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?

64,712 observations

+856 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, 18 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
Fri, 18 Mar 2016 00:00:00 +0000

Gravois Creek at Whitecliff Park : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 18 Mar 2016 00:00:00 +0000

Engleholm Creek at UMSL : Engleholm Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 18 Mar 2016 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Thu, 17 Mar 2016 00:00:00 -0400

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Thu, 17 Mar 2016 00:00:00 -0400

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Thu, 17 Mar 2016 00:00:00 -0400

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Wed, 16 Mar 2016 00:00:00 -0400

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Wed, 16 Mar 2016 00:00:00 -0400

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Wed, 16 Mar 2016 00:00:00 -0400

Watkins Creek at Coal Bank Road : Watkins Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 16 Mar 2016 00:00:00 +0000

Gravois Creek at Union Road : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 16 Mar 2016 00:00:00 +0000

Creve Coeur Creek upstream of Olive Road : Creve Coeur Creek

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Wed, 16 Mar 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, 16 Mar 2016 00:00:00 +0000

Creve Coeur Creek upstream of Ladue Road : Creve Coeur Creek

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Wed, 16 Mar 2016 00:00:00 +0000

Tonlours Dr. (BS08A01 - 100) : Three Mile Creek

Mobile, Alabama, United States

Observed by
Cade Kistler
Tue, 15 Mar 2016 04:15:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Tue, 15 Mar 2016 00:00:00 -0400

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Tue, 15 Mar 2016 00:00:00 -0400

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Tue, 15 Mar 2016 00:00:00 -0400

Grand Glaize Creek at S 5th Street : Grand Glaize Creek

Valley Park, Missouri, United States

Observed by
Danelle Haake
Tue, 15 Mar 2016 00:00:00 +0000