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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 /> ProposedSeptic System ..........................................................................................2 <br /> On-Site Septic Permit History................... ................................................................2 <br /> Existing Septic Tank Usage in the Vicinity................................................................3 <br /> Septic Permit History in the Vicinity ............................................3 <br /> Expected On-Site Maximum Septic Tank Usage......................................................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 ..............................................................................................................5 <br /> Discussion of Soil Lithology...................___............................................................5 <br /> PercolationTest.........................................................................................................6 <br /> Preparation and Presaturation of Percolation Test Holes.........................................6 <br /> Percolation Test Procedure......................................................................................6 <br /> Percolation Test Results...........................................................................................6 <br /> Discussion of Percolation Test Results.....................................................................7 <br /> Discussion of Septic System Sizing..........................................................................7 <br /> NITRATE LOADING STUDY...........................................................................................8 <br /> Mass Transport Soil Properties................................................................................8 <br /> Sourcesof Nitrate ......................................................................................................9 <br /> Contribution of Rainfall .............................................................................................9 <br /> Quantity and Quality of Domestic Wastewater......................................................10 <br /> Denitrification Reductions.......................................................................................11 <br /> Nitrate Loading Estimate.........................................................................................12 <br /> Discussion of Nitrate Loading Results...................................................................13 <br /> TotalNitrate Impact................................................................................................13 <br /> CONCLUSIONS AND RECOMMENDATIONS.............................................................14 <br /> LIMITATIONS................................................................................................................15 <br /> SELECTED REFERENCES ..........................................................................................16 <br /> LOGE1013 <br />