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?

62,622 observations

+681 new observations added in the past 30 days

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Sat, 12 Mar 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Sat, 12 Mar 2016 00:00:00 -0500

Creve Coeur Creek upstream of Creve Coeur Lake : Creve Coeur Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 12 Mar 2016 00:00:00 +0000

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

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 12 Mar 2016 00:00:00 +0000

Creve Coeur Creek at Water Works Road : Creve Coeur Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 12 Mar 2016 00:00:00 +0000

Gravois Creek at Bayless : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 12 Mar 2016 00:00:00 +0000

Grace Episcopal Day School : St. Johns River

Orange Park, Florida, United States

Observed by
Grace Episcopal Day School
Fri, 11 Mar 2016 14:35:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Fri, 11 Mar 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Fri, 11 Mar 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Fri, 11 Mar 2016 00:00:00 -0500

Sandy Creek at Old Lemay Ferry Road : Sandy Creek

Hillsboro, Missouri, United States

Observed by
Danelle Haake
Fri, 11 Mar 2016 00:00:00 +0000

Mattese Creek tributary at Theiss Road : Mattese Creek tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 11 Mar 2016 00:00:00 +0000

Mattese Creek along 4800 block of Vermilion : Mattese Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 11 Mar 2016 00:00:00 +0000

Sandy Creek at Highway Z : Sandy Creek

Pevely, Missouri, United States

Observed by
Danelle Haake
Fri, 11 Mar 2016 00:00:00 +0000

Gravois Creek at Whitecliff Park : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 11 Mar 2016 00:00:00 +0000

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Thu, 10 Mar 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Thu, 10 Mar 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Thu, 10 Mar 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Wed, 09 Mar 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Wed, 09 Mar 2016 00:00:00 -0500