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MONITORING AND REPORTING PROGRAM - 4 - <br /> DEFENSE <br /> 4 - <br /> DEFENSE DISTRIBUTION REGION WEST, TRACY <br /> SAN JOAQUIN COUNTY <br /> Type of Sampling <br /> Constituents Units Sample Frequency <br /> Volume of Water Discharged Gallons Meter Continuous <br /> Average Injection Rate gpm Meter Weekly Ave. <br /> Average Flow Rate gpm Meter Weekly Ave. <br /> Water Surface Elevation feet, MSL Measurement Quarterly <br /> QUALITY CONTROL SAMPLES <br /> For quality control purposes, the Discharger shall collect and have analyzed one sampling blank, <br /> and one duplicate for every ten samples collected and analyzed. Each of these quality control <br /> samples shall be labeled as an actual sample and shall be analyzed for the same parameters as the <br /> other samples collected. <br /> REPORTING <br /> Monthly monitoring reports shall be submitted to the Regional Board by the 28th day of the <br /> following month. <br /> The Discharger shall submit to the Board and to the Department the "Monthly Operation <br /> Reports" by the 28th day of the following month. These operational reports should contain a <br /> summary of the O&M activities for that month, including those activities contained in the <br /> Preventive Maintenance Schedule. In addition, the Monthly Operation Report shall contain a <br /> summary of any shutdown and/or spill events that occur that month. <br /> In reporting the monitoring data, the Discharger shall arrange the data in tabular form so that the <br /> data, the constituents, and the concentrations are readily discernible. The data shall be <br /> summarized in such a manner to illustrate clearly the compliance with waste discharge <br /> requirements. Piezometric contour maps shall be prepared, annually, for all areas potentially <br /> impacted by the extraction and injection well fields. The Discharger may submit or refer to, <br /> maps which are prepared as part of the Facility Wide Well Monitoring Program established for <br /> DDRW Tracy under the DOD Installation/Restoration Program. <br /> The results of any monitoring done more frequently than required at the locations specified in <br /> the Monitoring and Reporting Program shall be reported to the Board. <br />