Robert B. Diemer Water Treatment Plant Rehabilitation Projects - East Basins Dewatering Line Valve Replacement

Summary

SCH Number
2006078209
Lead Agency
Metropolitan Water District of Southern California
Document Title
Robert B. Diemer Water Treatment Plant Rehabilitation Projects - East Basins Dewatering Line Valve Replacement
Document Type
NOE - Notice of Exemption
Received
Posted
7/24/2006

Document Description
The Diemer Plant has eight flocculation and sedimentation basins. The east basins were placed into servce in 1963, while the west basins were added in 1969. The basins must be dewatered before major equipment maintenance or repair can occur. To initiate dewatering of a sedimentation basin, four 8-inch diameter plug valve located in the adjacent piping gallery are opened to allow basin water to be pumped into the flocculator inlet channel of another basin.

Contact Information
Laura Simonek
Metropolitan Water District of Southern California
P.O. Box 54153
Los Angeles, CA 90054

Phone : (213) 217-6696

Location

Cities
Yorba Linda
Counties
Orange

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
15301 , 15302 - Class 1 & 2
Reasons for Exemption
The proposed project involves the funding, design, minor alterations, and replacement of existing public facilities with negligible or no expansion and no possibility of significantly impacting the physical environment.

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 state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.

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