Land Resource and Hydrology Inventory of Alur Sub-watershed for Watershed Planning and Development Aland Taluk, KalaburagiDistrict, Karnataka (AESR 6.2)
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Title |
Land Resource and Hydrology Inventory of Alur Sub-watershed for Watershed Planning and Development Aland Taluk, KalaburagiDistrict, Karnataka (AESR 6.2)
Not Available |
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Creator |
RajendraHegde,K.V.Niranjana,S.Srinivas,K.M.Nair,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
Theaverageannualrainfallof772mmintheAlursub-watershedasrecordedfromtheKhajuriStationdata. 76percent,16percentand8percentoftheannualrainfalloccursduringkharif,rabiandSummerseasonsrespectivelyandexhibitedahighertemporalvariability. Theevapotranspirationestimatedindicatesthatthewatershedwaterbalanceisinsustainablecondition. Theestimatedrunoffavailabletouseis37mmforanaverageannualrainfallof793mm(2009-2017).Theutilizablegroundwateris37.8mm(70%of54mmrechargeestimated).Thismeansthetotalavailablewaterresourcecombiningthesoilmoisturestoreforkharif&rabi(140mm)andutilizablerunoffplusrechargeis215(=140+37+38) Theaverageactualevapotranspirationestimatedinthewatershedbasedonthecurrentlanduseandirrigationpracticesforthekharifandrabiseasonsis524mm.Hencetheamountofwateruseforkharifandrabiseasonsmaybeestimatedas655mm(i.e125%ofAET).Thisdemandforthetwoseasonsishigherby440mm,i.e.(655-215).TheAETinJune-Septmonthsisonly59%ofrainfall.Hence,thereisagoodopportunitytoharvesttheexcesswaterthroughwatershedmanagementpracticesforutilizingduringrabiseason. ThetotalnumberofwellspresentinAlurSub-watershedasperLRIdatais152(56-Borewells&96-Openwells).Theground water level depicts shallow ground water(3-4m)duringtheyears2008-2017. Watershed Development Department, Government of Karnataka (World Bank Funded) Sujala –III Project. |
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Date |
2021-07-24T08:39:46Z
2021-07-24T08:39:46Z 2019-12-31 |
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Type |
Project Report
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Identifier |
RajendraHegde,K.V.Niranjana,S.Srinivas,K.M.Nair,B.A.Dhanorkar,R.S.ReddyandS.K.Singh(2016).“LandResourceandHydrologicalInventoryofAlurSub-watershedforWatershedPlanningandDevelopment,AlandTaluk,KalaburagiDistrict,Karnataka”,SujalaSWs-LRIAtlasNo.82,ICAR–NBSS&LUP,RC,Bangalore.p.48.
Not Available http://krishi.icar.gov.in/jspui/handle/123456789/49805 |
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Language |
English
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Relation |
82;
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Publisher |
ICAR::National Bureau of Soil Survey and Land Use Planning, Regional Centre, Bengaluru & Watershed Development Department, Govt. of Karnataka (Sujala-III Project)
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