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ENVIRONMENTAL HEALTV DEPARTMENT <br /> SAN JOAQUIN COUNTY <br /> .� <br /> r�• ��� 2� Unit SupervisorsDonna K.Heran,R.E.H.S. Carl Borman,R.E.H.S. <br /> Director <br /> 304 East Weber Avenue, Third Floor g <br /> Mike Huggins,R.E.H.S..R.D.1. <br /> Al Olsen,R.E.H.S. Stockton, California 95202-2708 Douglas W. Wilson,R.E.H.S. <br /> .• �P Program Manager (Telephone: 2091468-3420 Mar orio,R.E.H.S. <br /> Margaret La <br /> 4�7FoaN P $ g <br /> Laurie A.Cotulla,R.E.H.S. Robert McClellon,R.E.H.S. <br /> Program Manager Fax: (209) 464-0138 <br /> Mark Barcellos,R.E.H.S. <br /> Aprit 7, 2004 <br /> TO: San Joaquin County <br /> Community Development Department <br /> FROM: San Joaquin County <br /> Environmental Health Department <br /> CONTACT PERSON: Raymond Borges, Lead Senior R.E.H.S., R.D.I. <br /> PHONE NUMBER: (209) 468-3284 <br /> RE: PA-04-77 (GP,Pre-application), Attention: Jennifer Jolley <br /> 2684 East Junction Drive, Manteca <br /> The Environmental Health Department has the following concerns on this pre-application that <br /> need to be addressed: <br /> A. A qualified environmental professional shall prepare a surface and subsurface contamination <br /> report, identifying any potential source of surface or subsurface contamination caused by past <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 /> «ith by Environmental Health prior to recordation of Parcel/Final Map (San Joaquin County <br /> Development Title, Section 9-905.12(a)(c)). <br /> B. Environmental Health Department requires a soil suitability/nitrate loading study indicating <br /> that the area is suitable for septic tank usage. This must be performed prior to submission of <br /> a General Plan Amendment(San Joaquin County Development Title, Section 9-1105.2(d)). <br /> A nitrate loading study is required, and a review fee of$465.00 must be paid at time of <br /> 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: The study shall include calculations for second unit dwelling for all parcels. <br /> 1-70 <br />