ARCHIVED REPORTS_XR0013116 - Laserfiche WebLink

Home Browse Search

TABLE 22 RESULTS FOR SOIL GAS SAMPLES COLLECTED DURING THE REMEDIAL INVESTIGATION-VOCs PG&E Former Tracy MGP Site Tracy,California d c o d d d d d y d y IE c c c Y d d ip 0 y t d Oa N Wt' C � @ T m tdCm yo od° Lud dCa d Ea 2 o d N Laboratory d _ Sample ID Location Sample Depth Sample a y °Matrix (feet bgs) Work Order m J Dateo o Number m s9 H =d O VLu 31 z a ° d H Q C N ~ r r N d � a O m N ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 ug/m3 u /L % I ug/m3 A1-SG1 Al Soil Gas 5 7/16/2008 08-07-311 ND<3.30 ND<3.30 ND<3.10 8.50 ND<3.30 ND<2.70 49.0 2.20 89.0 ND<3.30 ND<2.60 ND<3.30 ND<2.30 ND<2.90 ND<5.10 ND<3.30 4.60 4.80 ND<2.40 ND<14.0 ND<3.30 1500 7.40 ND<3.60 3.30 ND<2.90 0.027 NA ND<Various Al-SG2 Al Soil Gas 5 4/14/2009 0904384 ND<3.90 ND<3.90 ND<3.70 ND<2.30 ND<3.90 ND<3.20 9.40 ND<2.50 3.30 ND<3.80 ND<3.10 ND<3.90 ND<2.70 ND<3.40 ND<6.00 ND<3.90 ND<3.20 ND<2.80 ND<2.80 ND<16.0 ND<3.90 250 ND<3.00 ND<4.20 5.90 6.70 NA ND<0.079 ND<Various Al-SG3 Al Soil Gas 5 4/14/2009 0904384 ND<3.90 ND<3.90 ND<3.70 ND<2.30 ND<3.90 ND<3.20 ND<7.50 ND<2.50 ND<2.50 ND<3.80 ND<3.10 ND<3.90 7.20 5.60 ND<6.00 ND<3.90 ND<3.20 ND<2.80 ND<2.80 ND<16.0 ND<3.90 93.0 ND<3.00 ND<4.20 30.0 23.0 NA 0.21 ND<Various Al-SG3 Lab Duplicate(Helium Only) Al Soil Gas 5 4/14/2009 0904384 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 0.21 NA A2-SG1 A2 Soil Gas 5 7/16/2008 08-07-311 ND<3.30 ND<3.30 ND<3.20 5.20 ND<3.30 ND<2.80 28.0 ND<2.20 19.0 ND<3.30 ND<2.70 ND<3.30 ND<2.30 ND<3.00 ND<5.20 6.00 ND<2.80 ND<2.40 ND<2.40 ND<14.0 ND<3.30 15.0 ND<2.60 ND<3.60 ND<3.00 ND<3.00 NO NA ND<Various A3-SG1 A3 Soil Gas 5 7/15/2008 08-07-311 230000 46000 100000 ND<550 76000 ND<760 ND<1800 26000 610 ND<900 ND<740 16000 28000 74000 ND<1400 ND<920 65000 72000 ND<670 ND<3900 26000 ND<1200 1600 ND<1000 180000 20000 NO NA ND<Various A3-SG1D A3 Soil Gas 5 7/15/2008 08-07-311 230000 45000 99000 ND<660 73000 ND<910 ND<2100 27000 ND<690 ND<1100 ND<880 16000 29000 76000 ND<1700 ND<1100 66000 70000 ND<800 ND<4700 26000 ND<1500 1700 ND<1200 180000 19000 12.00 NA ND<Various A3-SG2 A3 Soil Gas 5 4/15/2009 0904384 ND<3.70 ND<3.70 ND<3.60 2.30 ND<3.70 ND<3.10 7.40 ND<2.40 20.0 ND<3.70 ND<3.00 ND<3.70 ND<2.60 ND<3.30 ND<5.80 ND<3.80 ND<3.10 ND<2.70 ND<2.70 ND<16.0 ND<3.70 ND<5.20 ND<2.90 ND<4.10 ND<3.30 ND<3.30 NA ND<0.076 ND<Various A3-SG3 A3 Soil Gas 5 4/15/2009 0904384 ND<3.70 ND<3.70 ND<3.60 ND<2.20 ND<3.70 ND<3.10 7.50 ND<2.40 24.0 ND<3.70 ND<3.00 ND<3.70 ND<2.60 ND<3.30 ND<5.80 ND<3.80 ND<3.10 ND<2.70 ND<2.70 ND<16.0 ND<3.70 ND<5.20 ND<2.90 ND<4.10 ND<3.30 ND<3.30 NA ND<0.076 ND<Various A3-SG4 A3 Soil Gas 5 4/16/2009 0904384 ND<3.60 ND<3.60 ND<3.40 ND<2.20 ND<3.60 ND<3.00 ND<6.90 ND<2.30 2.50 ND<3.60 ND<2.90 ND<3.60 ND<2.50 ND<3.20 ND<5.60 ND<3.60 ND<3.00 ND<2.60 ND<2.60 ND<15.0 ND<3.60 ND<5.00 ND<2.80 ND<3.90 ND<3.20 ND<3.20 NA ND<0.073 ND<Various A3-SG4Dup A3 Soil Gas 5 4/16/2009 0904384 ND<3.50 ND<3.50 ND<3.30 ND<2.10 ND<3.50 ND<2.90 ND<6.70 ND<2.20 3.00 ND<3.40 ND<2.80 ND<3.50 ND<2.40 ND<3.10 ND<5.40 3.50 ND<2.90 ND<2.50 ND<2.50 ND<15.0 ND<3.50 26.0 ND<2.60 ND<3.80 ND<3.10 ND<3.10 NA ND<0.070 ND<Various A3-SG4Dup Lab Duplicate(VOCs Only) A3 Soil Gas 5 4/16/2009 0904384 ND<3.50 ND<3.50 ND<3.30 ND<2.10 ND<3.50 ND<2.90 ND<6.70 ND<2.20 3.20 ND<3.40 ND<2.80 ND<3.50 ND<2.40 ND<3.10 ND<5.40 3.70 ND<2.90 ND<2.50 ND<2.50 ND<15.0 ND<3.50 25.0 ND<2.60 ND<3.80 ND<3.10 ND<3.10 NA ND<0.070 ND<Various A3-SG5 A3 Soil Gas 5 4/15/2009 0904384 ND<3.70 ND<3.70 ND<3.60 ND<2.20 ND<3.70 ND<3.10 ND<7.20 ND<2.40 8.40 ND<3.70 ND<3.00 ND<3.70 ND<2.60 4.80 ND<5.80 3.80 ND<3.10 ND<2.70 ND<2.70 ND<16.0 ND<3.70 ND<5.20 3.50 ND<4.10 18.0 10.0 NA ND<0.076 ND<Various A3-SG6 A3 Soil Gas 5 4/15/2009 0904384 ND<3.70 ND<3.70 ND<3.60 ND<2.20 ND<3.70 ND<3.10 ND<7.20 ND<2.40 2.50 ND<3.70 ND<3.00 ND<3.70 ND<2.60 ND<3.30 ND<5.80 7.20 ND<3.10 ND<2.70 ND<2.70 ND<16.0 ND<3.70 22.0 ND<2.90 ND<4.10 ND<3.30 ND<3.30 NA ND<0.076 ND<Various B1-SG1 131 Soil Gas 5 7/15/2008 08-07-311 ND<3.50 ND<3.50 4.20 5.70 ND<3.50 ND<2.90 35.0 3.30 47.0 ND<3.40 ND<2.80 ND<3.50 ND<2.40 3.90 6.20 ND<3.50 3.40 4.20 ND<2.50 ND<15.0 ND<3.50 21.0 8.30 130 14.0 4.90 0.024 NA ND<Various B1-SG1D 131 Soil Gas 5 7/15/2008 08-07-311 4.20 ND<3.50 4.20 2.10 3.80 ND<2.90 15.0 3.30 45.0 ND<3.40 ND<2.80 ND<3.50 ND<2.40 4.40 6.10 ND<3.50 3.20 3.80 ND<2.50 ND<15.0 ND<3.50 22.0 7.90 130 16.0 5.40 0.021 NA ND<Various B2-SG1 B2 Soil Gas 5 7/15/2008 08-07-311 ND<3.50 ND<3.50 ND<3.30 3.60 ND<3.50 ND<2.90 20.0 ND<2.20 16.0 ND<3.40 ND<2.80 ND<3.50 ND<2.40 ND<3.10 ND<5.40 5.00 ND<2.90 ND<2.50 ND<2.50 ND<15.0 ND<3.50 120 6.30 ND<3.80 7.90 3.90 NO NA ND<Various B3-SG1 B3 Soil Gas 5 7/15/2008 08-07-311 ND<3.30 ND<3.30 ND<3.20 2.30 ND<3.30 ND<2.80 11.0 ND<2.20 75.0 ND<3.30 ND<2.70 ND<3.30 ND<2.30 ND<3.00 ND<5.20 5.70 ND<2.80 ND<2.40 ND<2.40 ND<14.0 ND<3.30 12.0 7.40 ND<3.60 3.80 ND<3.00 NO NA ND<Various C1-SG1 C1 Soil Gas 5 7/15/2008 08-07-311 12.0 ND<3.50 3.30 4.30 5.80 ND<2.90 21.0 16.0 31.0 ND<3.40 ND<2.80 ND<3.50 ND<2.40 11.0 ND<5.40 ND<3.50 5.10 4.00 ND<2.50 ND<15.0 ND<3.50 14.0 41.0 36.0 41.0 14.0 0.015 NA ND<Various C2-SG1 C2 Soil Gas 5 7/15/2008 08-07-311 9.80 ND<3.40 ND<3.30 6.40 9.00 ND<2.90 26.0 2.60 11.0 ND<3.40 ND<2.80 ND<3.50 ND<2.40 8.10 ND<5.40 6.80 ND<2.90 ND<2.50 130 ND<15.0 ND<3.50 ND<4.80 18.0 ND<3.80 33.0 13.0 0.015 NA ND<Various C3-SG1 C3 Soil Gas 5 7/15/2008 08-07-311 ND<3.30 ND<3.30 ND<3.20 6.30 ND<3.30 ND<2.80 25.0 ND<2.20 45.0 ND<3.30 ND<2.70 ND<3.30 ND<2.30 ND<3.00 ND<5.20 16.0 ND<2.80 ND<2.40 ND<2.40 ND<14.0 ND<3.30 ND<4.60 4.80 ND<3.60 ND<3.00 ND<3.00 ND NA ND<Various D1-SG1 D1 Soil Gas 5 7/16/2008 08-07-311 ND<3.30 ND<3.30 ND<3.10 9.80 ND<3.30 2.80 38.0 8.60 110 ND<3.30 4.20 ND<3.30 2.40 ND<2.90 ND<5.10 ND<3.30 5.80 7.70 ND<2.40 ND<14.0 ND<3.30 10.0 8.30 23.0 3.50 ND<2.90 0.039 NA ND<Various D2-SG1 D2 Soil Gas 5 7/15/2008 08-07-311 ND<3.40 ND<3.40 ND<3.20 8.80 ND<3.40 ND<2.80 39.0 2.30 17.0 ND<2.80 ND<3.40 ND<3.40 ND<2.40 ND<3.00 ND<5.30 5.40 ND<2.80 ND<2.401 380 ND<14.0 ND<3.40 ND<4.70 ND<2.60 ND<3.70 ND<3.00 ND<3.00 0.026 NA ND<Various D3-SG1 D3 Soil Gas 5 7/15/2008 08-07-311 ND<3.40 ND<3.40 ND<3.20 6.10 ND<3.40 ND<2.80 24.0 ND<2.20 80.0 ND<3.40 ND<2.80 ND<3.40 ND<2.40 ND<3.00 ND<5.30 6.40 ND<2.80 ND<2.40 ND<2.50 ND<14.0 ND<3.40 ND<4.70 3.10 1 ND<3.70 ND<3.00 ND<3.00 0.015 NA ND<Various E1-SG1 E1 Soil Gas 5 7/16/2008 08-07-311 ND<3.50 ND<3.50 ND<3.40 11.0 ND<3.50 ND<2.90 36.0 3.60 190 5.40 ND<2.80 ND<3.50 3.00 ND<3.10 ND<5.50 ND<3.60 4.30 5.30 ND<2.60 ND<15.0 ND<3.50 ND<4.90 10.0 24.0 3.40 ND<3.10 0.025 NA ND<Various E2-SG1 E2 Soil Gas 5 7/15/2008 08-07-311 ND<3.50 ND<3.50 ND<3.40 22.0 ND<3.50 3.90 83.0 21.0 57.0 ND<3.50 ND<2.80 ND<3.50 5.00 ND<3.10 ND<5.50 ND<3.60 6.00 8.60 ND<2.60 ND<15.0 ND<3.50 ND<4.90 7.20 ND<3.90 5.30 3.50 0.067 NA ND<Various E3-SG1 E3 Soil Gas 5 7/15/2008 08-07-311 ND<3.50 ND<3.50 ND<3.30 2.60 ND<3.50 ND<2.90 13.0 ND<2.20 20.0 ND<2.80 ND<3.40 ND<3.50 ND<2.40 ND<3.10 ND<5.401 3.90 1 ND<2.90 ND<2.50 ND<2.50 ND<15.0 I ND<3.501 5.60 ND<2.60 ND<3.80 ND<3.10 ND<3.10 NO NA ND<Various VOC=Volatile Organic Compound Values in BOLD text are detected concentrations above the reporting limit ND< =Non Detect at Reporting Limit ug/m3=micrograms per cubic meter '=Note:All Isobutane concentrations are below the DTSC leak check detection limit of 10 ug/L,except where noted,and are reported as such. `=Note:Helium concentrations are<10%of the concentrations inside the sampling shroud;therefore,the detections are not considered a"leak"by new DTSC Advisory Guidance