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Groundwater Sampling SOP <br /> Revision No. :0 <br /> Date January 01, 1995 <br /> Page 5 of S <br /> • The source of the analyte free water utilized on site include any lot numbers or batch <br /> numbers in the logbook <br /> • Note which well was sampled using the equipment blank bailer <br /> • Any observable physical characteristics of the groundwater (e g , color, sheen, odor,) <br /> as it is being sampled <br /> • Sample temperature, pH, and specific conductance will be recorded for each sample <br /> • Weather conditions (e g , air temperature, word conditions, recent heavy rainfall, <br /> conditions) at the time of sampling will be recorded <br /> • The exact time of sample collection and the person who collected the sample <br /> • If any field forms are utilized the forms must be referenced in the logbook. For <br /> example following should be written in the logbook to reference a form Refer to the <br /> water quality sheets for information concerning <br /> SAMPLE IDENTIFICATION : <br /> Sample nomenclature must be unique and must always include the date of sample <br /> collection All samples must be identified utilizing the following format <br /> project#1 sample id/date (e g M750/MW-3/122094, MJ53/INF/122094, etc) <br /> For example, a sample collected for project site M150 for monitoring well MW-3 on <br /> December 20, 1994 would have the following sample A MJ50-MW-3.-122094. <br /> CONTAMMENT AND DISPOSAL OF PURGE WATER: <br /> Purge water will be collected into DOT 17-H 55 gallon drums The drums will be <br /> transported to an appropriate treatment facility and properly disposed of Drum removal <br /> and disposal practices shall be thoroughly documented <br /> CAGWMP ooc <br />