When Jim and Kathy Kachel moved into their home south of Bagley, Wisconsin, overlooking the Mississippi River in fall 2007, they couldn’t see the Pattison Sand Mine directly across the river in Clayton, Iowa. Since then, terraced layers of limestone carved into the northeast Iowa bluff have made way
Public health researchers disagree on the impact fine silica dust has on the long-term health of residents living near silica sand mining communities like the tiny Mississippi River town of Clayton, which is in the Iowa county by the same name, and in southwest Wisconsin.
