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�.;.,;,�•..�G SAN JOAQUIN COUNTY 4 z ENVIRONMENTAL HEALTH DEPARTMENT 600 East Main Street, Stockton, CA 95202-3029 \ Telephone:(209)468-3420 Fax: (209)464-0138 Web:www.sjgov.org/ehd NITRATE LOADING STUDY REQUIREMENT CHECKLIST PA#: SITE LOCATION: I—7 D� a� cam REPORT DATE: S = Sufficici I = Insufficient San Joaquin County Development Title Chapter 9-1105,Section 9-1105.2 S I 1.0 CHEMICAL AND PHYSICAL PROPERTIES OF SOIL ❑ ❑ 1.1 Description of the chemical and physical properties of the soils underlying the site. ❑ 1.2 Descripti n of the mass transport properties of the soils underlying the site with respect to nitrate and/or any other constituent of concern identified for the project site. i 2.0 GROUNDWATER ANALYSIS ® ❑ 2.1 Description of: depth to groundwater, seasonal fluctuations of groundwater depth, directional flow and gradient. ®. ❑ 2.2 Description/discussion of any existing or potential groundwater contamination issues in the general location of the site. 5 [o�. ❑ 2.3 Description of the current use of groundwater at the site and of the future expected use of groundwater as related to the proposed development project. 661 ) -S 3.0 SOURCES AND CALCULATED IMPACT OF NITRATE TO GROUNDWATER ® ❑ 3.1 Description of all current off-site sources of nitrate to soil and groundwater in the general up gradient area and the contribution of nitrate load from these sources to the project site. ❑ 3.2 Description of impact of rainfall contribution of nitrate load to the project site. [� ❑ 3.3 Description of ail current on-site sources of nitrate to soil and groundwater and the contribution of nitrate load from these sources to the project site. RI ❑ 3.4 Description of all proposed future on-site sources of nitrate to soil and groundwater and the contribution of nitrate load from these sources to the project site. ❑ 3.5 Calculated m ss balance of nitrogen loading considering all potential sources identified. Use of Hanztch/Finnemore, or other appropriate formula/model, if applicable. 9 F4 ❑ 3.6 Calculated impact of nitrogen loading from site project to down gradient wells, rivers, lakes etc. e 4.0 DISCUSSION OF NITRATE LOADING RESULTS RELATIVE TO PROPOSED METHOD OF WASTEWATER DISPOSAL ❑ 4.1 Discussion of total nitrate impact from proposed project. ®, ❑ 4.2 Descriptidn of the methods proposed to mitigate any known or future impact to soil and groundwater from nitrate, and/or anfvl other constituent of concern,at and/or around the proiect site. 5.0 CONCLUSIONS AND RECOMMENDATIONS SECTION [� ❑ 5.1 The report was signed, dated and stamped by a qualified environmental professional. ] ❑ 5.2 The attachments/appendices contain sufficient documentation to support claims made in the report. Reviewed By: eviewed Date: 362`/ /Z EVID 26-02 Page 1 of 2 Surface&Sub Checklist 7/14/2003