Tag Archives: Lake Superior Water Levels

Lake Superior & Lake Huron Continue Seasonal Water-Level Declines for September

Lake Superior and Lake Michigan-Huron both continued their seasonal water-level declines in September. As a result of the drier than average weather and water supply conditions, Lake Superior water levels have declined below the seasonal long-term average for the first time since April 2014. Lake Michigan-Huron water levels have declined significantly from the record-high levels observed in recent years, but ...

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