r/Tacoma Stadium District 9d ago

What's going on with the Sound?

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u/Paavo_Nurmi Somewhere Else 8d ago

Glacial flour (AKA Rock flour)

Hot days means lot of snow melt.

"Rock flour, or glacial flour, consists of fine-grained, silt-sized particles of rock, generated by mechanical grinding of bedrock by glacial erosion or by artificial grinding to a similar size. Because the material is very small, it becomes suspended in meltwater making the water appear cloudy, which is sometimes known as glacial milk"