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SAP/QAPP Addendum <br /> Lodi-125 N Stockton <br /> Final <br /> March 24,2025 <br /> SITE-SPECIFIC QAPP WORKSHEET #28 (CONTINUED) <br /> ANALYTICAL QC AND CORRECTIVE ACTION <br /> Notes: <br /> a Type,frequency,and total number of QC samples will be identified in site-specific SAPS and QAPP addenda as applicable. <br /> %R Percent recovery <br /> CA Corrective action <br /> CCV Continuing calibration verification <br /> DoD U.S.Department of Defense <br /> DQI Data quality indicator <br /> DRO Diesel range organics <br /> EPA U.S.Environmental Protection Agency <br /> GRO Gasoline range organics <br /> ICP Inductively coupled plasma <br /> LCS Laboratory control sample <br /> LCSD Laboratory control sample duplicate <br /> LOQ Limit of quantitation <br /> NA Not applicable <br /> PAH Polycyclic aromatic hydrocarbon <br /> PCB Polychlorinated biphenyl <br /> QAPP Quality assurance project plan <br /> QC Quality control <br /> QL Quantitation limit <br /> QSM Quality System Manual <br /> RL Reporting limit <br /> RPD Relative percent difference <br /> SAP Sampling and analysis plan <br /> SIM Selected ion monitoring <br /> SOP Standard operating procedure <br /> TBD To be determined <br /> Tetra Tech Tetra Tech,Inc. <br /> Toeroek Toeroek Associates,Inc. <br /> Toeroek Team Toeroek Associates,Inc.and Tetra Tech,Inc. <br /> VOC Volatile organic compound <br /> 69 <br />