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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 /> Chlorobenzene 108-90-7 NC NC 220 52 52.1 0.68 <br /> Chloroethane 75-00-3 NC NC 18000 4200 10429 0.19 <br /> Chloroform 67-66-3 NC NC 0.53 0.12 0.12 0.14 <br /> Chloromethane 74-87-3 NC NC 390 94 93.9 1.5 <br /> cis-1,2-Dichloroethene 156-59-2 35 8.3 180 42 8.3 0.12 <br /> cis-1,3-Dichloro ro ene 10061-01-5 NC NC NC NC NC 0.67 <br /> so ro lbenzene (cumene) 98-82-8 NC NC 1800 420 NC 0.73 <br /> C clohexane 110-82-7 NC NC 26000 6300 NC 2.5 <br /> ibromochloromethane 124-48-1 0.58 0.13 NC NC NC 1.3 <br /> Eth lbenzene 100-41-4 NC NC 4.9 1.1 1.1 0.13 <br /> e tane 142-82-5 NC NC 1800 420 NC 3.0 <br /> exachlorobutadiene 87-68-3 0.56 0.13 0.56 0.13 0.13 7.8 <br /> Hexane 110-54-3 NC NC 3100 730 NC 2.6 <br /> m,p-Xylene 179601-23-1 NC NC NC NC NC 0.25 <br /> Methyl tert-butyl ether 1634-04-4 NC NC 47 11 10.8 0.53 <br /> Methylene chloride 75-09-2 12 1 1200 100 1.0 1.0 <br /> Naphthalene 91-20-3 NC NC 0.36 0.083 0.083 0.38 <br /> o-X lene 95-47-6 NC NC 440 100 NC 0.13 <br /> Styrene 100-42-5 3900 940 4400 1000 939 0.62 <br /> etrachloroethene 127-18-4 2 0.46 47 11 0.46 0.21 <br /> etrah drofuran 109-99-9 NC NC 8800 2100 NC 4.4 <br /> Toluene 108-88-3 1300 310 22000 5200 313 0.28 <br /> trans-1,2-Dichloroethene 156-60-5 350 83 180 42 83 0.59 <br /> trans-1,3-Dichloro ro ene 10061-02-6 NC NC NC NC NC 0.67 <br /> richloroethene 79-01-6 NC NC 3 0.48 0.478 0.16 <br /> 37 <br />