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LUCCA WINERY <br /> SOIL SUITABILITY & NITRATE LOADING STUDY APRIL 2013 <br /> I. INTRODUCTION ......................................................................................................1 <br /> II. SOIL SUITABILITY STUDY FINDINGS...................................................................3 <br /> A. Subject Property and Surrounding Study Area Information ................................3 <br /> B. Soil Physical Characteristics and Analytical Test Results...................................3 <br /> C. Percolation Test Results.....................................................................................4 <br /> D. Groundwater Information....................................................................................5 <br /> E. Surface Water Information..................................................................................6 <br /> F. Climatic Data: Rainfall versus Evapotranspiration ..............................................6 <br /> III. NITRATE LOADING STUDY FINDINGS...............................................................8 <br /> A. Wastewater Flow Volume Projections and Characteristics.................................8 <br /> i. Wastewater Flow Volume Projections ................................................................8 <br /> ii. Wastewater Flow Characteristics........................................................................8 <br /> B. Calculated Nitrate-Nitrogen Loading...................................................................9 <br /> IV. WASTEWATER DISPOSAL SYSTEM OPERATIONAL PARAMETERS...........12 <br /> A. Septic Tank Sizing ............................................................................................12 <br /> i. Septic Tank Hydraulic Detention Time..............................................................12 <br /> ii. Primary and 100% Replacement Leach Line for the New Restroom................12 <br /> V. CONCLUSIONS AND RECOMMENDATIONS......................................................13 <br /> VI. LIMITATIONS......................................................................................................14 <br /> VII. REFERENCES ....................................................................................................15 <br /> Vlll. APPENDICES......................................................................................................16 <br /> Page l i <br />