Cement Plants allowed to avoid compliance until 2015.
GTGP's MBS may not be necessary for several years.
http://yosemite.epa.gov/opa/admpress.nsf/d0cf6618525a9efb85257359003fb69d/89029633e913cf8985257adb005351e6!OpenDocument
Until September 2015, soil remediation is only cash crop possibility. Nothing confirmed in works.