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-M�- <br /> Laboratories Inc. <br /> Environmental Testing Laboratory Since 1949 <br /> Geologic Associates Reported: 06/28/2017 14:20 <br /> 11415 W.Bemardo Ct,Ste 220 Project: Forward LF Domestic Well Sampling <br /> San Diego,CA 92127 Project Number: S017.1030 <br /> Project Manager: Bill Lopez <br /> Volatile Organic Analysis (EPA Method 826013) <br /> Quality Control Report - Precision & Accuracy <br /> Control Limits <br /> Source Source Spike Percent Percent Lab <br /> Constituent Type Sample ID Result Result Added Units RPD Recovery RPD Recovery Ousts <br /> QC Batch ID: B[F2271 Used client sample: N <br /> Benzene MS 1717229-01 ND 29.560 25.000 ug/L 118 70-130 <br /> MSD 1717229-01 ND 29.060 25.000 ug/L 1.7 116 20 70-130 <br /> Bromodichloromethane MS 1717229-01 ND 30.300 25.000 ug/L 121 70-130 <br /> MSD 1717229-01 ND 28.130 25.000 ug/L 7.4 113 20 70-130 <br /> Chlorobenzene MS 1717229-01 ND 27.660 25.000 ug/L 111 70-130 <br /> MSD 1717229-01 ND 26.060 25.000 ug/L 6.0 104 20 70-130 <br /> Chloroethane MS 1717229-01 ND 29.190 25.000 ug/L 117 70-130 <br /> MSD 1717229-01 ND 28.000 25.000 ug/L 4.2 112 20 70-130 <br /> 1,4-Dichlorobenzene MS 1717229-01 ND 27.170 25.000 ug/L 109 70-130 <br /> MSD 1717229-01 ND 24.950 25.000 ug/L 8.5 99.8 20 70-130 <br /> 1,1-Dichloroethane MS 1717229-01 ND 30.030 25.000 ug/L 120 70-130 <br /> MSD 1717229-01 ND 29.400 25.000 ug/L 2.1 118 20 70-130 <br /> 1-Dichloroethene MS 1717229-01 ND 31.780 25.000 ug/L 127 70-130 <br /> MSD 1717229-01 ND 29.760 25.000 ug/L 6.6 119 20 70-130 <br /> Toluene MS 1717229-01 ND 28.680 25.000 ug/L 115 70-130 <br /> MSD 1717229-01 ND 27.460 25.000 ug/L 4.3 110 20 70-130 <br /> Trichloroethene MS 1717229-01 ND 27.130 25.000 ug/L 109 70-130 <br /> MSD 1717229-01 ND 26.560 25.000 ug/L 2.1 106 20 70-130 <br /> 1,2-Dichloroethane-d4(Surrogate) MS 1717229-01 ND 10.450 10.000 ug/L 104 75-125 <br /> MSD 1717229-01 ND 9.6800 10.000 ug/L 7.7 96.8 75-125 <br /> Toluene-d8(Surrogate) MS 1717229-01 ND 10.170 10.000 ug/L 102 80-120 <br /> MSD 1717229-01 ND 9.9300 10.000 ug/L 2.4 99.3 80-120 <br /> 4-Bromofluorobenzene(Surrogate) MS 1717229-01 ND 10.520 10.000 ug/L 105 80-120 <br /> MSD 1717229-01 ND 9.9800 10.000 ug/L 5.3 99.8 80-120 <br /> The results in this report apply to the samples analyzed in accordance with the chain of custody document.This analytical report must be reproduced in its entirety. <br /> All results listed in this report are for the exclusive use of the submitting party.BC Laboratories,Inc.assumes no responsibility for report alteration,separation,detachment or third party interpretation. <br /> Report ID: 1000620792 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bclabs.com Page 11 of 12 <br />