Tuesday, December 8, 2015

Great Lakes - St. Lawrence River Water Quality

Great Lakes and St. Lawrence River beach water quality met government standards 76.5% of the time in 2015, according to a recent report from Swim Guide ( By comparison, water quality standards were met 72.5% of the 2014 season.

Swim Guide compared monitoring results for 1,496 beaches around the Great Lakes and St. Lawrence River and calculated the number of days beaches in each watershed passed water quality tests, failed water quality tests, or had no data. The findings published in the second annual Great Lakes and St. Lawrence River Beach Report.

Swim Guide is a beach information service created by Lake Ontario Waterkeeper in Toronto. The resource offers water quality alerts, beach descriptions, photos, and directions for over 7,000 beaches in Canada, the U.S.A., as well as Baja Mexico, and New Zealand.

For more information, visit

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