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SOIL SUITABILITY/NITRATE LOADING STUDY <br /> EHLERS ESTATES WINERY <br /> 9301 WEST STATE ROUTE HIGHWAY 12, LODI,CA <br /> TABLE OF CONTENTS <br /> Page No. <br /> 1.0 INTRODUCTION . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> 2.0 PROPOSED DEVELOPMENT AND SITE CONDITIONS . . . . . . . . . . . . . . . . . . . . 2 <br /> 3.0 GROUND WATER . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . 2 <br /> 4.0 GEOLOGY, SOILS,AND PERCOLATION TEST . . . . . . . . . . . . . . . . . . . . . . . . . . 4 <br /> L 5.0 NITRATE LOADING BALANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 <br /> 5.1 Nitrates from Septic System and Rain Fall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 <br /> 5.2 Nitrates from Agriculture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 <br /> 53 Nitrates from Winery Waste . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 <br /> 5.4 Summary of Nitrate Balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 <br /> 6.0 CONCLUSIONS AND RECOMMENDATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 <br /> ■' 7.0 LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 <br /> APPENDIX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 <br /> SITE MAP —PLATE NO. 1 <br /> DEPTH TO GROUND WATER MAP FALL 1998 —PLATE NO. 2 <br /> DEPTH TO GROUND WATER MAP SPRING 1999 —PLATE NO.3 <br /> GROUND WATER ELEVATION MAP FALL 1998 —PLATE NO.4 <br /> GROUND WATER ELEVATION MAP SPRING 1999 —PLATE NO. 5 <br /> GEOLOGIC MAP —PLATE NO. 6 <br /> SOILS MAP (USDA) —PLATE NO. 7 <br /> DEEP PERCOLATION OF RAIN —PLATE NO. 8 <br /> NITRATE MASS BALANCE CALCULATION —PLATE NO. 9 <br /> ATTACHMENTS <br /> PERCOLATION TEST PERMIT <br /> PERCOLATION TEST <br />