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PUBLrC HEALTH SERVICES <br /> SAN JOAQUIN COUNW IfF <br /> JOGf KHANNA M.U..M.P.H. <br /> Health Officer <br /> P.O.Soar 2009 (1601 East Henn AMM) SKK*U)n.Cziifarnia 95201 Ci lid`' <br /> (209)468.3400 <br /> September 1, 1992 <br /> I1rIr. & 111rs. Stever/ Bnserinac <br /> 22398 North Ripon Road <br /> Ripon, CA 95366 <br /> Re: MS-92-124,, 22466 & 22398 North Ripon Road, Ripon <br /> A sail suitability study was submitted by Wong End m which a test for Nitrate was tested <br /> for and showed res AU of 206 mg/l. <br /> The State Deparimew of Health Services adopted a stsadard of 45 parts per million (ppm) for <br /> nitrates in public drinking water systems however, private well owners are M legally required <br /> to meet this standard. As a mon for yourself and family, we would suggest that you have <br /> your domestic well retested to verify the above sample results. <br /> If your private and/or agriculdual well analysis for tutraw==M the State standard of 45 ppm <br /> again, the following alternatives are being provided for your guidance: <br /> 1. As a twporary measure, it is recommended that ,d dr oWU water to be <br /> used if this well is supplying drinking water.. <br /> 2. In cases where exposane may oondme indefuftely, such as with contaminated <br /> private wells, instigation of a such as a filter, maybe <br /> advisable. However, udog bottled water or installing a water trGabm W device <br /> at the kitchen water tap, wM not stop exposure to if it is in your private water <br /> supply. Most; treatment ung sold for hams installation only treat water at the <br /> qgW of M; such as the kltchce faint. As a realilt 2ja 2f aft filters, which <br /> treat water for the entire house, are neoammended because they move all <br /> potential sources of exposm. Ilse "Rovmse CWnosis Pufficadon fliltear" is the <br /> recomunended water treatmet device in thus case. It operates by passing the well <br /> water through a scales of f kears and reverse osmosis membranes thereby removing <br /> the nitrate int. Water untmeat equipment sappuers and instan ears are <br /> H t d in your phow directory yeRow pages unties "water, Filtration & <br /> Purificadon Rquipment+" <br /> 3. An is also an akernative for providing uncontaminated water. <br /> It is recommended that a test well be ddW, in order to determine wager quality <br /> prior to final placement of the weal. water quality may be determined and <br /> A MWIS nn of sin jnm* n.cowKy Hed&CaM S ' � <br />