Laserfiche WebLink
Table A-1 <br /> Kleinfelder Soil Sample Analytical Results-Metals <br /> Dry Well and Debris Areas <br /> Stockton 99 Speedway,Stockton,California <br /> Sample Identification <br /> Dry Well Soil Sampling Test Pit Soil Sampling Debris Area) <br /> OSHA <br /> (soil) Residential <br /> Metal Sample TP1- TP2- TP5,8- TP7- TP12- January PRGs for Soil TTLC STLC <br /> Date P1-32' P2-29' P3-13' P3-25' P4-29' P5-29' Comp Comp Comp Comp Comp TP2-15 2005 (70!1102) <br /> Unit I mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg I mg/kg mgikg I mg/kg mg/kg mg*g mg/kg mg/kg mg? <br /> Arsenic 715105 <0.5 <0.5 <0.5 5.91 <0.5 13.8 *` ** "* I ** ** 0.070 0.3912),0.062(3) 500 5 <br /> Barium 715105 375 450 405 269 296 283 13 30 12 N/A N/A 54 5,200(') 5,40011) 10,000 100 <br /> Cadmium 715105 <0.1 0.294 <0.1 <0.1 0.27 <0.1 2.08 0.27 1.31 0.477 2.66 7.55 1.7212) 37(1) 100 1 <br /> Chromium 715105 85.2 0.294 <0.1 <0.1 0.27 <0.1 2.08 0.27 1.31 0,477 2.66 225 *** 210(2) 2,500 5 <br /> Lead 715105 12.8 11.6 18.8 6.33 13.2 17.2 556 273 300 328 821 1610 1501') 400(7),150«'3) 1,000 5 <br /> Mercury 715105 <0A02 <0.002 <0.002 <0.002 <0.002 <0.002 ** •" ** *` ** 18{1) 2311) 20 1 0.2 <br /> Nickel 715105 "* <1.0 190 <1.0 <1.0 - 82.7 46 79.9 104 80.6 68.1 16000) 1,600(1'41 2,000 20 <br /> Selenium 715105 0.52 <0.5 <0.5 <0.5 <0.5 *' `" *` ** '* ** ** 38011) 390(1) 100 1 <br /> LLSilver 715105 <0.5 <0.5 <0.5 <0.5 <0.5 ** ** ** *` `" *' *« 3801') 39011) 500 5 <br /> Zinc 715105 "" `" *• ** ** 614 283 449 403 498 1210 23,000) 1 23,000111 5,000 250 <br /> Notes: <br /> Feet bgs=Feet below ground surface <br /> mglkg=Concentrations reported in milligrams per kilogram(mg/kg), <br /> mg/L=Concentrations reported in milligrams per liter(mg/1). <br /> <=Not detected at or above the detection limits shown for the individual analytes. <br /> PRGs=preliminary remedlation goals <br /> OEHHA=Office of Environmental Health Hazard Assessment(human exposure based screening numbers) <br /> TTLC=total threshold limit concentration <br /> STLC=soluble threshold limit concentration <br /> ***=no chromium and compound screening number. Chromium III[100,000 mg/kg(1)],Chromium VI,1.7 mglkg(2)] <br /> (1)=non carcinogenic hazard <br /> (2)=cancer risk 1 E-06 <br /> (3)_"CAL-Modified PRG" <br /> (4)=nickel as soluble salts <br /> Table A-1.xlslrable A-1 Metals Page 1 or t The Source Group <br />