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?

64,286 observations

+721 new observations added in the past 30 days

Deer Creek at Log Cabin Lane : Deer Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Wed, 17 Dec 2014 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Tue, 16 Dec 2014 00:00:00 -0500

RIDEAU RIVER : RIDEAU RIVER

Ontario, Canada

Observed by
Water Rangers
Mon, 15 Dec 2014 19:00:00 -0500

RIDEAU RIVER : RIDEAU RIVER

Ottawa, Ontario, Canada

Observed by
Water Rangers
Mon, 15 Dec 2014 19:00:00 -0500

RIDEAU RIVER : RIDEAU RIVER

Ottawa, Ontario, Canada

Observed by
Water Rangers
Mon, 15 Dec 2014 19:00:00 -0500

Gravois Creek at Whitecliff Park : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 16 Dec 2014 00:00:00 +0000

Gravois Creek at Union Road : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Tue, 16 Dec 2014 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Mon, 15 Dec 2014 00:00:00 -0500

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Sun, 14 Dec 2014 00:00:00 -0500

Black Creek at Strassner Drive : Black Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 14 Dec 2014 00:00:00 +0000

Gravois Creek at Bayless : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 14 Dec 2014 00:00:00 +0000

Grand Glaize Creek at Sulpher Springs Road : Grand Glaize Creek

Ballwin, Missouri, United States

Observed by
Danelle Haake
Sun, 14 Dec 2014 00:00:00 +0000

Two-Mile Creek at Overbrook Drive : Two-Mile Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 14 Dec 2014 00:00:00 +0000

Maline Creek at Forestwood Park : Maline Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 14 Dec 2014 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Sat, 13 Dec 2014 00:00:00 -0500

Mattese Creek along 4800 block of Vermilion : Mattese Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 13 Dec 2014 00:00:00 +0000

River des Peres at Olive Blvd. : River des Peres

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 13 Dec 2014 00:00:00 +0000

Mattese Creek tributary at Theiss Road : Mattese Creek tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 13 Dec 2014 00:00:00 +0000

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Fri, 12 Dec 2014 00:00:00 -0500

Meramec River tributary N of Meramec Bottom Road : Meramec River tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Fri, 12 Dec 2014 00:00:00 +0000