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Soil Suitability and Nitrate Loading Study <br />POST MAN PROPERTY <br />14250 South Jack Tone Road, Manteca, California <br />TABLE OF CONTENTS <br />SECTION PAGE <br />1.0. INTRODUCTION AND PROPOSED DEVELOPMENT.........................................1 <br />1.1. DESCRIPTION OF SITE.................................................................................... 1 <br />1.2. DESCRIPTION OF PROPOSED DEVELOPMENT ........................................... 1 <br />1.3. PARCEL VICINITY LOCATION MAP.................................................................2 <br />1.4. SITE MAP.......................................................................................................... 2 <br />2.0. <br />PRESENT AND PAST USAGE OF SITE..............................................................2 <br />2.1 <br />POTENTIAL SITE PROBLEM ASSESSMENT .................................................. 2 <br />3.0. <br />EXISTING AND PROPOSED SEPTIC TANK USAGE ......................................... 2 <br />3.1. <br />EXISTING ON-SITE SEPTIC TANK USAGE.....................................................3 <br />3.2. <br />SITE SEPTIC PERMIT HISTORY...................................................................... 3 <br />3.3. <br />ON-SITE SEPTIC TANK REPAIR HISTORY.....................................................3 <br />3.4. <br />EXISTING SEPTIC TANK USAGE IN THE GENERAL AREA ...........................3 <br />3.5. <br />GENERAL AREA SEPTIC PERMIT HISTORY..................................................4 <br />3.6. <br />PROPOSED MAXIMUM SEPTIC TANK USAGE ON SITE ............................... 5 <br />4.0. <br />GROUNDWATER INFORMATION - REGIONAL HYDROGEOLOGY.................5 <br />4.1. <br />GROUNDWATER DESCRIPTION FOR THE GENERAL AREA ....................... <br />6 <br />4.2. <br />GROUNDWATER CONTAMINATION IN THE AREA OF THE SITE.................6 <br />4.3. <br />ON-SITE EXISTING WELL DESCRIPTION.......................................................6 <br />8 <br />4.4. <br />CONSTITUENTS BEING TESTED FOR IN THE WATER SAMPLE .................6 <br />4.5. <br />GROUNDWATER SAMPLE COLLECTION....................................................... <br />6 <br />4.6. <br />GROUNDWATER ANALYTICAL REPORT........................................................ <br />7 <br />5.0. <br />SOIL PROFILE INCLUDING DEPTH AND DIMENSIONS ................................... <br />7 <br />5.1. <br />SOIL LITHOLOGY AS RELATED TO FUTURE ONSITE SEPTIC USES .......... <br />7 <br />6.0. <br />PERCOLATION TEST INFORMATION................................................................7 <br />6.1. <br />NUMBER OF PERCOLATION TESTS PERFORMED ....................................... <br />8 <br />6.2. <br />CONSTRUCTION OF PERCOLATION TEST HOLE.........................................8 <br />6.3. <br />DESCRIPTION OF THE PERCOLATION TEST HOLE - POST SOAK ............. <br />8 <br />6.4. <br />PERCOLATION TEST CONFORMED TO SJC POLICY EHD 98-02 ................8 <br />6.5. <br />COMPLETED PERCOLATION TEST FORM ..................................................... <br />9 <br />6.6. <br />POTENTIAL PROBLEMS PREDICTED.............................................................9 <br />6.7. <br />PERCOLATION TEST FINDINGS..................................................................... <br />9 <br />7.0. <br />CHEMICAL AND PHYSICAL PROPERTIES OF SOIL........................................9 <br />7.1. <br />CHEMICAL AND PHYSICAL PROPERTIES OF SITE SOILS ........................... <br />9 <br />7.2. <br />MASS TRANSPORT PROPERTIES OF UNDERLYING SITE SOILS...............9 <br />