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• TABLE OF CONTENTS <br /> SOIL SUITABILITY STUDY.............................................................................................1 <br /> Introduction.................................................................................................................1 <br /> ProposedDevelopment..............................................................................................1 <br /> SiteDescription...........................................................................................................1 <br /> Existing and Proposed Septic Tank Usage..............................................................3 <br /> ExistingSeptic System...................................................................................3 <br /> ProposedSeptic System................................................................................3 <br /> On-Site Septic Permit History.........................................................................4 <br /> Existing Septic Tank Usage in the Vicinity.....................................................6 <br /> Septic Permit History in the Vicinity................................................................6 <br /> Ground Water Information .........................................................................................6 <br /> Depthand Gradient........................................................................................6 <br /> Potential Ground Water Contamination Issues.............................................. 7 <br /> On-Site Wells..................................................................................................8 <br /> WaterSample.................................................................................................9 <br /> Soil Profile and Geologic Information.......................................................................9 <br /> SoilBorings.................................................................................................. 10 <br /> Discussion of Soil Lithology.......................................................................... 10 <br /> PercolationTest........................................................................................................11 <br /> Preparation and Presaturation of Percolation Test Holes............................ 11 <br /> Percolation Test Procedure.......................................................................... 11 <br /> Percolation Test Results .............................................................................. 11 <br /> Discussion of Percolation Test Results........................................................ 12 <br /> Discussion of Septic System Sizing............................................................. 12 <br /> NITRATE LOADING STUDY.........................................................................................13 <br /> Mass Transport Soil Properties...............................................................................13 <br /> Sourcesof Nitrate.....................................................................................................14 <br /> Contribution of Rainfall............................................................................................14 <br /> Acreage...................................................................................................14 <br /> Quantity and Quality of Domestic Wastewater......................................................15 <br /> DenitrificationReductions.......................................................................................18 <br /> NitrateLoading Estimate..........................................................................................18 <br /> Discussion of Nitrate Loading Results...................................................................19 <br /> Total Nitrate Impact...................................................................................... 19 <br /> CONCLUSIONS AND RECOMMENDATIONS..............................................................20 <br /> LIMITATIONS.................................................................................................................21 <br /> SELECTEDREFERENCES...........................................................................................22 <br /> LOGE 1714 <br />