Interior Solida Removal Project


SCH Number
Public Agency
Central Marin Sanitation Agency (CMSA)
Document Title
Interior Solida Removal Project
Document Type
NOE - Notice of Exemption
Document Description
Periodic maintenance to remove accumulated solids from interior of Outfall diffuser section that are obstructing flow capacity of Outfall, (accumulate over time due to large range of flows into CMSA's Treatment Plant during wet weather.), extend 85 diffusers in danger of being buried under bay mud, and replace 6 missing diffuser check valves.

Contact Information

Ken Katen
Agency Name
Central Marin Sanitation Agency
Contact Types
Lead/Public Agency


San Rafael

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Sec 15301(b)(d)
Reasons for Exemption
Periodic maintenance, as required in CMSA's NPDES permit, of the existing Outfall to preserve its original design capacity to convey and properly diffuse fully treated effluent from CMSA's Treatment Plant.

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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