Land Resource and Hydrological Inventory of KavalurSub-watershed for Watershed Planning and Development Koppal Taluk, Koppal District, Karnataka (AESR 3.0)
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Title |
Land Resource and Hydrological Inventory of KavalurSub-watershed for Watershed Planning and Development Koppal Taluk, Koppal District, Karnataka (AESR 3.0)
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Creator |
RajendraHegde,K.V.Niranjana,S.Srinivas,B.A.Dhanorkar,R.S.ReddyandS.K.Singh
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Subject |
Details of Hydrology, Rainfall and evaporation characteristics, Budyko curve, Water budget Rain water harvesting – Sujala-III Project
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Description |
Not Available
Theaverageannualrainfallof631mmintheKavalursub-watershedasrecordedfromtheAlavandistationdatabyKSNDMC. 60%,21%and19%oftheannualrainfalloccursduringkharif,rabiandsummerseasonsrespectivelyandexhibitedahighertemporalvariability. Theevapotranspirationestimationtooldevelopedindicatesthatthewatershedwaterbalanceisindeficit.Thecropping&irrigationchoicesareinappropriateandneededtobealtered. Theestimatedrunoffavailabletouseis4mmforanaverageannualrainfallof584mm(2009-2017).Theutilizablegroundwateris31mm(70%of44mmrechargeestimated).Thismeansthetotalavailablewaterresourcecombiningthesoilmoisturestoreforkharif&rabi(224mm)andutilizablerunoffplusrechargeis259(=224+31+4) Theaverageactualevapotranspirationestimatedinthewatershedbasedonthecurrentlanduseandirrigationpracticesforthekharifandrabiseasonsis502mm.Hencetheamountofwateruseforkharifandrabiseasonsmaybeestimatedas627mm(i.e125%ofAET).Thisdemandforthetwoseasonsishigherby368mm,i.e.(627-259).TheAETinJune-Septmonthsismorethanrainfall.Hence,thereisalessopportunitytoharvesttheexcesswaterthroughwatershedmanagementpracticesforutilizingduringrabiseason. ThetotalnumberofwellspresentinKavalurSub-watershedasperLRIdataare191(190-Borewells&1-Openwell).ThegroundwaterlevelwasfoundfromthedataobtainedfromKSNDMCfortheneareststationHireshindhogi.Deepestlevelwasfoundin2009year. Watershed Development Department, Government of Karnataka (World Bank Funded) Sujala –III Project |
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Date |
2021-07-25T02:06:49Z
2021-07-25T02:06:49Z 2019-12-31 |
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Type |
Project Report
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Identifier |
RajendraHegde,K.V.Niranjana,S.Srinivas,B.A.Dhanorkar,R.S.ReddyandS.K.Singh(2019).“LandResourceandHydrologicalInventoryofKavalurSub-watershed(SWs)forWatershedPlanningandDevelopment,KoppalTaluk,KoppalDistrict,Karnataka”,SujalaSWs-LRIAtlasNo.12,ICAR–NBSS&LUP,RC,Bangalore.p.64.
Not Available http://krishi.icar.gov.in/jspui/handle/123456789/50061 |
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Language |
English
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Relation |
12;
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Publisher |
ICAR::National Bureau of Soil Survey and Land Use Planning, Regional Centre, Bengaluru & Watershed Development Department, Government of Karnataka (Sujala-III Project)
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