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

+537 new observations added in the past 30 days

River des Peres tributary at Woodson Road Park : River des Peres tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 19 Feb 2016 00:00:00 +0000

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Thu, 18 Feb 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Thu, 18 Feb 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Thu, 18 Feb 2016 00:00:00 -0500

Sandy Creek at Old Lemay Ferry Road : Sandy Creek

Hillsboro, Missouri, United States

Observed by
Danelle Haake
Thu, 18 Feb 2016 00:00:00 +0000

Williams Creek at Antire Road : Williams Creek

High Ridge, Missouri, United States

Observed by
Danelle Haake
Thu, 18 Feb 2016 00:00:00 +0000

Creve Coeur Creek at Water Works Road : Creve Coeur Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Thu, 18 Feb 2016 00:00:00 +0000

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Wed, 17 Feb 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Wed, 17 Feb 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Wed, 17 Feb 2016 00:00:00 -0500

Gravois Creek at Union Road : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 17 Feb 2016 00:00:00 +0000

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

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 17 Feb 2016 00:00:00 +0000

Watkins Creek at Coal Bank Road : Watkins Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 17 Feb 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
Wed, 17 Feb 2016 00:00:00 +0000

Grand Glaize Creek at Sulpher Springs Road : Grand Glaize Creek

Ballwin, Missouri, United States

Observed by
Danelle Haake
Wed, 17 Feb 2016 00:00:00 +0000

Creve Coeur Creek at Water Works Road : Creve Coeur Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 17 Feb 2016 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Tue, 16 Feb 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Tue, 16 Feb 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Tue, 16 Feb 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Mon, 15 Feb 2016 00:00:00 -0500