Raytheon invests significant resources in the responsible cleanup of past environmental contamination. An established remediation leadership team of company professionals continually evaluates remediation technologies to limit the risks to human health and the environment and to reduce program costs. As of year-end 2009, Raytheon was involved in 42 active remediation sites, with a future combined cost estimate of $208 million (present value of $139 million before recovery). The 42 site include 23 former and nine current operating locations, as well as 10 third-party landfill and recycling locations. Nine of the 42 sites are classified as Federal Superfund sites.