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?

65,354 observations

+1,051 new observations added in the past 30 days

J.C. Saddington Park : Lake Ontario at the Credit River

Port Credit, Ontario, Canada

Observed by
Robin Castonguay
Sun, 17 Feb 2019 08:12:00 -0500

Columbine Willow : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Sun, 17 Feb 2019 02:15:00 -0800

Grand Glaize Creek at Sulpher Springs Road : Grand Glaize Creek

Ballwin, Missouri, United States

Observed by
Danelle Haake
Sun, 17 Feb 2019 00:00:00 +0000

Maline Creek tributary at Forestwood Park : Maline Creek tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 17 Feb 2019 00:00:00 +0000

Maline Creek at Forestwood Park : Maline Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sun, 17 Feb 2019 00:00:00 +0000

Columbine Willow : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Sat, 16 Feb 2019 05:55:00 -0800

Mattese Creek tributary at Theiss Road : Mattese Creek tributary

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 16 Feb 2019 00:00:00 +0000

Mattese Creek along 4800 block of Vermilion : Mattese Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 16 Feb 2019 00:00:00 +0000

Gravois Creek at Bayless : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Sat, 16 Feb 2019 00:00:00 +0000

Swan Creek: Carey Road and McKenzie Ave : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 14 Feb 2019 06:40:00 -0800

Art's Riffle : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 14 Feb 2019 06:40:00 -0800

Columbine Culvert Downstream : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 14 Feb 2019 06:40:00 -0800

McKenzie Underpass Forest/Columbine Riffle : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 14 Feb 2019 06:40:00 -0800

Mikes Bridge : Swan Creek

Esquimalt, British Columbia, Canada

Observed by
John Coates
Thu, 14 Feb 2019 06:40:00 -0800

Gravois Creek at Whitecliff Park : Gravois Creek

Saint Louis, Missouri, United States

Observed by
Danelle Haake
Thu, 14 Feb 2019 00:00:00 +0000

Creve Coeur Creek upstream of Olive Road : Creve Coeur Creek

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Thu, 14 Feb 2019 00:00:00 +0000

Creve Coeur Creek upstream of Ladue Road : Creve Coeur Creek

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Thu, 14 Feb 2019 00:00:00 +0000

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

Chesterfield, Missouri, United States

Observed by
Danelle Haake
Thu, 14 Feb 2019 00:00:00 +0000

Playa Blanca : Pacific Ocean

Baja California, Mexico

Observed by
PFEA/Tijuana Waterkeeper
Wed, 13 Feb 2019 11:37:00 -0800

El Vigia : Pacific Ocean

Baja California, Mexico

Observed by
PFEA/Tijuana Waterkeeper
Wed, 13 Feb 2019 11:36:00 -0800