Versum Materials Swale Repair


SCH Number
Lead Agency
Regional Water Quality Control Board, Region 9 (San Diego), San Diego (Regional Water Quality Control Board, Region 9)
Document Title
Versum Materials Swale Repair
Document Type
NOE - Notice of Exemption

Document Description
The applicant proposes to remove an existing 529 ft long by 3 ft wide concrete lined section of Encinas Creek that is degraded and replace with open celled concrete articulated matting. The work includes the demolition and removal on the "V" shaped concrete lined ditch. Once the concrete ditch has been removed, a series of interlocking concrete mats will be installed extending up to 16ft up each side of the Creek banks tied together with a mesh of steel cables. Once the concrete mats are installed, a thin layer of soil will be used to cover the concrete mats and hydroseeded with native plant mix.

Contact Information
David Gibson
Regional Water Quality Control Board, Region 9
2375 Norhtside Drive, Suite 100
San Diego, CA 92108

Phone : (619) 521-3005


San Diego

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Reasons for Exemption
Insepction, repair, or maintenance of an existing facility involving negligible or no expansion of an existing use.

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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