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Geosyntec° <br /> consultants <br /> 1. INTRODUCTION <br /> This Quality Assurance Project Plan (QAPP) provides a standard reference for all <br /> investigation activities described in this Vapor Intrusion Pilot Study Work Plan (Work <br /> Plan). The procedures outlined in the QAPP govern the acquisition of environmental <br /> samples and the reporting of data, sampling handling and chain of custody (COC) <br /> protocols, laboratory and field analyses, field documentation, data reporting, quality <br /> auditing, corrective action processes, and the data handling and management of records <br /> in support of a final report for evaluating sources of contamination, supporting risk <br /> assessment, and selecting long-term remedial actions. This QAPP addresses the <br /> elements described in the Requirement for Quality Assurance Project Plans (EPA, <br /> 2001 a). <br /> Samples will be collected in accordance with the Standard Operating Procedures(SOPS) <br /> in Appendix B. Soil gas samples will be sent to Eurofins AirToxics for analysis of <br /> VOCs. The Scope of Work describing specific field tasks is presented in Section 4 of <br /> the Work Plan. <br /> Quality Assurance Project Plan I 7 December 2020 <br />