Great Lakes Water Levels

Bill's Blog
South Haven Sunset 7 26 18_1532664168506.png.jpg

The picture above is sunset at the South Haven, Michigan on Thurs. July 26, 2018.  The water level of Lake Superior is up 3″ in the last month, but down 4″ in the last year.  The lake is 6″ above the average July level.  Lake Michigan/Huron is down 1″ in the last month and down 2″ in the last year.  The lake is still 15″ above the average July level.  Lake Erie is down 4″ in the last month and down 1″ in the last year.    Lake Erie is still 18″ above the average July level.  Lake Ontario is down 6″ in the last month and down 24″ in the last year.  They’ve worked to get the water level of Lake Ontario back close to average.  Right now Lake Ontario is just 1″ above the average level.  Lake St. Clair is down 3″ in the last month, down 1″ in the last year and remains 19″ above the July average level. 

Here’s another picture taken just after sunset.  This is just offshore at South Haven, Michigan. All the rivers that connect the Great Lakes and the St. Lawrence River all have above average flow.  Most river levels in Michigan aren’t too far from average:  Grand River at Grand Rapids – 1,550 cubic feet per second (average is 1,670 cfs), Kalamazoo River at Comstock 732 cfs (602 cfs), St. Joseph River at Three Rivers 721 cfs (619 cfs), Detroit River at Detroit 225,000 cfs (185,000 cfs). 

Here’s a parade of sailboats at Alpena MI on 7 25 18.  Great Lakes News:  NOAA tracking Lake Erie algal bloomTexting buoys to get lake conditionsCreek movedOver 2,000 pounds of invasive red swamp crayfish were seized from a truck at the border. PFAS going into Lake St. Clair200-year old mystery shipwreckAlmost 1 million gallons of sewage dumped into the lakeMeet the Mackinaw event will showcase the retired icebreaker48 years on an island with wolvesThe wolves and moose of Isle Royale

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