Avalon Triangle Property Removal Action Work Plan

2 Documents in Project


SCH Number
Lead Agency
California Department of Toxic Substances Control (DTSC)
Document Title
Avalon Triangle Property Removal Action Work Plan
Document Type
NEG - Negative Declaration
Document Description
The Project consists of removal of contaminated soil, limited treatment of addtional soild and groundwater in place, and replacement of the removal soil with clean fill at the ~2.9 acre Avalon Triangle Park Property. Phase 1 - Excavate and dispose of ~2200 cy of soil in the vicinity of the former oil production wells to inspect the wellheads and remove the source of crude oil and solvents; Place an oxygen release compound in the bottom of the excavation prior to backfill to facilitate the biodegradation of TPH, BTEX, vinyl chloride and 1,2-dichloroethene (1,2-DCE) in groundwater; and Backfill area of excavation with ~2420 cy of clean fill material. Phase 2 - Remove and dispose of the top two feet of soil across the site-partially contaminated with TPH, BTEX, VOCs, heavy metals, and arsenic-approx. 9400 cy, and Place 2 ft of clean fill material across the site in preparation for future development, ~10,340 cy. Notes: Future development as a public park will be evaluated as a seperate project. APN No. 7440-006: 915, 916, 918 thru 921, 923, 928 to 931, 933

Contact Information

Phillip Blum
Agency Name
Department of Toxic Substances Control
Contact Types
Lead/Public Agency


Los Angeles
Cross Streets
Harry Bridges Blvd & North Broad Ave
Total Acres
Parcel #
7440-006: 915, 916, 918 thru 921, 923, 928 to 931, 933
State Highways
Hawaiian ES
East Basin, Port of LA
Other Location Info
City/Nearest Community: Wilmington

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 7 (DOT), California Highway Patrol, California Native American Heritage Commission (NAHC), California Public Utilities Commission (CPUC), California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB), Department of Water Resources, Office of Emergency Services, California, Office of Historic Preservation, Resources Agency, Resources, Recycling and Recovery
Development Types
Waste Treatment:Hazardous (removal action)
Local Actions
Hazardous Waste Removal Action
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Coastal Zone, Cultural Resources, 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, Wildlife

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 state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.

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