Santa Clara River - South Fork (Drop Structure and Rock Groins)


SCH Number
Lead Agency
Los Angeles County
Document Title
Santa Clara River - South Fork (Drop Structure and Rock Groins)
Document Type
NEG - Negative Declaration
Present Land Use
Open Space/Maintenance/Reconstruction
Document Description
The proposed project consists of construction of a 350-foot-wide concrete drop structure in the Santa Clara River-South Fork approximately 400 feet downstream of Magic Mountain Parkway, and a reinforced concrete invert ramp. The project also includes construction of six interim rock groins, each approximately 34 feet-long, at the toe of existing levee at Private Drain No. 1947, located on the south side of the South Fork downstream of Valencia Boulevard. The proposed project will require acquisition of right of way from Newhall Land and Farming Company.

Contact Information

Albert Anidi
Agency Name
Los Angeles County Department of Public Works
Contact Types
Lead/Public Agency


Santa Clarita
Los Angeles
Cross Streets
Magic Mountain Parkway
State Highways
Santa Clara River

Notice of Completion

Review Period Start
Review Period End
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Cultural Resources, Cumulative Effects, Drainage/Absorption, Flood Plain/Flooding, Geology/Soils, Hydrology/Water Quality, Land Use/Planning, Noise, Public Services, Transportation, Vegetation, Wildfire, Wildlife
Reviewing Agencies
California Department of Conservation (DOC), California Department of Fish and Wildlife, South Coast Region 5 (CDFW), California Department of Parks and Recreation, California Department of State Parks, Division of Boating and Waterways, California Department of Transportation, District 7 (DOT), California Highway Patrol, California Native American Heritage Commission (NAHC), California Public Utilities Commission (CPUC), Office of Historic Preservation, Resources Agency, State Water Resources Control Board, Division of Water Quality, California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB)
Reviewing Agency Comments
California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB)

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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