Atlantic Richfield, ARCO to Spend $2.2 Million on Soil Cleanup

Atlantic Richfield Co. and ARCO Environmental Remediation LLC have agreed to clean up community soils at the ACM Smelter and Refinery Superfund Site in Black Eagle, Mont., the EPA announced Tuesday.

The site was placed on the Superfund National Priority List in March 2011 for producing large quantities of slag, tailings, and flue dust alongside refinery wastes containing lead, arsenic, and other metals that contaminated soil, groundwater, and surface water resources at the site, the Environmental Protection Agency said.

Per the consent decree, Atlantic Richfield will implement remedial design and remedial action at one of the site’s three operable ...