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Cleanup in Vulnerable Communities'Initiative Discovery Project Reference:Favorite Cleaners <br /> and Enforcement Discovery Investigation Work Plan Project Number:60688620 <br /> Table of Contents <br /> 1. Introduction..................................................................................................................................................1 <br /> 1.1 Work Plan Objectives and Scope.......................................................................................................1 <br /> 1.2 Project Team Organization.................................................................................................................2 <br /> 1.2.1 Roles and Responsibilities....................................................................................................2 <br /> 1.2.2 Contact Information ..............................................................................................................3 <br /> 1.3 Work Plan Organization.....................................................................................................................3 <br /> 2. Subject Property Background.......................................................................................................................5 <br /> 2.1 Subject Property Description and Location.........................................................................................5 <br /> 2.1.1 Subject Property Name(s),Address, and Size........................................................................5 <br /> 2.1.2 Contact Person, Mailing Address, and Telephone Number.....................................................5 <br /> 2.1.3 Database Number(s)and United States Environmental Protection Agency Identification <br /> Number(s)............................................................................................................................6 <br /> 2.1.3.1 Database Numbers.................................................................................................6 <br /> 2.1.3.2 United States Environmental Protection Agency Identification Numbers....................6 <br /> 2.1.4 Assessor Parcel Numbers.....................................................................................................7 <br /> 2.1.5 Township, Range, Section, Meridian, and Coordinates...........................................................7 <br /> 2.1.6 Figures.................................................................................................................................7 <br /> 2.2 Regulatory Status..............................................................................................................................7 <br /> 2.3 Subject Property Physical and Environmental Characteristics.............................................................8 <br /> 2.3.1 Topography..........................................................................................................................8 <br /> 2.3.2 Geology and Soil Types........................................................................................................8 <br /> 2.3.3 Hydrogeologic Setting...........................................................................................................8 <br /> 2.3.4 Climatological Setting ...........................................................................................................8 <br /> 2.4 Current and Historical Land Uses.......................................................................................................8 <br /> 2.4.1 Property Ownership(APN: 167-15-050).................................................................................9 <br /> 2.4.2 Facility Ownership and Operators..........................................................................................9 <br /> 2.4.3 Business Type and Years of Operation..................................................................................9 <br /> 2.4.4 Subject Property Zoning........................................................................................................9 <br /> 2.5 Surrounding Property Land Uses.......................................................................................................9 <br /> 2.6 Previous Site Assessments................................................................................................................9 <br /> 2.7 Water Supply....................................................................................................................................9 <br /> 2.8 Observations from Site Reconnaissance.......................................................................................... 10 <br /> 3. Sampling and Analysis Plan........................................................................................................................11 <br /> 3.1 Recognized Environmental Concerns................................................................................................11 <br /> 3.2 Sampling Strategy, Rationale, and Approach.................................................................................... 12 <br /> 3.2.1 Soil Vapor and Sub-Slab Vapor........................................................................................... 12 <br /> 3.2.2 Soil .................................................................................................................................... 13 <br /> 3.2.3 Groundwater...................................................................................................................... 13 <br /> 3.2.4 Indoor and Outdoor Ambient Air Sampling........................................................................... 14 <br /> 3.2.5 Sampling Methods and Procedures..................................................................................... 14 <br /> 3.2.5.1 Utility Clearance.................................................................................................... 14 <br /> 3.2.5.2 Soil Vapor and Sub-Slab Vapor Sampling............................................................... 14 <br /> 3.2.5.3 Soil Sampling........................................................................................................ 16 <br /> 3.2.5.4 Groundwater Sampling.......................................................................................... 16 <br /> 3.2.5.5 Indoor and Outdoor Ambient Air Sampling.............................................................. 17 <br /> Prepared for: California Department of Toxic Substances Control AECOM <br />