Laserfiche WebLink
C <br /> ace Analytical <br /> ENVIRONMENTAL SCIENCES <br /> Arcadis-SLO Reported: 02/20/2026 12:20 <br /> 4119 Broad Street Suite 210 Project: Forward Landfill-COELT <br /> San Luis Obispo,CA 93401 Project Number: 30274343.01 <br /> Project Manager: Dalia Rumani <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 Quals R# <br /> QC Batch ID: B227365 Used client sample: N <br /> Benzene MS 2602031-04 ND 20.280 25.000 ug/L 81.1 70-130 1 <br /> MSD 2602031-04 ND 19.590 25.000 ug/L 3.5 78.4 20 70-130 2 <br /> Bromodichloromethane MS 2602031-04 ND 24.620 25.000 ug/L 98.5 70-130 1 <br /> MSD 2602031-04 ND 23.930 25.000 ug/L 2.8 95.7 20 70-130 2 <br /> Chlorobenzene MS 2602031-04 ND 23.040 25.000 ug/L 92.2 70-130 1 <br /> MSD 2602031-04 ND 22.420 25.000 ug/L 2.7 89.7 20 70-130 2 <br /> Chloroethane MS 2602031-04 ND 23.160 25.000 ug/L 92.6 70-130 1 <br /> MSD 2602031-04 ND 21.790 25.000 ug/L 6.1 87.2 20 70-130 2 <br /> 1,4-Dichlorobenzene MS 2602031-04 ND 24.890 25.000 ug/L 99.6 70-130 1 <br /> MSD 2602031-04 ND 23.330 25.000 ug/L 6.5 93.3 20 70-130 2 <br /> 1,1-Dichloroethane MS 2602031-04 ND 22.370 25.000 ug/L 89.5 70-130 1 <br /> MSD 2602031-04 ND 21.590 25.000 ug/L 3.5 86.4 20 70-130 2 <br /> 1,1-Dichloroethene MS 2602031-04 ND 21.420 25.000 ug/L 85.7 70-130 1 <br /> MSD 2602031-04 ND 20.660 25.000 ug/L 3.6 82.6 20 70-130 2 <br /> Toluene MS 2602031-04 ND 22.650 25.000 ug/L 90.6 70-130 1 <br /> MSD 2602031-04 ND 21.930 25.000 ug/L 3.2 87.7 20 70-130 2 <br /> Trichloroethene MS 2602031-04 ND 21.860 25.000 ug/L 87.4 70-130 1 <br /> MSD 2602031-04 ND 21.670 25.000 ug/L 0.9 86.7 20 70-130 2 <br /> 1,2-Dichloroethane-d4(Surrogate) MS 2602031-04 ND 11.080 10.000 ug/L ill 75-125 1 <br /> MSD 2602031-04 ND 10.610 10.000 ug/L 4.3 106 75-125 2 <br /> Toluene-d8(Surrogate) MS 2602031-04 ND 9.7900 10.000 ug/L 97.9 80-120 1 <br /> MSD 2602031-04 ND 9.8900 10.000 ug/L 1.0 98.9 80-120 2 <br /> 4-Bromofluorobenzene(Surrogate) MS 2602031-04 ND 10.600 10.000 ug/L 106 80-120 1 <br /> MSD 2602031-04 ND 10.390 10.000 ug/L 2.0 104 80-120 2 <br /> Run <br /> Run# QC Sample ID QC Type Method Prep Date Date Time Analyst Instrument Dilution <br /> 1 B227365-MS1 MS EPA-8260B 02/17/26 02/18/26 01:14 AGB MS-V21 1 <br /> 2 B227365-MSD1 MSD EPA-8260B 02/17/26 02/18/26 01:39 AGB MS-V21 1 <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. Pace Analytical assumes no responsibility for report alteration,separation,detachment or third party interpretation. <br /> Report ID: 1001655036 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.pacelabs.com Page 17 of 24 <br />