1990 Press Photo A worker prepares a contaminated gravel pit in St. Croix County

A worker helps prepare a contaminated gravel pit in Woodville, St. Croix County, for cleanup. About 19,000 cubic yards of battery casings in a pile about 50 yards long were put in the pit in the 1970's. The casings were covered in plastic to keep them d

Photo is dated 1990.

Photo measures 10 x 7 inches.

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