Laserfiche WebLink
C <br /> ace Analytical <br /> ENVIRONMENTAL SCIENCES <br /> Arcadis-SLO Reported: 04/14/2026 11:46 <br /> 4119 Broad Street Suite 210 Project: Forward Landfill-COELT <br /> San Luis Obispo,CA 93401 Project Number: 30274343.01 1Q26 Groundwater Monitoring Wells <br /> Project Manager: Dalia Rumani <br /> Volatile Organic Analysis (EPA Method 826013) <br /> Quality Control Report - Laboratory Control Sample <br /> Control Limits <br /> Spike Percent Percent Lab <br /> Constituent QC Sample ID Type Result Level Units Recovery RPD Recovery RPD Quals Run# <br /> QC Batch ID: B227259 <br /> Benzene B227259-BS1 LCS 27.370 25.000 ug/L 109 70-130 1 <br /> Bromodichloromethane B227259-BS1 LCS 25.330 25.000 ug/L 101 70-130 1 <br /> Chlorobenzene B227259-BS1 LCS 25.450 25.000 ug/L 102 70-130 1 <br /> Chloroethane B227259-BS1 LCS 25.290 25.000 ug/L 101 70-130 1 <br /> 1,4-Dichlorobenzene B227259-BS1 LCS 24.830 25.000 ug/L 99.3 70-130 1 <br /> 1,1-Dichloroethane B227259-BS1 LCS 27.220 25.000 ug/L 109 70-130 1 <br /> 1,1-Dichloroethene B227259-BS1 LCS 31.010 25.000 ug/L 124 70-130 1 <br /> Toluene B227259-BS1 LCS 26.720 25.000 ug/L 107 70-130 1 <br /> Trichloroethene B227259-BS1 LCS 26.280 25.000 ug/L 105 70-130 1 <br /> 1,2-Dichloroethane-d4(Surrogate) B227259-BS1 LCS 11.180 10.000 ug/L 112 75-125 1 <br /> Toluene-d8(Surrogate) B227259-BS1 LCS 10.100 10.000 ug/L 101 80-120 1 <br /> 4-Bromofluorobenzene(Surrogate) B227259-BS1 LCS 10.160 10.000 ug/L 102 80-120 1 <br /> Run <br /> Run# QC Sample ID QC Type Method Prep Date Date Time Analyst Instrument Dilution <br /> 1 B227259-BS1 LCS EPA-8260B 02/16/26 02/16/2615:56 RCC MS-V15 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 1001665835 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.pacelabs.com Page 105 of 116 <br />