DETROIT (AP) – The U.S. Army Corps of Engineers says Great Lakes water levels will be mostly lower this boating season.

It says all but Lake Ontario will have lower levels in the summer 2011 season than they did in the 2010 season.

The corps says this summer’s level on Lake Superior will be 13-15 inches below 2010, and about 13 inches below its historical average.

It tells The Detroit News that lakes Michigan and Huron will be 7-12 inches below 2010 and about 22 inches below average.

It says Lake St. Clair will be seven inches below 2010, and a foot below average, while Erie will be 6 inches below last year and the average.

It says Ontario will be a few inches above 2010′s level and 1-8 inches below average.

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