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Pquip SAN JOAQUIN COUNTY <br /> c ENN.. oNMENTAL HEALTH DEPARTMn.r T <br /> r' 2 <br /> 304 E Weber Avenue 3rd Floor Stockton • CA 95202-2708 <br /> (209)468-3420 •Fax:(209)464-0138 • Web:www.co.san-joaquin.ca.uS/ehd <br /> TQC/F OR��P <br /> REQUIREMENTS CHECKLIST COMMENTS <br /> SITE LOCATION: 15933 S. MANTHEY ROAD, LATHROP, CA PA#: 03-399 <br /> REPORT DATE: FEBRUARY 17, 2005 <br /> Section Comments <br /> 2.1 EHD observed 17 private commute vehicles parked at the site. Revise the number of <br /> employees to more accurately reflect the work force. <br /> Provide a discussion on barn waste water uses past and present and include description of <br /> mower maintenance, fertilizer use, and pesticide generated waste water. <br /> 5.2 Provide a revised plate # 2 showing the soil profile location. <br /> 6.3 The correct protocol for the percolation test was not followed and no observer REHS <br /> signature invalidates the test. <br /> 6.7 The 7.0 feet to ground water raises the septic system. Provide additional discussion on the <br /> separation of leach lines to ground water. <br /> Nitrate Loading Study <br /> 1.2 Discussion is lacking. No minimum 5 foot separation. <br /> 3.5 Recalculate the nitrate loading and system leach line requirements based on a revised <br /> number of employees. ( see 2.1 above) <br /> 4.2 Provide additional discussion of nitrate impact based on the revised nitrate loading results. <br /> Provide a discussion on the potential impact from the non-conforming septic system to <br /> Ground water and include mitigation measures or rationale if not warranted. <br /> EHD 2602-003 Page 3 of 3 soil solhbihry chmklisl <br /> 7/142003 <br />