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SANAOAQUIN <br />COUNTY <br />Greatness grows here. <br />teven S ih, REHS <br />Environmental Health Department <br />Jasjit Kang, REHS, Director <br />Muniappa Naidu, REHS, Assistant Director <br />PROGRAM COORDINATORS <br />Robert McClellon, REHS <br />Jeff Carruesco, REHS, RDI <br />Willy Ng, REHS <br />Melissa Nissim, REHS <br />Steven Shih, REHS <br />July 13, 2021 <br />Henry Martin <br />Martin Property <br />6103W. Delta Ave <br />Tracy, CA 95304 <br />RE: Soil Suitability/Nitrate Loading Study <br />6103 W. Delta Ave, Tracy <br />APN 213-100-28, SR0083874, PA-2100103 (MS) <br />The San Joaquin County Environmental Health Department (EHD) has reviewed the Soil <br />Suitability/Nitrate Loading (SSNL) Study, dated June 8, 2021 and has the following comments for <br />your consideration. <br />The SSNL was prepared to determine the suitability of the above noted parcel for onsite wastewater <br />treatment system (OVVTS) usage and the potential long-term impact of nitrate to groundwater from <br />the proposed subdivision of current parcel into a 5-acre parcel and a 42.32-acre parcel <br />Based on the information provided, the EHD can make the following findings: <br />The Soil Suitability/Nitrate Loading Study supports the suitability for standard OVVTS usage for <br />the proposed development project on the above-mentioned parcel, pursuant to San Joaquin <br />County Ordinance Code Title 9, Section 9-1105.2(d). <br />Percolation test conducted on May 27, 2021 yield percolation rate of 3.62 & 15.63 <br />minutes/inch. At this rate, an eight-foot soil separation shall be required between bottom of <br />dispersal field and groundwater for future septic system. Groundwater at the site was <br />encountered at 5.97' below ground surface San Joaquin County Onsite Wastewater Treatment <br />Standard table 1.10.2. <br />If you have any questions please contact Naseem Ahmed, Senior Registered Environmental Health <br />Specialist, at nahmed@sjgov.org or (209) 616-3018. <br />Program Coordinator <br />c: LiveOak <br />1868 E. HazeIton Avenue I Stockton, California 95205 I T 209 468-3420 1 F 209 464-0138 I www.sjgov.orgiehd