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Fipyyar <br /> " C"ICO <br /> 771, <br /> N5. •o �, ",fes +, �, .. <br /> Flt.S.M6p of Asko•bdy ass. <br /> for land area and Jwcllmg units.The waste-water loading <br /> finches;year)reflects the discharge from ell existing wasie- <br /> i water system,averaged over the entire study area-An <br /> " assumption of ISO gpd,DU was used for this calculation. <br /> YOAMO <br /> t a• was• vasa• The final curry upresus it.watt-water loading,1,as a <br /> i fraction of the annual rainfall recharge,R,for each study <br /> •oa�woo / arta(from Table 1) <br /> PARK <br /> 1 Ground-Water OusHry Dale <br /> e In each of the Ihrm study areas,the effects of septic <br /> n systems on ground-water quality have been a concern of the <br /> local health department and the respective California <br /> Regional Water Qualpy Control Board(there are nine such <br /> aOj ssrr Regional Boards in California).Aa a result of these con- <br /> L ' "• arm,water quality sampling programs were conducted <br /> 0EO9 , <br /> (D W R.1984;CSW RCP.1989;CR W QC B.1983!84;Questa <br /> 1987).Representative dna compiled from these sampling <br /> / programs are summaismd in Table 3. <br /> "avwooO-t.oa 0506 For the Bohnw Mma area,some 31 ground-water <br /> atria AREA L <br /> • mondorsng wells YYre Installed mllse shallow nunlu lerra0e <br /> aquifer spmfscally for the purpose of monitnnng septic <br /> system effects on ground waters.Well locations are slp rr <br /> • •�.w.r�. « �...•w•• r• p••ry 0n Figure 4 Samples wire collected during the 198."6 <br /> water year(Octohcr-September)and were analyzed for <br /> Fig.a.Mp 6i saywssa/'Lw Oses st"Y rests. nitrate-nitrogen,ammonia, and total Kjeldahl nitrogen <br /> 495 <br /> (—til .NC <br />