Interim Measures Workplan for former Microsemi Corporation


SCH Number
Lead Agency
Toxic Substances Control, Department of (Department of Toxic Substances Control)
Document Title
Interim Measures Workplan for former Microsemi Corporation
Document Type
NOE - Notice of Exemption

Document Description
The Project is an Interim Measures (IM) to address the VOC's in the soil by vapor extraction (SVE) system. The SVE was selected based on a SVE pilot study at the site in 2006 to evaluate the appropriate remediation method. According to an indoor air quality testing done at Microsemi, in November 2006, and the preliminary screening health risk assessment, is no significant risk for current or future property use due to indoor air.

Contact Information
Patrick Movlay
Department of Toxic Substances Control
5796 Corporate Avenue
Cypress, CA 90630

Phone : (714) 484-5378


Santa Ana

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Reasons for Exemption
The project is a small short term removal action to eliminate the threat of release of hazardous substances by excavation and offsite disposal of the contaminated soils and thereby reduce potential risk to future site occupants at the site and will cost less than $1 million.

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at or via phone at (916) 445-0613.

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