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Kennedy/Jenks Consultants <br /> • Table of Contents cont'd <br /> ' Section 5: Results...................................................................................... 22 <br /> 5.1 Geology and Hydrogeology.................................................................22 <br /> ' 5.2 Analytical Results................................................................................22 <br /> 5.3 Operable Unit 1 ...................................................................................22 <br /> 5.3.1 OU-1 AOI 1 .............................................................................23 <br /> ' 5.3.2 OU-1 AOI 2 .............................................................................23 <br /> 5.3.3 OU-1 AOI 3 .............................................................................23 <br /> 5.4 Operable Unit 2...................................................................................23 <br /> ' 5.4.1 OU-2 AOI 4 Soil Samples........................................................24 <br /> 5.4.1.1 OU-2 AOI 4 Soil Samples — Metals ........................24 <br /> 5.4.1.2 OU-2 AOI 4 Soil Samples —Organic <br /> Compounds............................................................24 <br /> 5.4.2 OU-2 AOI 4 Groundwater Sample...........................................25 <br /> 5.4.3 OU-2 AOI 5 Soil Samples........................................................25 <br /> 5.4.3.1 OU-2 AOI 5 Soil Samples — Metals ........................25 <br /> ' 5.4.3.2 OU-2 AOI 5 Soil Samples —Organic <br /> Compounds............................................................25 <br /> 5.4.4 OU-2 AOI 5 Groundwater Sample ...........................................26 <br /> lie <br /> 5.4.5 OU-2 AOI 6 Soil Samples........................................................26 <br /> 5.4.5.1 OU-2 AOI 6 Soil Samples — Metals ........................26 <br /> 5.4.5.2 OU-2 AOI 6 Soil Samples —Organic <br /> 1 Compounds............................................................27 <br /> 5.4.6 OU-2 AOI 6 Groundwater Sample...........................................27 <br /> 5.4.7 OU-2 AOI 7 Soil Samples........................................................28 <br /> ' 5.4.7.1 OU-2 AOI 7 Soil Samples — Metals ........................28 <br /> 5.4.7.2 OU-2 AOI 7 Soil Samples —Organic <br /> Compounds............................................................28 <br /> 5.4.8 OU-2 AOI 7 Groundwater Sample ...........................................29 <br /> 5.4.9 OU-2 AOI 8 Soil Samples........................................................29 <br /> 5.4.9.1 OU-2 AOI 8 Soil Samples — Metals ........................29 <br /> 5.4.9.2 OU-2 AOI 8 Soil Samples — Organic <br /> ' Compounds............................................................29 <br /> 5.5 Operable Unit 3...................................................................................29 <br /> 5.6 Operable Unit 4...................................................................................30 <br /> 5.7 Operable Unit 5...................................................................................30 <br /> 5.7.1 Soil Borings in OU-5................................................................30 <br /> 5.7.2 Trenches and Test Pits............................................................31 <br /> ' 5.7.2.1 AOI 11 — Northern OU-5.........................................31 <br /> 5.7.2.2 AOI 11 — Eastern OU-5..........................................31 <br /> 5.7.2.3 AOI 12....................................................................32 <br /> 5.7.3 OU-5 — Metals.........................................................................33 <br /> 5.7.3.1 Arsenic and Lead — Soil Borings ............................33 <br /> 5.7.3.2 Arsenic and Lead —Trenches and Test Pits...........33 <br /> ' 5.7.4 OU-5 — Organic Compounds ...................................................34 <br /> ' DRAFT Phase I Remedial Investigation Report ii <br /> Former Tracy Railyard, Tracy, California <br /> g:1is-groupladminl ob10510565777.18_uprr109-reportslri rpNextdoc <br />