SITE SELECTION FACTORS FOR RAIN WATER HARVESTING IN URBAN AREA

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Supriya iK. iNalawade, et. al.

Abstract

Rapidly iincreasing iurbanization iin ilast i10 iyears ihas iincreased ideforestation, icausing iClimatic iChanges iresulting iin imonsoon ideficit. iAll ithese ifactors iare ileading ito idrastic ireduction iin irainwater ipercolation, idepleting igroundwater itable ifurther. iUrban iareas iin iIndia iconsisting iof ilarge iand imedium isized icities iface ithe itwin iproblems iof iflood iduring imonsoon iand ishortage iof ifresh iwater iduring isummer. iThe iday iby iday idepleting iground iwater ilevel iis ialarming. iRain iwater iharvesting i(RWH) iis ione iof ithe imajor itechniques iused iin idifferent istyles ito iresolve ithis iissue. iHence, ivarious imethodologies ihave ibeen ideveloped ito ifind ia isuitable isite ifor iRWH. iSome iof ithe ifactors ithat iaffect ithe icollection iof iunderground iwater iinclude iland iuse, islope iof iland, irunoff ipotential, isoil itype, irainfall, idrainage iline ietc. iPast iRainwater iharvesting imodels ihad icertain ilimitations ilike; ithe irecharge ipoint iof iany iarea icould inot ibe ishifted inearby iif iany iobstruction ioccurs ion ithe iselected ipoint, iSecondly, iquantity iof iwater icollection iat ia iselected ipoint icannot ibe iestimated iusing ithese imethods. iAlso, ifactors iaffecting ithe iquality iof iwater ilike icontamination iare inot itaken iinto iconsideration. iAreas iconsisting iof iIndustries ior iHospitals ihave inot ibeen inoticed. iTheir iwaste iwater iwill ibe iheavily iloaded iwith iharmful ibacteria icompared ito iresidential iareas. iTherefore ithe ifilter iquality ihas ito ibe idouble ichecked. i2 iAs iper ithis ireview, imajor iwork ineeds ito ibe icarried iout ito idevelop ia itechnique ithat iis imore imeasurable, ifeasible iand iflawless.

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