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?

59,641 observations

+537 new observations added in the past 30 days

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Fri, 13 May 2016 00:00:00 -0400

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Fri, 13 May 2016 00:00:00 -0400

Otty Lake, deep water sample site : Otty Lake

Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Thu, 12 May 2016 12:00:00 -0400

Little Silver Lake, at end of Silvery ln : Little Silver Lake

Maberly, Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Thu, 12 May 2016 12:00:00 -0400

Rainbow Lake, deep water sample site : Rainbow Lake

Maberly, Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Thu, 12 May 2016 12:00:00 -0400

Little Silver Lake, deep water sample site : Little Silver Lake

Maberly, Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Thu, 12 May 2016 12:00:00 -0400

Farren Lake deep water site : Farren Lake

Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Thu, 12 May 2016 12:00:00 -0400

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Thu, 12 May 2016 00:00:00 -0400

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Thu, 12 May 2016 00:00:00 -0400

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Thu, 12 May 2016 00:00:00 -0400

Loon Lake, Deep water sample site : Loon Lake

Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Wed, 11 May 2016 12:00:00 -0400

Round Lake, deep water sample site : Round Lake

Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Wed, 11 May 2016 12:00:00 -0400

Adam Lake, deep water : Adam Lake

Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Wed, 11 May 2016 12:00:00 -0400

leelyr : Lake Erie

Lorain, Ohio, United States

Observed by
City of Elyria
Wed, 11 May 2016 00:00:00 -0400

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Wed, 11 May 2016 00:00:00 -0400

leavon : Lake Erie

Avon Lake, Ohio, United States

Observed by
Avon Lake Regional Water
Wed, 11 May 2016 00:00:00 -0400

Black Lake, deep water sample site : Black Lake

Ontario, Canada

Observed by
RVCA Lake Monitoring Program
Tue, 10 May 2016 12:00:00 -0400

PMSB : Palmerston Lake South Basin

Ompah, Ontario, Canada

Observed by
Mississippi Valley Conservation Authority
Tue, 10 May 2016 11:15:00 -0400

Ottawa River : Ottawa River

Gatineau, Ontario, Canada

Observed by
Brigitte Boudreau
Tue, 10 May 2016 11:00:00 -0400

leorgn : Lake Erie

Ohio, United States

Observed by
City of Toledo
Tue, 10 May 2016 00:00:00 -0400