Despite a wetter-than-average December, water levels on Lake Superior are nearly 30 centimetres lower than a year ago, according to an organization that monitors lake levels. The International Lake Superior Board of Control said Lake Superior water levels in January are 28 centimetres below levels recorded a year ago, and seven centimetres lower than the long-term average between 1918 and 2020.
Lake Superior water levels drop after hot, dry summer
Hot summer weather and drier than average conditions have led to a lowering of Lake Superior water levels. The International Lake Superior Board of Control (ILSBC) said water levels had declined and reached the seasonal long-term average for the first time since April 2014. In its September update, the ILSBC said Lake Superior declined three centimetres in the month of August, a month that normally see the lake rising one centimetre.