Great Lakes water levels are rising

[ionelv]

I was curious about how much Great Lakes water levels fluctuated in the past and I found that not much in the past 4700 years:

Lake Michigan water levels for past 4700 years

Here are more detailed monthly average levels for past 100 years (with very visible uncommon upward above-average trends since 2013):

Great Lakes Water Levels (1918-2020)

Daily records for past year can be found here.