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I <br /> y�BU BURLINGTON <br /> ENVIRONMENTAL <br /> A Philip Environmental Company <br /> APPENDIX A <br />' Groundwater Sampling and <br /> Analysis Procedures <br /> INTRODUCTION <br /> The sampling and analysis procedures for water-quality monrtonng programs are <br /> contained in this Appendix These procedures ensure that consistent and reproducible <br /> sampling methods are used, proper analytical methods are applied, analytical results are <br /> accurate, precise, and complete, and the overall oblecuves of the momtonng program are <br /> achieved <br /> SAMPLE COLLECTION <br /> r <br /> Sample collection procedures include equipment cleaning, water-level and total <br /> well-depth measurements, and well purging and sampling <br /> EQUIPMENT CLEANING <br /> Pre-cleaned sample bottles, caps, and septa were provided by a Department of Toxic <br /> Substance Control-approved laboratory All sampling containers were used once and <br /> discarded after analyses was completed <br /> Before starting the sampling event and between each event, all equipment to be placed in <br /> the well or come in contact with groundwater was disassembled and cleaned thoroughly <br /> with detergent water, steam cleaned with tap water, and rinsed with deioiuzed water Any <br /> parts that may absorb contaminants, such as plastic pump valves or bladders, were cleaned <br /> as descnbed above or replaced The water-level sounder and od/water interface probe <br /> were washed with detergent and rinsed with distilled water before use in the each well <br /> The nnse water was stored in 55-gallon drums onsite and will be disposed of by the client <br /> A-1 <br /> B 1Crni02g02QR02 DOC <br />