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?

66,349 observations

+422 new observations added in the past 30 days

Creve Coeur Creek upstream of Ladue Road : Creve Coeur Creek

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Sun, 31 Jan 2016 00:00:00 +0000

Grand Glaize Creek at Big Bend Blvd. : Grand Glaize Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 31 Jan 2016 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
Water Rangers
Sat, 30 Jan 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
Water Rangers
Sat, 30 Jan 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Water Rangers
Sat, 30 Jan 2016 00:00:00 -0500

Gravois Creek at Bayless : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 30 Jan 2016 00:00:00 +0000

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
Water Rangers
Fri, 29 Jan 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
Water Rangers
Fri, 29 Jan 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Water Rangers
Fri, 29 Jan 2016 00:00:00 -0500

Creve Coeur Creek at Water Works Road : Creve Coeur Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 29 Jan 2016 00:00:00 +0000

Mattese Creek tributary at Theiss Road : Mattese Creek tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 29 Jan 2016 00:00:00 +0000

Engleholm Creek at UMSL : Engleholm Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 29 Jan 2016 00:00:00 +0000

Mattese Creek along 4800 block of Vermilion : Mattese Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 29 Jan 2016 00:00:00 +0000

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
Water Rangers
Thu, 28 Jan 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
Water Rangers
Thu, 28 Jan 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Water Rangers
Thu, 28 Jan 2016 00:00:00 -0500

Sandy Creek at Highway Z : Sandy Creek

Pevely, Missouri, United States

Observed by
Danelle Haake
Thu, 28 Jan 2016 00:00:00 +0000

Deer Creek tributary at Almentor Avenue : Deer Creek tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Thu, 28 Jan 2016 00:00:00 +0000

Deer Creek at Litzsinger Road : Deer Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Thu, 28 Jan 2016 00:00:00 +0000

Deer Creek at Brentwood Blvd : Deer Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Thu, 28 Jan 2016 00:00:00 +0000