It’s near midsummer, so the sputtering of right-wing and anti-science propaganda calls for a “return to DDT” should begin to abate, absent a serious outbreak of West Nile Virus human infections, or some fit of stupidity on the part of DDT advocates.
DDT remains a deadly poison, and you, American Taxpayer, are on the hook for millions of dollars needed to clean up legacy DDT manufacturing sites across the nation. Contrary to bizarre claims, DDT really is a poison.
U.S. Environmental Protection Agency (EPA) works constantly at these cleanups. Comes this press release from EPA talking about a small success, a $14.6 million settlement with past property owners or users of sites in Torrance, California, designated for cleanup under the Superfund. The money will pay for cleanup of groundwater at the sites.
Links to sources other than EPA, and illustrations are added here.
Release Date: 07/10/2012
Contact Information: Nahal Mogharabi, firstname.lastname@example.org, 213-244-1815Plant will Treat a Million Gallons per Day, Prevent Spread of Contamination
LOS ANGELES – The U.S. Environmental Protection Agency has reached a $14.6 million settlement with four companies for the construction of a groundwater treatment system at the Montrose and Del Amo Superfund sites in Torrance, Calif. Construction of the treatment system is the first step in the cleanup of groundwater contaminated by chemicals used to manufacture DDT and synthetic rubber over three decades.
Once operational, the system will extract up to 700 gallons of water per minute, or a total of a million gallons each day, removing monochlorobenzene and benzene, and re-injecting the cleaned, treated water back into the aquifer. The treated water will not be served as drinking water, but will instead be re-injected to surround the contamination and prevent it from any further movement into unaffected groundwater areas. Construction of the treatment system is expected to be completed in 18 months. EPA will pursue further settlements with the four companies and other parties to ensure that additional cleanup actions are taken and the groundwater treatment system is operated and maintained until cleanup levels are met.
“One of the toxic legacies of DDT and synthetic rubber manufacturing is polluted groundwater,” said Jared Blumenfeld, EPA’s Regional Administrator for the Pacific Southwest. “The treatment plant will be a milestone for the site, protecting the groundwater resources for the thousands of people who live or work near these former facilities.”
Montrose Chemical Corporation of California manufactured the pesticide DDT from 1947 until 1982. Monochlorobenzene was a raw material used in making DDT. The Montrose site was placed on the EPA’s National Priorities List (NPL) in 1989. The Del Amo , located adjacent to the Montrose site, was formerly a synthetic rubber manufacturing facility that used benzene, naphthalene and ethyl benzene. The Del Amo site was placed on the NPL in September of 2002. Groundwater contamination from both sites has co-mingled and will be cleaned up by this single treatment system.
The four responsible parties for this settlement are: Montrose, Bayer CropScience Inc., News Publishing Australia Limited, and Stauffer Management Company LLC. In addition to constructing the treatment system, these parties will also pay oversight costs incurred by EPA and the California Department of Toxic Substances Control.
To date, extensive investigations and cleanup actions have been performed at both sites. EPA’s DDT soil removal actions in the neighborhood near the Montrose site were completed in 2002. In 1999, Shell began cleaning-up the Del Amo Superfund site, constructing a multi-layer impermeable cap over the waste pits and installation of the soil-vapor extraction and treatment system. Additional soil and soil gas cleanups at the Del Amo site are slated to begin in 2013.
The proposed consent decree for the settlement, lodged with the federal district court by the U.S. Department of Justice on July 9, 2012, is subject to a 30-day comment period and final court approval. A copy of the proposed decree is available on the Justice Department website at: http://www.justice.gov/enrd/Consent_Decrees.html
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