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SAN JOAQUIN COUNTY <br />ENVIRONMENTAL HEALTH DEPARTMENT <br />1868 East Haze1ton Avenue, Stockton, CA 95202-3029 <br />Telephone: (209) 468-3420 Fax: (209) 464-0138 Web: www.sjgov.org/ehd <br />NITRATE LOADING STUDY REQUIREMENT CHECKLIST <br />SITE LOCATION: b/03 GO. Deih Ate, /ra <br />PA #: 2/00 /0-3 0451 <br />REPORT DATE: 6,.. 2,( <br />S = Sufficient <br />= Insufficient San Joaquin County Development Title Chapter 9-1105, Section 9-1105.2 <br />I 1.0 CHEMICAL AND PHYSICAL PROPERTIES OF SOIL <br />21 El 1.1 Description of the chemical and physical properties of the soils underlying the site. <br />WI El 1.2 Description of the mass transport properties of the soils underlying the site with respect to nitrate and/or any other <br />constituent of concern identified for the project site. <br />2.0 GROUNDWATER ANALYSIS <br />21 0 2.1 Description of: depth to groundwater, seasonal fluctuations of groundwater depth, directional flow and gradient. <br />2.2 Description/discussion of any existing or potential groundwater contamination issues in the general location of the <br />site. <br />2.3 Description of the current use of groundwater at the site and of the future expected use of groundwater as related <br />to the proposed development project. <br />3.0 SOURCES AND CALCULATED IMPACT OF NITRATE TO GROUNDWATER <br />V 1=1 <br />3.1 Description of all current off-site sources of nitrate to soil and groundwater in the general up gradient area and the <br />contribution of nitrate load from these sources to the project site. <br />0 3.2 Description of impact of rainfall contribution of nitrate load to the project site. <br />Yr- • 3.3 Description of all current on-site sources of nitrate to soil and groundwater and the contribution of nitrate load from <br />these sources to the project site. <br />3.4 Description of all proposed future on-site sources of nitrate to soil and groundwater and the contribution of nitrate <br />load from these sources to the project site. <br />3.5 Calculated mass balance of nitrogen loading considering all potential sources identified. Use of <br />Hanztch/Finnemore, or other appropriate formula/model, if applicable. <br />0 3.6 Calculated impact of nitrogen loading from site project to down gradient wells, rivers, lakes etc. <br />4.0 DISCUSSION OF NITRATE LOADING RESULTS RELATIVE TO PROPOSED METHOD <br />OF WASTEWATER DISPOSAL <br />4.1 Discussion of total nitrate impact from proposed project. <br />El 4.2 Description of the methods proposed to mitigate any 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. <br />5.0 CONCLUSIONS AND RECOMMENDATIONS SECTION <br />5.1 The report was signed, dated and stamped by a qualified environmental professional. <br />I7( 0 5.2 The attachments/appendices contain sufficient documentation to support claims made in the report. <br />Reviewed By: A11 d' <br /> <br />Reviewed Date: 7 -'13 - <br /> <br />EHD 26-02 <br /> Page 1 of 2 <br />Surface & Sub Checklist <br />7/14/2003