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Sanguinettl Investments November 30, 2007 <br /> 4391 S. Escalon-Bellott-a Road <br /> Farmington Page 2 <br /> The EHD staff has discussed with your engineer, Mike Smith, the possibility that the storm pond <br /> could be located in the northwest corner of the property, the sewage disposal area located south <br /> of the storm pond, and the proposed expansion area for sewage disposal located south of the <br /> sewage area. If this is done, it may be possible to meet the set back requirements for placement <br /> of a public well. <br /> Prior to approval of a well on this property, Sanguinetti Investments, LLC, must submit a signed <br /> agreement to the EHD that stipulates that as soon as the Farmington Water Company has a <br /> reliable source of potable water that meets the quantity and quality standards of the California <br /> Safe Drinking Water Act, the above referenced property will be connected to the Farmington <br /> Water Company Public Water System, and the well installed on the above referenced property <br /> 4 will be destroyed under permit and inspection of the EHD. <br /> I Forour information, <br /> Y the following water quality testing of the well is required to be completed <br /> prior to EHD approval of the well as a water source for a publicwater system. Water samples <br /> must be collected from the well by State certified laboratory personnel, and testing of the water <br /> must be performed in a state approved laboratory facility. Periodic monitoring requirements are <br /> i <br /> also indicated. <br /> a. Inorganic Chemicals: Fluoride is due at least once (CCR, Title 22, Section 64432 (m)(1)). <br /> b. Secondary aesthetics): Bicarbonate, carbonate, and hydroxide alkalinity, calcium, iron, <br /> magnesium, manganese, pH, sodium, and total hardness are due at least once (California <br /> Code of Regulations (CCR), Title 22, Section 64449). <br /> C. Nitrates: Required annually. Sampling shall be quarterly if theresults exceed %of the <br /> Maximum Contaminant Level (MCL)of 45mg/L (CCR, Title 22, Section 64432 (a)). <br /> d. Nitrites: Required once every three years (CCR, Title 22, Section 64432 (a)). <br /> e. Bacteriological:At least two consecutive bacteriological samples must be collected from the <br /> well head that are Total Coliform Absent and Fecal Absent. The tests shall be taken and <br /> reported within a seven-day period and in no case be completed more than twenty-eight 28 <br /> days Prior to use of the well. The water samples collected for the presence of bacteria shall <br /> be tested for chlorine residuals and documented on the bacteriolo ical lab results. The <br /> chlorine residual must be less than 0.05 ppm in order for the bacteriological result to be <br /> accepted. Routine bacteriological samples will then be required once each calendar month <br /> from the distribution system at the Routine sample site, as identified on the Sample Site Plan. <br /> In addition, please be advised that the fee for a new TNCWS permit application is $588, and the <br /> i <br /> annual operation permit fee is $451. <br /> If you have any questions regarding the well siting or public water system requirements, please <br /> contact Adrienne Ellsaesser, Lead Senior REHS at (209) 468-0343. For questions about the septic <br /> system or Site Approval application, please contact Rodney Estrada, Lead Senior REHS, at(209)468- <br /> 0331. For other questions, please contact me at (209) 468-3431. <br /> Sincerely,-- <br /> �L <br /> aurie Cotulla, REHS <br /> Assistant Director <br /> ML:Ic <br /> enc: Septic Permits and Map (7 pp.), TNCWS Application Packet (6 pp), Excerpt from SJC Well <br /> Standards <br /> cc: Mr. Kenneth Vogel, Board of Supervisors Member, 4th District <br /> Mr. Joe Spano, California Department of Public Health, DDWEM <br /> Mr. Andrew Eshoo, San Joaquin County Counsel Y <br /> sn�ri�iN�rri tn��i��Tnn�N��i i ri r, <br />