Joint Outfall "F" Unit 3A Trunk Sewer Rehabilitation Project

2 Documents in Project


SCH Number
Lead Agency
Los Angeles County
Document Title
Joint Outfall "F" Unit 3A Trunk Sewer Rehabilitation Project
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Existing Sewer/Open Space/Utility and Flood Control

Document Description
The County Sanitation District No. 2 of Los Angeles County (District) proposes the rehabilitation of a portion of the Joint Outfall F Unit 3A, a reinforced concrete pipe by constructing concrete encasement's around the existing siphon structure. Due to the condition of the existing siphon structure, the District proposes to rehabilitate two locations of the Joint Outfall F Unit 3A located on either side of the San Gabriel River (River) in order to protect the siphon that crosses the River.

Contact Information
Winnie Siauw
County Sanitation District No.2 of Los Angeles County
Lead/Public Agency
1955 Workman Mill Road
Whittier, CA 90601

Phone : (562) 908-4288 ext. 2740

County Sanitation Districts No. 2 of Los Angeles County
Project Applicant


33°52'49.2"N 118°6'30.5"W
Bellflower Cerritos
Los Angeles
Cross Streets
Flora Vista Street
Total Acres
State Highways
1-605; SR-91
John H Niemes Elementary
San Gabriel River
El Monte

Notice of Completion

Review Period Start
Review Period End
Development Type
Other (Sewer Rehabilitation)
Local Action
Project Issues
Aesthetics Agriculture and Forestry Resources Air Quality Biological Resources Coastal Zone Cultural Resources Cumulative Effects Drainage/Absorption Flood Plain/Flooding Geology/Soils Growth Inducement Hazards & Hazardous Materials Hydrology/Water Quality Land Use/Planning Mineral Resources Noise Population/Housing Public Services Recreation Schools/Universities Septic System Sewer Capacity Solid Waste Transportation Vegetation Wetland/Riparian Wildfire
Reviewing Agencies
California Air Resources Board (ARB) California Department of Conservation (DOC) California Department of Forestry and Fire Protection (CAL FIRE) California Department of Parks and Recreation California Department of Resources Recycling and Recovery California Department of Water Resources (DWR) California Highway Patrol (CHP) California Native American Heritage Commission (NAHC) California Natural Resources Agency California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB) California State Lands Commission (SLC) Department of Toxic Substances Control Office of Historic Preservation San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy (RMC) State Water Resources Control Board, Division of Water Quality California Department of Fish and Wildlife, South Coast Region 5 (CDFW) California Department of Transportation, District 7 (DOT)


Environmental Document
0   PDF 21017 K Notice of Intent_JO_F_Unit_3A_Trunk_Sewer_Rehab   PDF 1106 K Summary_Form_for_Document_Submittal   PDF 202 K
NOC   PDF 1524 K
State Comments
2020019047_Caltrans Comment   PDF 190 K 2020019047_CDFW comments on Joint Outfall F Unit 3A Trunk Sewer Rehabilitation Project   PDF 994 K

Disclaimer: The Governor’s Office of Planning and Research (OPR) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, 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. For more information, please visit OPR’s Accessibility Site.

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