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2.2.2 Existing or Potential Groundwater Contamination Issues in the General Location of the Site.....7 <br /> 2.2.3 Current Use of Groundwater at the Site and of the Future Expected Use of Groundwater as <br /> Related to the Proposed Development Project........................................................................................8 <br /> 2.3 SOURCES AND CALCULATED IMPACT OF NITRATE TO GROUNDWATER.......................8 <br /> 2.3.1 Current Off-Site Sources of Nitrate to Soil and Groundwater in the General Up Gradient Area <br /> and the Contribution of Nitrate Load from These Sources to the Project Site........................................8 <br /> 2.3.2 Description of Impact of Rainfall Contribution of Nitrate Load to the Project Site......................8 <br /> 2.3.3 Current On-Site Sources of Nitrate to Soil and Groundwater and the Contribution of Nitrate <br /> Load from These Sources to the Project Site...........................................................................................8 <br /> 2.3.4 Proposed Future On-Site Sources of Nitrate to Soil and Groundwater and the Contribution of <br /> Nitrate Load from These Sources to the Project Site...............................................................................8 <br /> 2.3.4.1 Denitrification Estimate...........................................................................................................8 <br /> 2.3.5 Calculated Mass Balance of Nitrogen Loading Considering all Potential Sources Identified.......9 <br /> 2.3.6 Calculated Impact of Nitrogen Loading from Site Project to Down Gradient Wells,Rivers, <br /> Lakes,Etc. ...............................................................................................................................................9 <br /> 2.4 DISCUSSION OF NITRATE LOADING RESULTS RELATIVE TO PROPOSED METHOD OF <br /> WASTEWATER DISPOSAL....................................................................................................................9 <br /> 2.4.1 Total Nitrate Impact from Proposed Project..................................................................................9 <br /> 2.4.2 Methods Proposed to Mitigate Known or Future Impact to Soil and Groundwater from Nitrate, <br /> and/or any Other Constituent of Concern,at and/or Around the Project Site ....................................... 10 <br /> 3.0 CONCLUSIONS AND RECOMMENDATIONS..........................................................................10 <br /> 3.1 REPORT CERTIFICATION............................................................................................................ 10 <br /> APPENDICES <br /> APPENDIX A <br /> Figure 1 Vicinity Map <br /> Figure 2 Site Map <br /> Figure 3 Proposed Building Location <br /> Figure 4 Parcel Map <br /> Figure 5 Septic Design Plot Plan <br /> Figure 6 Geologic Map <br /> APPENDIX B <br /> Historical Aerial Photographs <br /> APPENDIX C <br /> Historical Septic Permits <br /> APPENDIX D <br /> Percolation Test Information and Engineered Septic Design <br /> APPENDIX E <br /> Groundwater Information and Soil Profile <br /> APPENDIX F <br /> Nitrate Loading Calculations <br /> CONDOR <br />