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WASTE DISCHARGE REQUIREMENTSORDER NO. R5-2003-0020 -23- FOR COUNTY OF SAN JOAQUIN FOR CONSTRUCTION, OPERATION, CLOSURE AND EVALUATION MONITORING FOOTHILL SANITARY LANDFILL, MUNICIPAL SANITARY LANDFILL SAN JOAQUIN COUNTY b. Date, time, and manner of sampling; c. Date and time that analyses were started and completed, and the name of the personnel and laboratory performing each analysis; d. Complete procedure used, including method of preserving the sample, and the identity and volumes of reagents used; e. Calculation of results; and f. Results of analyses, and the MDL and PQL for each analysis. 3. A transmittal letter explaining the essential points shall accompany each report. At a minimum, the transmittal letter shall identify any violations found since the last report was submitted, and if the violations were corrected. If no violations have occurred since the last submittal, this shall be stated in the transmittal letter. The transmittal letter shall also state that a discussion of any violations found since the last report was submitted, and a description of the actions taken or planned for correcting those violations, including any references to previously submitted time schedules, is contained in the accompanying report. 4. Each monitoring report shall include a compliance evaluation summary. The summary shall contain at least: a. For each monitoring point and background monitoring point addressed by the report, a description of: 1) The time of water level measurement; 2) The type of pump - or other device - used for purging and the elevation of the pump intake relative to the elevation of the screened interval; 3) The method of purging (the pumping rate; the equipment and methods used to monitor field pH, temperature, and conductivity during purging; the calibration of the field equipment; results of the pH, temperature, conductivity, and turbidity testing; and the method of disposing of the purge water) to remove all portions of the water that was in the well bore while the sample was being taken; 4) The type of pump - or other device - used for sampling, if different than the pump or device used for purging; and 5) A statement that the sampling procedure was conducted in accordance with the approved Sampling and Analysis Plan.