History of El Toro Contamination

• 1985: Contamination discovered
• 1989: Installed Well ET-1 to slow plume movement. However, one well is not enough to remove the plume completely
• 1990: Dept. of Navy accepted its responsibility and Superfund site created
• 1994-2001: Negotiations with the Navy and the Dept. of Justice
• 2001: Settlement agreement reached: Navy agreed to pay for removal of the volatile organic compound contamination
• In October 2003, proposed project modifications were made, including changing well locations, and adding a shallow groundwater unit (SGU) volatile organic treatment facility near the former MCAS El Toro
• January, 2007: The Irvine Desalter Project goes online