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TABLE 1ANALYTICAL RESULTS OF SOIL SAMPLES: PCBsFormer San Joaquin Cogeneration17200 Murphy Parkway, Lathrop, California1016 1221 1232 1242 1248 1254 1260 1268 Total PCBsPolychlorinated Biphenyls (PCBs) Aroclors - EPA Method 8082 (mg/kg)DateSample ID- Depth (feet)B78-Surface 06/25/20 <0.050 <0.050 <0.050 <0.050 <0.0500.18<0.050 <0.0500.18B79-3 06/24/20 <0.052 <0.052 <0.052 <0.052 <0.052 <0.052 <0.052 <0.052 <0.052B79-5 06/24/20 <0.054 <0.054 <0.054 <0.054 <0.054 <0.054 <0.054 <0.054 <0.054B79-7 06/24/20 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050SS-1 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050SS-2 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050SS-3 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050SS-4 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.0500.11<0.050 <0.0500.11SS-5 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.050 <0.05 <0.050 <0.050 <0.05SS-6 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.0500.076<0.050 <0.0500.076SS-7 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.0500.29<0.050 <0.0500.29SS-8 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.0500.45<0.050 <0.0500.45SS-10 06/22/20 <0.050 <0.050 <0.050 <0.050 <0.050 <0.05 <0.050 <0.050 <0.05SS-11 06/22/20 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.10Concrete-1 06/25/20 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050 <0.050Concrete-2 06/25/20 <10 <10 <10 <10 <10 <10 <10 <10 <1027 0.83 0.72 0.95 0.94 0.97 0.99 - 0.97--------0.58-----0.94--0.94-----50--50Notes:mg/kg: milligrams per kilogram 18-SL1 (Waste): Split sample collected by Regional Board staffEPA-RSL: US EPA Region 9 - Regional Sreening Levels for industrial soil June 2020 - 0.97 mg/kgDTSC-SL: Department Toxic Substace Control (DTSC) HERO Note 3- Sreening Levels for commercial/industrial soil June 2020 - 0.58 mg/kgESL: San Francisco Bay RWQCB Environmental Screening Levels-for commerical/industrial shallow soil exposure Jan. 2019 - 0.94 mg/kg<50/ND: not detected above laboratory reporting limit -: Not analyzed/No screening levelESLCA Haz Waste LimitsEPA-RSLDTSC-SL