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C <br /> ace Analytical <br /> ENVIRONMENTAL SCIENCES <br /> Arcadis-SLO Reported: 04/13/2026 13:59 <br /> 4119 Broad Street Suite 210 Project: Forward Landfill-COELT <br /> San Luis Obispo,CA 93401 Project Number: 30274343.01 Forward Landfill <br /> Project Manager: Dalia Rumani <br /> Water Analysis (General Chemistry) <br /> Pace Sample ID: 2601615-09 Client Sample Name: Forward LF,AMW-44,AMW-44,2/2/2026 12:33:OOPM,Antonio Del-Tech <br /> MB Lab <br /> Constituent Result Units PQL MDL Method Bias Quals DCN <br /> Dissolved Calcium 69 mg/L 0.10 0.016 EPA-6010B ND 1 <br /> Dissolved Magnesium 31 mg/L 0.050 0.022 EPA-6010B ND 1 <br /> Dissolved Sodium 44 mg/L 1.0 0.051 EPA-6010B ND 1 <br /> Dissolved Potassium 5.0 mg/L 1.0 0.10 EPA-6010B ND 1 <br /> Bicarbonate 350 mg/L 5.0 5.0 EPA-310.1 ND 2 <br /> Carbonate ND mg/L 2.5 2.5 EPA-310.1 ND 2 <br /> Total Alkalinity as CaCO3 290 mg/L 4.1 4.1 EPA-310.1 ND 2 <br /> Chloride 34 mg/L 0.50 0.13 EPA-300.0 ND 3 <br /> Nitrate as NO3 47 mg/L 0.44 0.11 EPA-300.0 ND 3 <br /> Nitrate as N 11 mg/L 0.10 0.024 EPA-300.0 ND 4 <br /> Sulfate 53 mg/L 1.0 0.14 EPA-300.0 ND 3 <br /> Total Nitrogen 11 mg/L 0.35 0.12 Calc ND 5 <br /> Total Kjeldahl Nitrogen ND mg/L 0.20 0.088 EPA-351.2 ND 6 <br /> Nitrite as NO2 ND mg/L 0.20 0.016 EPA-300.0 ND 3 <br /> Run QC <br /> DCN Method Prep Date Date/Time Analyst Instrument Dilution Batch ID Prep Method <br /> 1 EPA-601013 02/04/26 09:16 02/04/26 21:53 JEH ICP6 1 B226629 601OB/No Digestion <br /> 2 EPA-310.1 02/06/26 08:00 02/06/26 10:39 JMH2 MET-1 1 B226793 No Prep <br /> 3 EPA-300.0 02/03/26 11:21 02/03/26 14:41 PRE IC12 1 B226579 No Prep <br /> 4 EPA-300.0 02/03/26 11:21 02/03/26 14:41 EEC IC12 1 B226579 No Prep <br /> 5 Calc 02/03/26 00:28 02/12/26 17:05 AMM Calc 1 B226544 Calc <br /> 6 EPA-351.2 02/05/26 09:24 02/09/26 12:21 JMH2 SC-1 1 B226718 EPA 351.2 <br /> DCN=Data Continuation Number <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: 1001665505 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.pacelabs.com Page 48 of 87 <br />