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Attachment A <br /> SAMPLING AND ANALYSIS PROCEDURES <br /> The sampling and analysis procedures for water-quality monitoring <br /> programs are contained in this attachment. The procedures provided for <br /> consistent and reproducible sampling methods; proper application of <br /> analytical methods; accurate and precise analytical results; and finally, <br /> these procedures provided guidelines so that the overall objectives of the <br /> monitoring program were achieved. <br /> The following documents have been used as guidelines for developing <br /> these procedures: <br /> • Procedures Manual for Groundwater Monitoring at Solid <br /> Waste Disposal Facilities, U.S. Environmental Protection <br /> Agency (EPA)-530/SW-611, August 1977 <br />' o RCRA Groundwater Monitoring Technical Enforcement <br /> Guidance Document, OSVVER 9950.1 , September 1986 <br /> o Test Methods for Evaluating Solid Waste: <br /> PhysicaUChemical Methods, EPA SW-848, 3rd edition, <br /> November 1986 <br /> o Methods for Organic Chemical Analysis of Municipal and <br /> Industrial Wastewater, EPA-60014-82-057, July 1982 <br /> o Methods for Chemical Analysis of Water and Wastes, <br /> EPA-600/4-79-020, revised March 1983 <br /> • Leaking Underground Fuel Tank Field Manual, California <br />' State Water Resources Control Board, revised <br /> October 1989 <br /> Sample Collection <br /> Sample collection procedures include equipment cleaning, water-level and <br />' total well-depth measurements, and well purging and sampling. <br /> pj010f90\0900020.3az Rev. 0 January 27, 1993 <br />