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1.6.1. Percolation Test Locations............................................................ 12 <br /> 1.4.6. Number of Percolation Tests......................................................... 12 <br /> 1.6.3. Boring Preparation and Pre-saturation ........................................... 12 <br /> 1.6.4. Condition of Borings after Pre-saturation........................................ 12 <br /> 1.6.5. Percolation Test Procedure........................................................... 12 <br /> 1.6.6. Percolation Test Forms and Results ............................................... 13 <br /> 1.6.7. Discussion of Percolation Test Results............................................ 14 <br /> 1.6.8. Discussion of Septic System Sizing................................................ 14 <br /> 2. NITRATE LOADING STUDY .......................................................14 <br /> 2.1. Chemical and Physical Properties of Soil............................................... 15 <br /> 2.1.1. Chemical and Physical Soil Properties ............................................ 15 <br /> 2.1.2. Mass Transport Soil Properties...................................................... 16 <br /> 2.2. Groundwater Analysis ....................................................................... 16 <br /> 2.2.1. Regional Groundwater................................................................. 16 <br /> 2.2.2. Potential Ground Water Contamination Issues................................. 16 <br /> 2.2.3. Current and Future On-Site Ground Water Uses .............................. 16 <br /> 2.3. Sources and Impact of Nitrate to Groundwater...................................... 16 <br /> 2.3.1. Current Off-Site Sources of Nitrate................................................ 16 <br /> 2.3.2. Contribution of Rainfall................................................................ 16 <br /> 2.3.3. Current On-Site Sources of Nitrate................................................ 17 <br /> 2.3.4. Future On-Site Sources of Nitrate ................................................. 17 <br /> 2.3.4.1. Quantity and Quality of Wastewater from Project .... 17 <br /> 2.3.4.2. Denitrification Estimate ....................................... 18 <br /> 2.3.5. Nitrate Loading Scenario ............................................................. 18 <br /> 2.3.6. Impact of Nitrate Loading to Nearby Water Sources ......................... 19 <br /> 2.4. Discussion of Nitrate Loading Results .................................................. 19 <br /> 2.4.1. Total Nitrate Impact ................................................................... 19 <br /> 2.4.2. Methods of Mitigation.................................................................. 19 <br /> 3. CONCLUSIONS AND RECOMMENDATIONS ..................................19 <br /> Facilities I Environmental I Geotechnical I Materials <br />