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Laboratories Inc. <br /> Environmental Testing Laboratory Since 1949 <br /> Geologic Associates Reported: 06/28/2017 12:50 <br /> 11415 W.Bernardo 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 82606) <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 Quals <br /> QC Batch ID: B[F2259 Used client sample: N <br /> Benzene MS 1717089-02 ND 26.200 25.000 ug/L 105 70-130 <br /> MSD 1717089-02 ND 25.780 25.000 ug/L 1.6 103 20 70-130 <br /> Bromodichloromethane MS 1717089-02 ND 27.770 25.000 ug/L 111 70-130 <br /> MSD 1717089-02 ND 27.130 25.000 ug/L 2.3 109 20 70-130 <br /> Chlorobenzene MS 1717089-02 ND 25.210 25.000 ug/L 101 70-130 <br /> MSD 1717089-02 ND 23.570 25.000 ug/L 6.7 94.3 20 70-130 <br /> Chloroethane MS 1717089-02 ND 25.850 25.000 ug/L 103 70-130 <br /> MSD 1717089-02 ND 25.500 25.000 ug/L 1.4 102 20 70-130 <br /> 1,4-Dichlorobenzene MS 1717089-02 ND 24.210 25.000 ug/L 96.8 70-130 <br /> MSD 1717089-02 ND 23.830 25.000 ug/L 1.6 95.3 20 70-130 <br /> 1,1-Dichloroethane MS 1717089-02 ND 26.830 25.000 ug/L 107 70-130 <br /> MSD 1717089-02 ND 25.250 25.000 ug/L 6.1 101 20 70-130 <br /> 1,1-Dichloroethene MS 1717089-02 ND 28.250 25.000 ug/L 113 70-130 <br /> MSD 1717089-02 ND 26.850 25.000 ug/L 5.1 107 20 70-130 <br /> Toluene MS 1717089-02 ND 25.720 25.000 ug/L 103 70-130 <br /> MSD 1717089-02 ND 25.480 25.000 ug/L 0.9 102 20 70-130 <br /> Trichloroethene MS 1717089-02 ND 25.410 25.000 ug/L 102 70-130 <br /> MSD 1717089-02 ND 25.270 25.000 ug/L 0.6 101 20 70-130 <br /> 1,2-Dichloroethane-d4(Surrogate) MS 1717089-02 ND 10.880 10.000 ug/L 109 75-125 <br /> MSD 1717089-02 ND 9.6500 10.000 ug/L 12.0 96.5 75-125 <br /> Toluene-d8(Surrogate) MS 1717089-02 ND 10.260 10.000 ug/L 103 80-120 <br /> MSD 1717089-02 ND 10.030 10.000 ug/L 2.3 100 80-120 <br /> 4-Bromofluorobenzene(Surrogate) MS 1717089-02 ND 10.280 10.000 ug/L 103 80-120 <br /> MSD 1717089-02 ND 10.040 10.000 ug/L 2.4 100 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.parry.BC Laboratories,Inc.assumes no responsibility for report alteration,separation,detachment or third party interpretation. <br /> Report ID: 1000620662 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bclabs.com Page 11 of 12 <br />