July 2024
July 21 Water Levels Report
Lake Michigan-Huron remains at one inch above its level at this time last year. -
From a month ago the water levels on Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario & are up 3, 3, 4, 1 & 5 inches, respectively. Lakes Superior, & Ontario are lower by 6 & 4 inches, respectively, and Lakes Michigan-Huron, St Clair & Erie are up 1, 2 & 2 inches, respectively, than they were at this time last year. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are 0, 5, 13, 11 & 1 inches, respectively, above their long-term July average. All the lakes remain well below their July record highs. -
In a month’s time Lakes Superior is expected to rise 1 inch, and Lakes Michigan-Huron, St. Clair, Erie &