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4 <br />' O�Q43EN C <br /> - SAN JOAQUIN COUNTY <br /> ENVIRONMENTAL HEALTH::DEPARTMENT <br /> .304 East Weber Avenue;.Third Floor, Stockton' 'Californ`ia 95202-2708 <br /> 4�iFOp� <br /> July, 31,2006 <br /> i <br /> To`_ SanJoaquin County Cormriunity Development Department <br /> fFrom: San Joaquin County Environmental Healtff Department <br /> Contact Person: Lisa Medina, Senior R.E.H.S.,Phone: (209)468-3455 <br /> RE: PA-0500467(SU)SU006113 Attention: Karla Kuhl <br /> 26618 North Lower Sacramento Road,Galt <br /> The same conditions apply as those-in our prior memorandum from August 17, 2005. <br /> A. A qualified environmental professional shall prepare a surface and subsurface contamination <br /> report,identifying potential source of surface or subsurface contamination caused b past <br /> P Y g an YP yp s <br /> or current land uses. The report shall include evaluation of non-point source of hazardous <br /> materials,including agricultural chemical residues, as well as potential point sources, such as <br /> fuel storage tanks,septic systems, or chemical storage areas. If the report indicates there is <br /> contamination, corrective action shall be taken, as recommended in the report and concurred <br /> with by Environmental Health prior to submittal of tentative map(San Joaquin County <br /> Development Title, Section 9-905.12(a)(c)). <br /> NOTE: A Surface/Subsurface Contamination Report dated April 2006 and addendum <br /> dated May 2006,were reviewed by the Environmental Health Department. An <br /> additional addendum addressing outstanding issues shall be submitted to and approved <br /> by the Environmental Health Department before the report can be given final approval. . <br /> B. Environmental Health Department requires a Soil Suitability/Nitrate Loading Study <br /> indicating that the area is suitable for septic tank usage. This must be performed prior to <br /> recordation of parcel/final map (San Joaquin County Development Title, Section 9- <br /> 1105.2(d)). A Nitrate Loading Study is required, and a review fee of$465.00 must be paid at <br /> time of submittal to Environmental Health Department. <br /> The sewage disposal system shall comply with the on site sewage standards of San Joaquin <br /> County prior to approval. A percolation test that meets absorption rates of the manual of <br /> septic tank practice or E.P.A. Design Manual for onsite wastewater treatment and disposal <br /> system is required for each parcel. A permit fee of$93.00 per percolation hole is required. <br /> NOTE: If percolation tests fail,then additional percolation tests are to be conducted <br /> in areas of proposed engineer-designed septic systems. All percolation tests are to be a <br /> minimum of 100-feet away from wetland boundary. Prior to approval of percolation <br /> tests, a Parcel Map shall be submitted to the Environmental Health Department with <br /> dimensions of Septage area required by percolation tests under the San Joaquin County <br /> Sewage Standards,Section 10.3.4. <br /> Page l of 3 M14:d <br /> I <br />