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Pacific Southwest, Region 9: Superfund

Serving Arizona, California, Hawaii, Nevada, the Pacific Islands, and Tribal Nations

National Semiconductor Corp.

Superfund Site


You will need Adobe Reader to view some of the files on this page. See EPA's PDF page to learn more.

Date Title / pdf File
10/28/13 2012 TCE Concentrations and Off-site Buildings Proposed for Sampling
NSemi - Map of Off-site Bldgs_TCE GW.pdfNSemi - Map of Off-site Bldgs_TCE GW.pdf

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