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SOIL LABORATORY ANALYTICAL RESULTS - City of Riverbank City Dump SiteWastewater Treatment Plant, 23865 S. Santa Fe Road, Riverbank, CAFuel Fingerprint (EPA 8015M)PCBs PAHs (EPA 8270C-SIM), Detected OnlySVOCs (EPA 8270C) Detected OnlySAMPLE DATESAMPLE ID UnitAntimonyArsenicBaruimBerylliumCadmiumChromiumCobaltCopperLeadMercuryMolybdenumNickelSeleniumSilverThalliumVanadiumZincGasoline Range (C8-C10)Diesel Range (C10-C28)Oil Range (C28-C44)PCBs (EPA 8082) aPhenanthreneAnthraceneFluoranthenePyreneBenzo(a)anthraceneChryseneBenzo(b)anthraceneBenzo(k)anthraceneBenzo(a)pyreneIndeno(1,2,3-cd)pyreneDibenze(a,h)anthraceneBenzo(g,h,i)peryleneFluoranthenePyreneBenzo(b)fluoranthenepH (EPA 9045C)8/19/2024Composite DP1 mg/kg<2.93.2 100<0.49 <0.4921 7.7 15 8.9<0.16 <0.9822<2.9 <0.49 <2.953 39<10 <10 <20 <0.0500.16 0.023 0.43 0.39 0.20 0.24 0.32 0.11 0.20 0.19 0.043 0.18 0.39 0.37 0.29 8.188/19/2024Composite DP2 mg/kg<2.94.0 110<0.49 <0.4926 8.9 17 4.3<0.16 <0.9726<2.9 <0.49 <2.967 35<10 <10 <20 <0.050 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.258.388/19/2024Composite DP3 mg/kg<2.98.0 130<0.50 <0.5027 9.7 18 4.6<0.15 <1.033<3.0 <0.50 <3.066 39<9.9 <9.9 <20 <0.049 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.498/19/2024Composite DP4 mg/kg<2.92.9 110<0.48 <0.4821 8.2 15 4.1<0.14 <0.9522<2.9 <0.48 <2.954 36<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.468/19/2024Composite DP5 mg/kg<3.03.1 130<0.50 <0.5028 9.2 19 5.6<0.16 <1.029<3.0 <0.50 <3.068 44<9.9 <9.9 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.256.848/19/2024Composite DP6 mg/kg<3.02.5 76<0.50 <0.5021 7.7 13 2.8<0.15 <0.9919<3.0 <0.50 <3.078 25<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.208/19/2024Composite DP7 mg/kg<2.92.5 93<0.49 <0.4923 8.0 23 5.4<0.15 <0.9831<2.9 <0.49 <2.945 37<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.598/19/2024Composite DP8 mg/kg<2.92.0 85<0.48 <0.4816 6.1 11 2.0<0.16 <0.9621<2.9 <0.48 <2.944 24<9.9 <9.9 <20 <0.049 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.868/19/2024Composite DP9 mg/kg<2.92.5 55<0.49 <0.4914 5.0 8.8 4.5<0.16<0.9713<2.9<0.49 <2.938 24<10 <10 <20 <0.051 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.50 <0.50 <0.507.518/19/2024Composite DP10 mg/kg<2.92.5 61<0.48 <0.4817 7.2 11 1.8<0.14 <0.9519<2.9 <0.48 <2.954 24<10 <10 <20 <0.050 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.25 <0.25 <0.256.958/20/2024Composite DP11 mg/kg<2.92.8 94<0.48 <0.4827 8.7 17 3.2<0.16 <0.9532<2.9 <0.48 <2.951 33<1012 38<0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.748/20/2024Composite DP12 mg/kg<2.92.3 150<0.490.72 29 7.1 49 66<0.16 <0.9826<2.9 <0.49 <2.948 230<99 <99430<0.050 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <0.20 <50 <50 <508.178/20/2024Composite DP13 mg/kg<3.02.7 120<0.50 <0.5015 8.5 30 29 0.46<0.9912<3.0 <0.50 <3.039 120<9.911 31 0.23<0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.258.228/20/2024Composite DP14 mg/kg<2.93.0 130<0.49 <0.4933 11 20 3.8<0.14 <0.9737<2.9 <0.49 <2.966 39<1031 79<0.051 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <2.5 <2.5 <2.57.758/20/2024Composite DP15 mg/kg<3.07.1 290<0.502.2 24 7.5 110 270<0.152.0 31<3.0 <0.50 <3.036 620<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.348/20/2024Composite DP16 mg/kg<2.93.0 170<0.48 <0.4825 8.0 22 31<0.14 <0.9524<2.9 <0.48 <2.950 79<9.9 <9.9 <20 <0.051 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.25 <0.25 <0.257.988/20/2024Composite DP17 mg/kg<2.914130<0.481.439 9.4 85 73<0.141.2 39<2.9 <0.48 <2.970 180<1019 71<0.050 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <0.099 <2.5 <2.5 <2.57.668/20/2024Composite DP18 mg/kg<2.99.4 210<0.482.7 47 13 86 240<0.151.9 59<2.9 <0.48 <2.956 610<9.912 39<0.049 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.568/20/2024Composite DP19 mg/kg<2.93.2 63<0.49 <0.4912 5.3 11 4.4<0.15 <0.9815<2.9 <0.49 <2.942 39<1021 76<0.050 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <2.5 <2.5 <2.57.238/20/2024Composite DP20 mg/kg<3.01.9 88<0.50 <0.5015 6.4 17 10<0.15 <1.014<3.0 <0.50 <3.053 54<10 <10 <20 <0.049 <0.0099 <0.0099 <0.0099<0.0099<0.0099<0.0099<0.0099<0.0099<0.0099<0.0099<0.0099<0.0099 <0.25 <0.25 <0.258.158/20/2024Composite DP21 mg/kg<2.92.6 120<0.48 <0.4827 8.4 16 3.3<0.16 <0.9631<2.9 <0.48 <2.950 35<1015 73<0.050 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <1.0 <1.0 <1.08.128/20/2024Composite DP22 mg/kg<2.94.4 170 0.54<0.4961 17 39 15<0.14 <0.9899<2.9 <0.49 <2.974 57<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.258.308/21/2024HA-1-4 mg/kg<3.03.3 150<0.50 <0.5037 12 22 4.4<0.16 <0.9942<3.0 <0.50 <3.074 45<9.9 <9.9 <20 <0.049 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.698/21/2024HA-2-4 mg/kg<2.92.2 49<0.48 <0.4817 5.4 9.6 1.9<0.15 <0.9619<2.9 <0.48 <2.947 23<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.258.968/21/2024HA-3-4mg/kg<2.93.2120<0.48 <0.4832 10 19 3.8<0.16 <0.9539<2.9 <0.48 <2.970 39<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.258.238/21/2024HA-4-4 mg/kg<2.93.0 130 0.56<0.4920 9.8 18 5.2<0.15 <0.9818<2.9 <0.49 <2.977 55<9.9 <9.9 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.257.848/21/2024HA-5-4 mg/kg<2.93.0 130<0.48 <0.4835 11 19 4.2<0.14 <0.9643<2.9 <0.48 <2.966 40<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.258.538/21/2024HA-6-4 mg/kg<2.92.3 110<0.49 <0.4915 8.6 15 3.9<0.16 <0.9713<2.9 <0.97 <2.961 52<10 <10 <20 <0.049 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.258.478/21/2024HA-7-4 mg/kg<3.03.3 140<0.50 <0.5034 11 22 4.9<0.14 <1.039<3.0 <0.50 <3.069 47<10 <10 <20 <0.051 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 <0.25 <0.25 <0.258.318/21/2024HA-8-4 mg/kg<2.93.3 130<0.49 <0.4932 11 22 4.9<0.14 <0.9837<2.9 <0.49 <2.971 47<10 <1023<0.049 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <1.3 <1.3 <1.37.99DTSC-SL - Industrial Soilmg/kgNE NE* NE 230 79 NE NE NE 500 4.4 NE 11,000 NE NE NE NE NE NE NE NL 0.6 NE130,00018,000 13,000 12 1,300 NE NE 1.3 13 0.31 NE 18,000 13,000 NE NEUS EPA SL - Industrial Soilmg/kg470 3.0*220,000360,000350 47,0005,800 5,800 5,800 12 5,800350,000250 4403,500,000NENE NENENE NESAMPLE DATESAMPLE ID Unit1,2,3,4,6,7,8-HpCDD1,2,3,4,6,7,8-HpCDF1,2,3,4,7,8,9-HpCDF1,2,3,4,7,8,-HxCDD1,2,3,4,7,8,-HxCDF1,2,3,6,7,8,-HxCDD1,2,3,6,7,8,-HxCDF1,2,3,7,8,9-HxCDD1,2,3,7,8,9-HxCDF1,2,3,7,8-PeCDD1,2,3,7,8-PeCDF2,3,4,6,7,8-HxCDF2,3,4,7,8-PeCDF2,3,7,8-TCDD2,3,7,8-TCDF1,2,3,4,6,7,8,9-OCDD1,2,3,4,6,7,8,9-OCDFTEQ Bulk Asbestos Analysis8/19/2024DP-15-10 pg/g13.2 42.4<2.90 1.65J16.1 4.65 15.02.17J 1.31J3.26 12.6 22.9 45.6 0.839 34.5 32.8<5.79 28.68/19/2024DP-16-10 %NDTEF (WHO 2005) 0.01 0.01 0.01 0.1 0.1 0.1 0.1 0.1 0.1 1 0.03 0.1 0.3 1 0.1 0.0003 0.0003DTSC TEQ-SRG - Industrial Soil220NOTES:PAHs = Polycyclic Aromatic HydrocarbonsValues in bold exceed the laboratory's reporting limit*Arsenic concentrations above 12 milligrams per kilogram (mg/kg) is generally considered to be elevated compared to background concentrations.PCBs = Polychlorinated BiphenylsDTSC = California Department of toxic Substances ControlDTSC-SL = Human Health Risk Assessment (HHRA) Note Number 3, DTSC-modified Screening Levels, dated June 2020 (revised May 2022)SVOCs = Semivolatile Organic CompoundsNE = Not EstablishedTitle 22 Limits = Hazardous Waste Criteria, if listed as a hazardous wastea = Only detected analyte was Aroclor-1260NL = Not Listed as a Hazardous Waste TEF = Toxic Equivalency Factormg/kg = milligrams per kilogram = parts per million pg/g = picograms per gram = parts per trillion WHO = World Health Organization< = Not Detected at the indicated Laboratory Reporting Limit % = Per cent TEQ-SRG = Toxicity Equivalent Industrial Soil Remedial Goal from DTSC HHRA Note Number 2, dated April 2017Metals (EPA 7471A)Dioxins/Furans
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