Environmental Protection Agency(EPA), Region VIII, Midvale Slag Site,UT  

SUMMIT provided oversight of remedial activities for EPA Region VIII at the Midvale Slag Site.  The site is a former smelting facility, which encompasses 224 acres in Midvale City, Utah.  The site contains slag and hazardous smelting wastes contaminated with heavy metals such as arsenic, antimony, cadmium, selenium, and lead.  The site was added to the NPL in 1991.  SUMMIT was tasked with overseeing the implementation of the preferred remedies at the site, which included the excavation, removal and disposition of contaminated slag material; construction of a protective cover; and long-term monitoring of groundwater.  SUMMIT’s resident engineer was responsible for ensuring that remedial construction complied with the remedial design and construction specifications and for communicating remedial progress to the EPA, state, local communities and other stakeholders.

The scope of services included:

• Identifying, developing, and analyzing program issues
• Preparing and reviewing documentation related to environmental statutes
• Characterizing contaminated sites and waste streams
• Providing QA/QC oversight
• Providing health and safety support
• Conducting stakeholder outreach activities
• Providing oversight of site remediation and D&D
• Managing hazardous and/or radioactive waste
• Performing cost and schedule analysis
• Preparing engineering scopes of work and cost estimates