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Land Resource Inventory of Hongahalli Sub-watershed for Watershed Planning and Development Gundlupet Taluk, Chamarajanagar District, Karnataka (AESR 8.2)

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Title Land Resource Inventory of Hongahalli Sub-watershed for Watershed Planning and Development Gundlupet Taluk, Chamarajanagar District, Karnataka (AESR 8.2)
Not Available
 
Creator RajendraHegde,K.V.Niranjana,S.Srinivas,K.M.Nair,B.A.Dhanorkar,R.S.ReddyandS.K.Singh
 
Subject Details of Hydrology, Rainfall and evaporation characteristics, Budyko curve, Water budget Rain water harvesting – Sujala-III Project.
 
Description Not Available
Theaverageannualrainfallof763mmintheHongahallisub-watershedasrecordedfromtheGundlupetstationdata.
31%,26%and32%oftheannualrainfalloccursduringkharif,rabiandsummerseasonsrespectivelyandexhibitedahighertemporalvariability.
Theevapotranspirationestimationtooldevelopedindicatesthatthewatershedwaterbalanceisindeficit.Thecropping&irrigationchoicesarenotappropriateandneedtobealteredtoshiftthedeficitwaterbalance.
Theestimatedrunoffavailabletouseis41mmforanaverageannualrainfallof668mm(2009-2017).Theutilizablegroundwateris28mm(70%of40mmrechargeestimated).Thismeansthetotalavailablewaterresourcecombiningthesoilmoisturestoreforkharif&rabi(179mm)andutilizablerunoffplusrechargeis248(=179+41+28)
Theaverageactualevapotranspirationestimatedinthewatershedbasedonthecurrentlanduseandirrigationpracticesforthekharifandrabiseasonsis578mm.Hencetheamountofwateruseforkharifandrabiseasonsmaybeestimatedas722mm(i.e.125%ofAET).Thisdemandforthetwoseasonsishigherby474mm,i.e.(722-248).TheAETinJune-Septmonthsis63%ofrainfall.Hence,thereisslightlylessopportunitytoharvesttheexcesswaterthroughwatershedmanagementpracticesforutilizingduringrabiseason.
ThetotalnumberofwellspresentinHongahalliSub-watershedasperLRIdatais68Borewells.ThegroundwaterlevelshownaboveisfromthedataobtainedfromDept.ofMines&GeologyfortheneareststationKaggaladahundi.
Watershed Development Department, Government of Karnataka (World Bank Funded) Sujala –III Project.
 
Date 2021-07-24T08:43:29Z
2021-07-24T08:43:29Z
2019-12-31
 
Type Project Report
 
Identifier RajendraHegde,K.V.Niranjana,S.Srinivas,K.M.Nair,B.A.Dhanorkar,R.S.ReddyandS.K.Singh(2016).“LandResourceandHydrologicalInventoryofHongahalliSub-watershedforWatershedPlanningandDevelopment,GundlupetTaluk,ChamarajanagarDistrict,Karnataka”,SujalaSWs-LRIAtlasNo.75,ICAR–NBSS&LUP,RC,Bangalore.p.47.
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http://krishi.icar.gov.in/jspui/handle/123456789/49812
 
Language English
 
Relation 75;
 
Publisher ICAR::National Bureau of Soil Survey and Land Use Planning, Regional Centre, Bengaluru & Watershed Development Department, Govt. of Karnataka (Sujala-III Project)