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?

59,592 observations

+533 new observations added in the past 30 days

Grace Episcopal Day School : St. Johns River

Orange Park, Florida, United States

Observed by
Grace Episcopal Day School
Fri, 22 Jan 2016 13:45:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Fri, 22 Jan 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Fri, 22 Jan 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Fri, 22 Jan 2016 00:00:00 -0500

Gravois Creek at Union Road : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 22 Jan 2016 00:00:00 +0000

Engleholm Creek at UMSL : Engleholm Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 22 Jan 2016 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Thu, 21 Jan 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Thu, 21 Jan 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Thu, 21 Jan 2016 00:00:00 -0500

O’Mearas Bay : Big Rideau Lake

Ontario, Canada

Observed by
Doris Albert
Thu, 21 Jan 2016 00:00:00 -0500

Sandy Creek at Highway Z : Sandy Creek

Pevely, Missouri, United States

Observed by
Danelle Haake
Thu, 21 Jan 2016 00:00:00 +0000

Sandy Creek at Old Lemay Ferry Road : Sandy Creek

Hillsboro, Missouri, United States

Observed by
Danelle Haake
Thu, 21 Jan 2016 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Wed, 20 Jan 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Wed, 20 Jan 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Wed, 20 Jan 2016 00:00:00 -0500

Creve Coeur Creek upstream of Olive Road : Creve Coeur Creek

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Wed, 20 Jan 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, 20 Jan 2016 00:00:00 +0000

Creve Coeur Creek upstream of South Outer 40 : Creve Coeur Creek

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Wed, 20 Jan 2016 00:00:00 +0000

Gravois Creek at Union Road : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 20 Jan 2016 00:00:00 +0000

Creve Coeur Creek upstream of Ladue Road : Creve Coeur Creek

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Wed, 20 Jan 2016 00:00:00 +0000