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U, \ SAN JOAQUIN COUNTY <br /> r i ENVIRONMENTAL HEALTH DEPARTMENT <br /> w <br /> 304 E Weber Avenue 3`d Floor Stockton • CA 95202-2708J(209 468-3420 • Fax:(209\ 64- 138 • Web:www.co.san-1'oaquin.ca.us!ehd <br /> P.' \ ) \ I www.co.san-joaquin,ca,us!ehd <br /> t <br /> NITRATE LOADING STUDYREQUIREMENT CHECKLIST <br /> SITE LOCATION: 5882 NORTH ASHLEY LANE(ST. MICHAEL'S CHURCH) <br /> DEPORT DATE: JULY 18, 2005 <br /> S = sufficient <br /> I = InsufficientSan Joaquin County Development Title Chapter 9-1105,Section 9-1105.2 <br /> - <br /> S I 1.0 CHEMICAL AND PHYSICAL PROPERTIES OF SOIL <br /> ® ❑ 1.1 Description of the chemical and physical properties of the soils underlying the site. <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 /> E <br /> 2.0 GROUNDWATER ANALYSIS <br /> ® ❑ 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 /> f <br /> E <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 /> ® ❑ 3.2 Description of impact of rainfall contribution of nitrate load to the project site. <br /> ® ❑ 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 /> Hantzsche/Finnemore,or other appropriate formula/model, if applicable. <br /> ® ❑ 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 /> ® ❑ 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 /> ifi environmental professional, <br /> ❑ ® 5.1 The report was signed, dated and stamped by a qualified e p <br /> ® ❑ 5.2 The attachments/appendices contain sufficient documentation to support claims made in the report. <br /> Reviewed By: Rodney Estrada, Lead Senior R.E.H.S. Reviewed Dates: July 29, 2005 & August 4, 2005 <br /> Et1D 26-02-002 Page 3 of 4 Soil Suitability/Nitrate Loading Study <br /> 7/1412043 <br />