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1 SAP/QAPP Addendum <br /> O Lodi-125 N Stockton <br /> Final <br /> March 24,2025 <br /> SITE-SPECIFIC QAPP WORKSHEET #15 <br /> PROJECT SCREENING LEVELS AND LABORATORY-SPECIFIC DETECTION/QUANTITATION LIMITS <br /> VOCs in Indoor Air <br /> Project Screening Levels µ /m3)a Laboratory <br /> Analyte CAS DTSC SLe EPA RSD RWQCB Tier 1 ESL Reporting <br /> Number Commercial Residential Limit <br /> Commercial Air Residential Air (Indoor Air)f <br /> Air Air (µg/m3)c,i <br /> 1,1,1-Trichloroethane 71-55-6 NC NC 22000 5200 1043 0.16 <br /> 1,1,2,2-Tetrachloroethane 79-34-5 NC NC 0.21 0.048 0.048 0.21 <br /> 1,1,2-Trichloroethane 79-00-5 NC NC 0.77 0.18 0.18 0.16 <br /> 1,1-Dichloroethane 75-34-3 NC NC 7.7 1.8 1.8 0.12 <br /> 1,1-Dichloroethene 75-35-4 NC NC 17 4.1 73.0 0.059 <br /> 1,2,4-Trichlorobenzene 120-82-1 NC NC 8.8 2.1 2.1 5.5 <br /> 1,2-Dibromoethane 106-93-4 0.02 0.0047 0.02 0.0047 0.0047 0.23 <br /> 1,2-Dichlorobenzene 95-50-1 NC NC 880 210 209 0.89 <br /> 1,2-Dichloroethane 107-06-2 NC NC 0.47 0.11 0.11 0.12 <br /> 1,2-Dichloro ro ane 78-87-5 NC NC 3.3 0.76 0.28 0.68 <br /> 1,3,5-Trimeth lbenzene 108-67-8 NC NC 260 63 NC 0.73 <br /> 1,3-Butadiene 106-99-0 NC NC 0.41 0.094 NC 0.33 <br /> 1,3-Dichlorobenzene 541-73-1 NC NC NC NC NC 0.89 <br /> 1,4-Dichlorobenzene 106-46-7 NC NC 1.1 0.26 0.26 .018 <br /> 1,4-Dioxane 123-91-1 NC NC 2.5 0.56 0.36 0.53 <br /> 2-Butanone 78-93-3 NC NC 22000 5200 5214 2.2 <br /> 2-Hexanone 591-78-6 NC NC 130 31 NC 3.0 <br /> 4-Meth 1-2- entanone 108-10-1 NC NC 13000 3100 420.0 0.61 <br /> Acetone 67-64-1 NC NC NC NC 30862 7.0 <br /> Benzene 71-43-2 0.42 0.097 1.6 0.36 0.10 0.24 <br /> romodichloromethane 75-27-4 0.33 0.076 0.33 0.076 0.076 0.99 <br /> romoform 75-25-2 11 2.6 11 2.6 2.6 1.5 <br /> romomethane 74-83-9 NC NC 22 5.2 5.2 28 <br /> Carbon disulfide 75-15-0 NC NC 3100 730 NC 2.4 <br /> Carbon tetrachloride 56-23-5 2.0 0.47 2.0 0.47 0.47 0.18 <br /> 36 <br />