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Arcadis- SLO <br />4119 Broad Street Suite 210 <br />San Luis Obispo, CA 93401 <br />Project: <br />Project Number: <br />Project Manager: <br />Forward Landfill <br />30216409.01 3Q24 Forward Unit <br />Drew Feucht <br />Reported:08/22/2024 10:43 <br />Quality Control Report - Laboratory Control Sample <br />Constituent <br />Control Limits <br />PercentPercentSpike <br />QC Sample ID Type Result Level Units Recovery RPD Recovery RPD Quals <br />Volatile Organic Analysis (EPA Method 8260B) <br />Run # <br />Lab <br />QC Batch ID: B194842 <br />Benzene B194842-BS1 LCS 24.310 25.000 97.2 70 - 130ug/L 1 <br />Bromodichloromethane B194842-BS1 LCS 22.770 25.000 91.1 70 - 130ug/L 1 <br />Chlorobenzene B194842-BS1 LCS 22.660 25.000 90.6 70 - 130ug/L 1 <br />Chloroethane B194842-BS1 LCS 24.780 25.000 99.1 70 - 130ug/L 1 <br />1,4-Dichlorobenzene B194842-BS1 LCS 21.070 25.000 84.3 70 - 130ug/L 1 <br />1,1-Dichloroethane B194842-BS1 LCS 23.620 25.000 94.5 70 - 130ug/L 1 <br />1,1-Dichloroethene B194842-BS1 LCS 24.160 25.000 96.6 70 - 130ug/L 1 <br />Toluene B194842-BS1 LCS 23.440 25.000 93.8 70 - 130ug/L 1 <br />Trichloroethene B194842-BS1 LCS 23.410 25.000 93.6 70 - 130ug/L 1 <br />1,2-Dichloroethane-d4 (Surrogate)B194842-BS1 LCS 9.8700 10.000 98.7 75 - 125ug/L 1 <br />Toluene-d8 (Surrogate)B194842-BS1 LCS 10.240 10.000 102 80 - 120ug/L 1 <br />4-Bromofluorobenzene (Surrogate)B194842-BS1 LCS 10.440 10.000 104 80 - 120ug/L 1 <br />QC Batch ID: B194922 <br />Benzene B194922-BS1 LCS 23.480 25.000 93.9 70 - 130ug/L 2 <br />Bromodichloromethane B194922-BS1 LCS 22.510 25.000 90.0 70 - 130ug/L 2 <br />Chlorobenzene B194922-BS1 LCS 22.490 25.000 90.0 70 - 130ug/L 2 <br />Chloroethane B194922-BS1 LCS 23.450 25.000 93.8 70 - 130ug/L 2 <br />1,4-Dichlorobenzene B194922-BS1 LCS 20.870 25.000 83.5 70 - 130ug/L 2 <br />1,1-Dichloroethane B194922-BS1 LCS 22.940 25.000 91.8 70 - 130ug/L 2 <br />1,1-Dichloroethene B194922-BS1 LCS 23.200 25.000 92.8 70 - 130ug/L 2 <br />Toluene B194922-BS1 LCS 23.210 25.000 92.8 70 - 130ug/L 2 <br />Trichloroethene B194922-BS1 LCS 23.310 25.000 93.2 70 - 130ug/L 2 <br />1,2-Dichloroethane-d4 (Surrogate)B194922-BS1 LCS 9.7500 10.000 97.5 75 - 125ug/L 2 <br />Toluene-d8 (Surrogate)B194922-BS1 LCS 10.280 10.000 103 80 - 120ug/L 2 <br />4-Bromofluorobenzene (Surrogate)B194922-BS1 LCS 10.470 10.000 105 80 - 120ug/L 2 <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 />4100 Atlas Court Bakersfield, CA 93308 (661) 327-4911 FAX (661) 327-1918 www.pacelabs.com Page 114 of 140Report ID: 1001531260