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?

59,610 observations

+541 new observations added in the past 30 days

Creve Coeur Creek downstream of Creve Coeur Lake : Creve Coeur Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 10 Feb 2016 00:00:00 +0000

Gravois Creek at Union Road : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 10 Feb 2016 00:00:00 +0000

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Tue, 09 Feb 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Tue, 09 Feb 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Tue, 09 Feb 2016 00:00:00 -0500

River des Peres at Slay Park : River des Peres

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 09 Feb 2016 00:00:00 +0000

River des Peres tributary at Ruth Park Woods : River des Peres tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 09 Feb 2016 00:00:00 +0000

River des Peres at Mona Terrace : River des Peres

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 09 Feb 2016 00:00:00 +0000

River des Peres at Fultz Field : River des Peres

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 09 Feb 2016 00:00:00 +0000

River des Peres at Heman Park : River des Peres

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 09 Feb 2016 00:00:00 +0000

Deer Creek at Brentwood Blvd : Deer Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 09 Feb 2016 00:00:00 +0000

Deer Creek tributary at Almentor Avenue : Deer Creek tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 09 Feb 2016 00:00:00 +0000

Engleholm Creek at UMSL : Engleholm Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 09 Feb 2016 00:00:00 +0000

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Mon, 08 Feb 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Mon, 08 Feb 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Mon, 08 Feb 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Sun, 07 Feb 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Sun, 07 Feb 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Sun, 07 Feb 2016 00:00:00 -0500

Grand Glaize Creek at Sulpher Springs Road : Grand Glaize Creek

Ballwin, Missouri, United States

Observed by
Danelle Haake
Sun, 07 Feb 2016 00:00:00 +0000