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MONITORING AND REPORTIlv,%..'ROGRAM NO. R5-2004-0079 -5- SPENKER RANCH, INC. JESSIE'S GROVE WINERY SAN JOAQUIN COUNTY B. Quarterly Report Beginning with the fourth quarter 2004, the Discharger shall establish a quarterly sampling schedule for groundwater monitoring such that samples are obtained approximately every three months. Quarterly monitoring reports shall be submitted to the Regional Board by the I"day of the second month after the quarter (i.e. the January-March quarter is due by May I") each year. The Quarterly Report shall include the following: 1. Results of groundwater monitoring; 2. A narrative description of all preparatory, monitoring, sampling, and analytical testing activities for the groundwater monitoring. The narrative shall be sufficiently detailed to verify compliance with the WDR, this MRP, and the Standard Provisions and Reporting Requirements. The narrative shall be supported by field logs for each well documenting depth to groundwater; parameters measured before, during, and after purging; method of purging; calculation of casing volume; and total volume of water purged; 3. Calculation of groundwater elevations, an assessment of groundwater flow direction and gradient on the date of measurement, comparison of previous flow direction and gradient data, and discussion of seasonal trends if any; 4. A narrative discussion of the analytical results for all groundwater locations monitored including spatial and temporal tends, with reference to summary data tables, graphs, and appended analytical reports (as applicable); 5. A comparison of monitoring data to the groundwater limitations and an explanation of any violation of those requirements; 6. Summary data tables of historical and current water table elevations and analytical results; 7. A scale map showing relevant structures and features of the facility, the locations of monitoring wells and any other sampling stations, and groundwater elevation contours referenced to mean sea level datum; and 8. Copies of laboratory analytical report(s) for groundwater monitoring. C. Annual Report Annual Report shall be prepared as the December monthly monitoring report. The Annual Report shall be submitted to the Regional Board by 1 February each year. In addition to the data normally presented, the Annual Report shall include the following: 1. The contents of a regular December monthly monitoring report; 2. The contents of the regular quarterly monitoring report for the last quarter of the year; 3. If requested by staff, tabular and graphical summaries of all data collected during the year; 4. Tabular and graphical summaries of historical monthly total loading rates for wastewater generation, process water used for irrigation(hydraulic loading in gallons and inches), total nitrogen, and total dissolved solids.