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TABLE OF CONTENTS <br /> SOIL SUITABILITY STUDY.............................................................................................1 <br /> Introduction.................................................................................................................1 <br /> Proposed Development..............................................................................................1 <br /> SiteDescription...........................................................................................................1 <br /> Existing and Proposed Septic Tank Usage..............................................................2 <br /> ExistingSeptic System...................................................................................2 <br /> Proposed Septic System................................................................................2 <br /> On-Site Septic Permit History.........................................................................2 <br /> Existing Septic Tank Usage in the Vicinity.....................................................2 <br /> Septic Permit History in the Vicinity................................................................3 <br /> Ground Water Information .........................................................................................3 <br /> Depthand Gradient........................................................................................3 <br /> Potential Ground Water Contamination Issues..............................................3 <br /> On-Site Wells..................................................................................................4 <br /> WaterSample.................................................................................................4 <br /> Soil Profile and Geologic Information.......................................................................5 <br /> SoilBorings....................................................................................................6 <br /> Discussion of Soil Lithology............................................................................6 <br /> PercolationTest..........................................................................................................6 <br /> Preparation and Presaturation of Percolation Test Holes..............................6 <br /> Percolation Test Procedure............................................................................ 7 <br /> Percolation Test Results ................................................................................ 7 <br /> Discussion of Percolation Test Results..........................................................8 <br /> Discussion of Septic System Sizing...............................................................8 <br /> NITRATE LOADING STUDY...........................................................................................9 <br /> Mass Transport Soil Properties.................................................................................9 <br /> Sourcesof Nitrate.....................................................................................................10 <br /> Percolating Recharge Waters..................................................................................10 <br /> Qualityof Rainwater.................................................................................................10 <br /> Quantity and Quality of Domestic Wastewater......................................................11 <br /> Denitrification Reductions.......................................................................................12 <br /> Nitrate Loading Estimate..........................................................................................12 <br /> Discussion of Nitrate Loading Results...................................................................13 <br /> Total Nitrate Impact...................................................................................... 13 <br /> CONCLUSIONS AND RECOMMENDATIONS..............................................................14 <br /> LIMITATIONS.................................................................................................................15 <br /> SELECTEDREFERENCES...........................................................................................16 <br /> LOGE 20-15 <br />