Coastal Treatment Plant Export Sludge Force Main Replacement

5 Documents in Project


SCH Number
Lead Agency
South Orange County Wastewater Authority
Document Title
Coastal Treatment Plant Export Sludge Force Main Replacement
Document Type
NOP - Notice of Preparation of a Draft EIR
Document Description
The proposed project involves the replacement of two parallel 4-inch cast iron pipes case iron that transport primary sludge and thickened waste-activated sludge from the CTP to the RTP for solids processing. The pipelines were originally installed in 1982, during the expansion of the CTP. Since installation, this system (termed the Export Sludge Handling System) has experienced a number of problems due to a combination of corrosion and internal deposition.

Contact Information

Brian Peck
Agency Name
South Orange County Wastewater Authority
Contact Types
Lead/Public Agency


Laguna Niguel
Other Location Info
City of Aliso

Notice of Completion

State Review Period Start
State Review Period End
State Reviewing Agencies
California Coastal Commission (CCC), California Department of Fish and Wildlife, South Coast Region 5 (CDFW), California Department of Parks and Recreation, California Department of Transportation, District 12 (DOT), California Highway Patrol, California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB), Department of Toxic Substances Control, Department of Water Resources, Office of Historic Preservation, Resources Agency, Resources, Recycling and Recovery, California Native American Heritage Commission (NAHC)
State Reviewing Agency Comments
California Native American Heritage Commission (NAHC)
Project Issues
Aesthetics, Air Quality, Biological Resources, Cultural Resources, Geology/Soils, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Noise, Recreation, Transportation, Other

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.

Download CSV New Search Print