, east side of bridge : Creek under Fairmount Ave

Downers Grove, Illinois, United States

Observed by
Tom Prince
Fri, 28 Mar 2025 15:26:00 -0500

Clear Creek, South of E Canyon Rd bridge (downstream) : Clear Creek

Apple River, Illinois, United States

Observed by
Erik Nichols
Fri, 28 Mar 2025 15:25:00 -0500

West Ridge Nature Park Pond- North : West Ridge Nature Park Pond- North

Chicago, Illinois, United States

Observed by
Margaret (Maggie) Scholle
Fri, 28 Mar 2025 15:04:00 -0500

Loon Lake West Shore : Loon Lake

Ontario, Canada

Observed by
Mike Grinnell
Fri, 28 Mar 2025 16:00:00 -0400

Bridge over Black Creek on Old Milford Rd : Section of Black Creek

Ontario, Canada

Observed by
Don Ross
Fri, 28 Mar 2025 15:55:00 -0400

Finlayson Arm Road (Site 1) : Mill Stream

Highlands, British Columbia, Canada

Observed by
Peninsula Streams & Shorelines
Fri, 28 Mar 2025 12:47:20 -0700

Chow Nicoll Park (Site 2) : Mill Stream

Highlands, British Columbia, Canada

Observed by
Peninsula Streams & Shorelines
Fri, 28 Mar 2025 12:34:51 -0700

Goldie Park (Site 3) : Mill Stream

Langford, British Columbia, Canada

Observed by
Peninsula Streams & Shorelines
Fri, 28 Mar 2025 12:20:22 -0700

Hickory Creek : Hickory Creek

Joliet, Illinois, United States

Observed by
Jeanne Golec
Fri, 28 Mar 2025 14:20:00 -0500

Blackberry Creek at Barnes Forest Preserve : Blackberry Creek at Barnes Forest Preserve

Aurora, Illinois, United States

Observed by
Doug Sibon
Fri, 28 Mar 2025 14:00:00 -0500

Spring Creek : Spring Creek

Joliet, Illinois, United States

Observed by
Jeanne Golec
Fri, 28 Mar 2025 13:55:00 -0500

Hartwig-Saunders Park (Site 6) : Mill Stream

Victoria, British Columbia, Canada

Observed by
Peninsula Streams & Shorelines
Fri, 28 Mar 2025 11:53:41 -0700

Atkins Avenue (Site 5) : Mill Stream

Langford, British Columbia, Canada

Observed by
Peninsula Streams & Shorelines
Fri, 28 Mar 2025 11:36:24 -0700

East side of Hamlet of Milford K0K2P0 : East end of Milford Millpond on Black River

Milford, Ontario, Canada

Observed by
Don Ross
Fri, 28 Mar 2025 14:25:00 -0400

Fox River Yorkville IL : Fox River

Yorkville, Illinois, United States

Observed by
Pat Gunnerson
Fri, 28 Mar 2025 13:15:00 -0500

Henley Island Boathouse : Martindale Pond

St. Catharines, Ontario, Canada

Observed by
Nengi Dublin-Green
Fri, 28 Mar 2025 18:14:00 +0000

Cedar Vale Park (Site 4) : Mill Stream

Langford, British Columbia, Canada

Observed by
Peninsula Streams & Shorelines
Fri, 28 Mar 2025 11:13:11 -0700

West end of Hamlet of Milford at furthest west end of Millpond : Milford Millpond

Milford, Ontario, Canada

Observed by
Don Ross
Fri, 28 Mar 2025 14:10:00 -0400

Woods Creek at Brookside Pedestrian Bridge : Woods Creek at Brookside Pedestrian Bridge

Algonquin, Illinois, United States

Observed by
Brad Andresen
Fri, 28 Mar 2025 12:53:00 -0500