Welcome to our plant's web site! Our facility was originally built in 1939 to help provide cement for the Shasta Dam. Construction took a record nine months, finishing two months ahead of schedule. The modern plant was completed in 1981 and now supplies over 50% of the cement used in the Bay Area.
We have created this website to inform and educate the community about our process and facility. Please visit our FAQs section, check out our Community Newsletters, or visit our Virtual Tour by clicking on their repective links.
Inquiries can be submitted with the "Contact Us" link on the left.
On June 3, 2011, Lehigh Southwest Cement Company announced the successful installation of an Activated Carbon Injection system at the Permanente Plant, which is the second phase of an innovative mercury emission reduction strategy the company began in 2008.
Environmental Regulators Renew Lehigh’s Title V Permit
CUPERTINO, Calif., April 24, 2012- Last week, the Bay Area Air Quality Management District (BAAQMD) renewed Lehigh Permanente’s Title V Permit, following a thorough review and approval process by local, regional and federal environmental regulators.