Primary Clarifier Rehabilitation Project Clean Water State Revolving Fund

2 Documents in Project


SCH Number
Public Agency
Union Sanitary District
Document Title
Primary Clarifier Rehabilitation Project Clean Water State Revolving Fund
Document Type
NOE - Notice of Exemption
Document Description
The Project will replace clarifier mechanisms within primary clarifiers 1 through 4, including scum baffles, scum pump control, beaches, and bridge walkways. The new mechanisms will improve the setteability of biosolid and the removal of scum to increase the flow throughput of the primary clarifiers and improve the overall reliability and efficiency of the WWTF. The existing precast concrete wall panels and launders will be strengthened and rehabilitated for better seismic protection and to prolong the useful life.

Contact Information

Raymond Chau
Agency Name
Union Sanitary District
Contact Types
Lead/Public Agency


Union City

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
15301 - Class 1
Reasons for Exemption
Exisitng WWTF which involves no expansion of 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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