Sewer Expansion in Old Topanga


SCH Number
Lead Agency
Calabasas, City of (City of Calabasas)
Document Title
Sewer Expansion in Old Topanga
Document Type
NOP - Notice of Preperation

Document Description
The project involves the extension of the City's central sewer system to provide sewer service to residences in the Old Topanga community area of the City. This area of the City is currently served by private septic systems or alternative onsite wastewater treatment systems. About 6,362 lineal ft of an 8" sewer main and ~40 manholes would be installed within City rights-of-way an old Topanga Canyon Road, Canon Drive, Dorothy Road, Valdez Road, Valdez Place, Canon Place and Dale Road.

Contact Information
Tom Bartlett
City of Calabasas Community Development Department
100 Civic Center Way
Calabasas, CA 91302



34°07'47"N 118°38'09"W
Los Angeles
Cross Streets
Dry Canyon Cold Creek Dr/Old Topanga Canyon Rd; Old Topanga Canyon Rd/Valdez
Total Acres
Klubhouse Preschool
Old Topanga Creek

Notice of Completion

Review Period Start
Review Period End
Development Type
Other (sewer extension-6,362 linear ft of 8" sewer main)
Local Action
Site Plan
Project Issues
Other Issues Cumulative Effects Landuse Growth Inducing Wildlife Wetland/Riparian Water Supply Water Quality Vegetation Traffic/Circulation Toxic/Hazardous Solid Waste Soil Erosion/Compaction/Grading Sewer Capacity Septic System Schools/Universities Recreation/Parks Public Services Population/Housing Balance Noise Minerals Geologic/Seismic Forest Land/Fire Hazard Flood Plain/Flooding Drainage/Absorption Biological Resources Archaeologic-Historic Air Quality Agricultural Land Aesthetic/Visual Other Issues: greenhouse gases
Reviewing Agencies
Department of Toxic Substances Control Department of Fish and Wildlife, Region 5 Native American Heritage Commission State Water Resources Control Board, Divison of Financial Assistance California Coastal Commission California Department of Parks and Recreation California Public Utilities Commission Caltrans, District 7 Department of Water Resources Office of Historic Preservation Regional Water Quality Control Board, Region 4 Resources Agency
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