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aceAna/ytica/ <br /> ENVIRONMENTAL SCIENCES <br /> Arcadis-SLO Reported: 07/07/2025 14:31 <br /> 4119 Broad Street Suite 210 Project: Forward Landfill-COELT <br /> San Luis Obispo,CA 93401 Project Number: 30274343.01/2Q25 Pond Grab <br /> Project Manager: Dalia Rumani <br /> Water Analysis (General Chemistry) <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: B214389 Used client sample: N <br /> Nitrate as NO3 DUP 2510945-01 ND ND mg/L 10 1 <br /> MS 2510945-01 ND 112.44 111.79 mg/L 101 80-120 2 <br /> MSD 2510945-01 ND 112.46 111.79 mg/L 0.0 101 10 80-120 3 <br /> QC Batch ID: B214494 Used client sample: N <br /> Total Kjeldahl Nitrogen DUP 2510809-01 0.91310 0.97240 mg/L 6.3 20 4 <br /> MS 2510809-01 0.91310 3.0069 2.0000 mg/L 105 90-110 5 <br /> MSD 2510809-01 0.91310 3.0678 2.0000 mg/L 2.0 108 20 90-110 6 <br /> Run <br /> Run# QC Sample ID QC Type Method Prep Date Date Time Analyst Instrument Dilution <br /> 1 B214389-DUP1 DUP EPA-300.0 06/26/25 06/26/2511:37 OAE IC7 5 <br /> 2 B214389-MS1 MS EPA-300.0 06/26/25 06/26/2511:55 OAE IC7 5.051 <br /> 3 B214389-MSD1 MSD EPA-300.0 06/26/25 06/26/2512:13 OAE IC7 5.051 <br /> 4 B214494-DUP1 DUP EPA-351.2 06/30/25 07/01/2510:41 EC1 SC-2 1 <br /> 5 B214494-MS1 MS EPA-351.2 06/30/25 07/01/2510:43 EC1 SC-2 1 <br /> 6 B214494-MSD1 MSD EPA-351.2 06/30/25 07/01/2510:43 EC1 SC-2 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: 1001604253 4100 Atlas Court Bakersfield, CA 93308 (661)327-4911 FAX(661)327-1918 www.pacelabs.com Page 9 of 10 <br />