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?

62,577 observations

+677 new observations added in the past 30 days

Monsanto-Sunswept Creek at Chaminade HS : Monsanto-Sunswept Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 05 Jan 2016 00:00:00 +0000

Cricket Green in Hartley Wintney : Causeway Pond

Hartley Wintney, Hampshire, United Kingdom

Observed by
Kat Kavanagh
Mon, 04 Jan 2016 10:47:00 +0000

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Mon, 04 Jan 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Mon, 04 Jan 2016 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Mon, 04 Jan 2016 00:00:00 -0500

Sugar Creek along the 1600 block of Adams : Sugar Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Mon, 04 Jan 2016 00:00:00 +0000

Deer Creek tributary at Almentor Avenue : Deer Creek tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Mon, 04 Jan 2016 00:00:00 +0000

Deer Creek at Brentwood Blvd : Deer Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Mon, 04 Jan 2016 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Sun, 03 Jan 2016 00:00:00 -0500

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Sun, 03 Jan 2016 00:00:00 -0500

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Sun, 03 Jan 2016 00:00:00 -0500

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

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 03 Jan 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
Sun, 03 Jan 2016 00:00:00 +0000

Gravois Creek at Bayless : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 03 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
Sun, 03 Jan 2016 00:00:00 +0000

Grand Glaize Creek at Sulpher Springs Road : Grand Glaize Creek

Ballwin, Missouri, United States

Observed by
Danelle Haake
Sun, 03 Jan 2016 00:00:00 +0000

Blenkinsop Creek: Above Swan Lake : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Sat, 02 Jan 2016 08:30:00 -0800

Colquitz North Mann : Swan Creek

Victoria, British Columbia, Canada

Observed by
John Coates
Sat, 02 Jan 2016 05:30:00 -0800

Art's Riffle : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Sat, 02 Jan 2016 04:35:00 -0800

DS Ivy Grove Camp : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Sat, 02 Jan 2016 04:30:00 -0800