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SOIL SUITABILITY/NITRATE LOADING STUDY <br /> PROPOSED MINOR SUBDIVISION, 9534 E. WEST RIPON ROAD RIPON, CA <br /> TABLE OF CONTENTS <br /> Page No. <br /> I. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> II. PROPOSED DEVELOPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> III. PRESENT AND PAST USE OF THE SITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 <br /> IV. SURROUNDING USAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 <br /> V. GROUND WATER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 <br /> VI. GEOLOGY, SOILS,AND PERCOLATION TEST . . . . . . . . . . . . . . . . . . . . . . . . . . 6 <br /> VII. NITRATE LOADING STUDY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 <br /> Nitrate From Septic System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 <br /> Nitrate From Agriculture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 <br /> Nitrate Loading Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 <br /> VIII. CONCLUSIONS AND RECOMMENDATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 <br /> IV. LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 <br /> APPENDIX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 <br /> SITE PLAN --PLATE NO. 1 <br /> DEPTH TO GROUND WATER MAP FALL 1998 —PLATE NO. 2 <br /> DEPTH TO GROUND WATER MAP SPRING 49W/59> —PLATE NO.3 <br /> GROUND WATER ELEVATION MAP FALL 1998 —PLATE NO.4 <br /> GROUND WATER ELEVATION MAP SPRING PLATE NO. 5 <br /> GEOLOGIC MAP —PLATE NO. 6 <br /> USDA SOIL MAP —PLATE NO. 7 <br /> DEEP PERCOLATION OF RAIN —PLATE NO. 8 <br /> NITRATE MASS BALANCE CALC (PARCEL 1) —PLATE NO. 9 <br /> NITRATE MASS BALANCE CALC(DESIGNATED REMAINDER)—PLATE NO. 10 <br /> ATTACHMENTS <br /> PERMIT SEARCH <br /> WATER QUALITY REPORT <br /> PERCOLATION TEST <br /> pER3 1� <br /> > w <br /> Z 4 <br /> O � <br /> r <br />