A copper plant. One of the early treatment methods. A concrete trough was
was filled with metal and then as the mine drainage flowed over it the mine
drainage precipitated onto the metal.
Image ID: r00imm29, NOAA's Restoration Center Collection
Location: Redding, Shasta County, California
Photo Date: April 1979
Credit: NOAA Restoration Center & Damage Assessment and Restoration Program
• High Resolution Photo Available