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?

51,640 observations

+381 new observations added in the past 30 days

Waubonsie Creek : Waubonsie Creek

Oswego, Illinois, United States

Observed by
Mary Theodor
Tue, 20 Feb 2024 17:41:00 -0600

Terrace View Park Pond in Lombard, IL : Terrace View Park Pond

Lombard, Illinois, United States

Observed by
Tony Ream
Tue, 20 Feb 2024 17:00:00 -0600

Browning Park : Bowker Creek

Victoria, British Columbia, Canada

Observed by
andrea gleichauf
Tue, 20 Feb 2024 21:03:00 +0000

DesPlaines River from DesPlaines Riverways DuPage FPD : DesPlaines River

Hinsdale, Illinois, United States

Observed by
Kevin Blair
Tue, 20 Feb 2024 14:20:00 -0600

Willowgate : Fox River

Saint Charles, Illinois, United States

Observed by
Sarah Richardson
Tue, 20 Feb 2024 19:58:44 +0000

Salt Creek - Fullersburg - Rainbow Bridge : Salt Creek

Oak Brook, Illinois, United States

Observed by
Kevin Blair
Tue, 20 Feb 2024 13:40:00 -0600

Woodland Rd. Creek : Woodland Rd. Creek

Saint Charles, Illinois, United States

Observed by
LESLIE MARTIN
Tue, 20 Feb 2024 12:23:00 -0600

20th Street Outfall : Wagg Creek

North Vancouver, British Columbia, Canada

Observed by
Carolynne Robertson
Tue, 20 Feb 2024 10:19:05 -0800

Fish Ladder and Pond at Mahon St : Wagg Creek

North Vancouver, British Columbia, Canada

Observed by
Carolynne Robertson
Tue, 20 Feb 2024 10:04:26 -0800

Otter Creek : Otter Creek, South Fork

Grafton, Illinois, United States

Observed by
Annette Marshall
Tue, 20 Feb 2024 10:31:00 -0600

Browning Park : Bowker Creek

Victoria, British Columbia, Canada

Observed by
andrea gleichauf
Mon, 19 Feb 2024 23:42:48 +0000

Oakhurst Forest Preserve South Shore Dock : Lake Patterson

Aurora, Illinois, United States

Observed by
DL Dosado
Mon, 19 Feb 2024 17:09:00 -0600

Beattie Pinery : Nottawasaga River

Ontario, Canada

Observed by
Matt Stouten
Mon, 19 Feb 2024 23:00:00 +0000

Ferson Creek at LeRoy Oakes FP Bridge : Ferson Creek

Saint Charles, Illinois, United States

Observed by
Diane Crater
Mon, 19 Feb 2024 14:40:34 -0600

Curtis Creek : Curtis Creek

Quincy, Illinois, United States

Observed by
Jean Reddington
Mon, 19 Feb 2024 14:17:00 -0600

Gartside Creek at Queen of Peace : Gartside Creek

Belleville, Illinois, United States

Observed by
David Laslie
Mon, 19 Feb 2024 13:20:00 -0600

Springbrook Water Reclamation Center Upstream : DuPage River

Bolingbrook, Illinois, United States

Observed by
Amy Wrigley
Mon, 19 Feb 2024 13:05:00 -0600

Inflow to East Lagoon at Montgomery to Faraday pedestrian bridge : Inflow to East Lagoon

Dekalb, Illinois, United States

Observed by
WILLIAM MARTIN
Mon, 19 Feb 2024 12:30:00 -0600

South Branch Kishwaukee River at College Ave. : South Branch Kishwaukee River

Dekalb, Illinois, United States

Observed by
WILLIAM MARTIN
Mon, 19 Feb 2024 12:20:00 -0600

Spring Brook in St. James Farm Forest Preserve : Spring Brook

Wheaton, Illinois, United States

Observed by
Jay Gilbert
Sun, 18 Feb 2024 12:15:00 -0600