This primary source comes from the Records of the Environmental Protection Agency.
National Archives Identifier:
543822Full Citation: Water Containing Iron Oxides Seeps From Old Mine Shafts Into Nearby Streams. Rico-Argentine Sulphuric Acid Mill; 5/1972; Records of the Environmental Protection Agency, Record Group 412. [Online Version, https://www.docsteach.org/documents/document/water-containing-iron-oxides-seeps-from-old-mine-shafts-into-nearby-streams-ricoargentine-sulphuric-acid-mill, October 12, 2024]