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,. SAN JOAQUIN COUNTY <br /> ENVIRONMENTAL HEALTH DEPARTMENT <br /> _ 600 East Main Street, Stockton, CA 95202-3029 <br /> Telephone:(209)468-3420 Far:(209)464-0138 Web:www.sjgov.org/ehd <br /> /F Oft NiP <br /> NITRATE LOADING STUDY REQUIREMENT CHECKLIST <br /> 11 —�— PA#: I -5- oo - 183 (sA <br /> SITE LOCATION: _6550 5 3gv�+0. 1�d I f -" rf ( REPORT DATE: y l5 <br /> f <br /> S = Sufficient San Joaquin County Development Title Chapter 9-1105,Section 9-1105.2 <br /> 1 = Insufficient <br /> S I 1.0 CHEMICAL AND PHYSICAL PROPERTIES OF SOIL <br /> g] ❑ 1.1 Description of the chemical and physical properties of the soils underlying the site. <br /> .e— <br /> IZI <br /> ❑ 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- <br /> 2.0 <br /> 2.0 GROUNDWATER ANALYSIS <br /> El ❑ 2.1 Description of: depth to Ioundwater, 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. 3 <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 /> 51K <br /> 3.0 SOURCES AND CALCULATED IMPACT OF NITRATE TO GROUNDWATER <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 /> ,Y) 5 <br /> [ ❑ 3.2 Description of impact of rainfall contribution of nitrate load to the project site. <br /> N <br /> ❑ 3.3 Description of all current drilite sources of nitrate to soil and groundwater and the contribution of nitrate load from <br /> these sources to the project site. <br /> A5 <br /> ❑ ❑ 3.4 Description of all propose ture on-site sources of nitrate to soil and groundwater and the contribution of nitrate <br /> load from these sources to the project site. <br /> 60 E] 3.5 Calculated mass balance of nftrogen loading considering all potential sources identified. Use of <br /> Hanztch/Finnemore,or other appropriate formula/model, if applicable. <br /> ir 5- t& <br /> [4 ❑ 3.6 Calculated impact of nitrogen7bading 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 /> ❑ ❑ 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 oroiect site. <br /> 5.0 CONCLUSIONS AND RECOMMENDATIONS SECTION <br /> ❑ 5.1 The report was signed, dated and stamped by a qualified environmental professional. <br /> K) ❑ 5.2 The attachments/appendices contain sufficient documentation to support claims made in the report. <br /> Reviewed By: C.0 /or".10 Reviewed Date: <br /> EHD 2e-02 Pagel of 2 Surface&Sub Checklist <br /> 7/142003 <br />