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DRAWN BY: ASCFILE:FIGURE:PROJECT NO.DATE:00APPROXIMATE HORIZONTAL SCALE IN FEETCROSS-SECTION A-A': AREA OF CONCERN 2FORMER SAN JOAQUIN COGENERATION17200 MURPHY PARKWAYLATHROP, CALIFORNIA1714.3002AOC2-A-AAPRIL 20212550www.advancedgeo.biz(800) 511-9300B440'3'WESTA6'9'12'15'18'21'0'3'6'9'12'15'18'21'B45B53B58B39B38B37B62B35/59/61B60B42B65APPROXIMATE GROUNDWATER LEVELAPPROXIMATE LITHOLOGIC CONTACTEXTENT OF SOIL BORINGCLAYSAND. GRAVEL, AND TOPSOILGLASS WASTE D/F: 10.0DIOXIN/FURAN CONCENTRATION IN PICOGRAMS/GRAMPCB: 21POLYCHLORINATED BIPHENYL (PCB) CONCENTRATION IN MILLIGRAMS/KILOGRAM (MG/KG)SOIL SAMPLE LOCATIONTPH-D: 160TOTAL PETROLUEM HYDROCARBONS AS DIESEL (TPH-D) CONCENTRATION IN MG/KGB78B79SILTY SAND CLAYSAND. GRAVEL, AND TOPSOILGLASS WASTE GLCLSMGR<2.5480.41ND<1.0ND0.24ND0.702.81.8ND1.3NDND0.250.170.083ND<1.00.136.240.320.284ND1.2<2.50.65NDND0.18NDNDND<1.01.30.13NDEASTA'FINE TO COARSE SANDSPCONTROL BUILDINGABOVE GROUND TANKS(AMMONIA; LITHIUM BROMIDE)ABOVE GROUND TANKS(SODIUM HYPOCHLORITE/SULFURIC ACID)13.60.238NDNDND1.3NDNDNDNDND160ND4.92.41,100NDNDNDNDPCB EXTENT ABOVE 0.97 MG/KGTPH-D EXTENTD-D'E-E'??