Land Resource & Hydrology Inventory of Hadgali Sub-watershed for Watershed Planning and Development Shirahatti Taluk, Gadag District, Karnataka (AESR 6.4)
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Title |
Land Resource & Hydrology Inventory of Hadgali Sub-watershed for Watershed Planning and Development Shirahatti Taluk, Gadag District, Karnataka (AESR 6.4)
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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
Theaverageannualrainfallof685mmintheHadgalisub-watershedasrecordedfromtheShirahattistationdatabyKSNDMC. 57%,22%and20%oftheannualrainfalloccursduringkharif,rabiandsummerseasonsrespectivelyandexhibitedahighertemporalvariability. Theevapotranspirationestimationtooldevelopedindicatesthatthewatershedwaterbalanceisindeficit.Thecropping&irrigationchoicesarenotappropriateandneedtobealteredtoshiftthedeficitwaterbalance. Theestimatedrunoffavailabletouseis45mmforanaverageannualrainfallof619mm(2009-2017).Theutilizablegroundwateris77mm(70%of110mmrechargeestimated).Thismeansthetotalavailablewaterresourcecombiningthesoilmoisturestoreforkharif&rabi(115mm)andutilizablerunoffplusrechargeis237(=115+77+45) Theaverageactualevapotranspirationestimatedinthewatershedbasedonthecurrentlanduseandirrigationpracticesforthekharifandrabiseasonsis547mm.Hencetheamountofwateruseforkharifandrabiseasonsmaybeestimatedas684mm(i.e125%ofAET).Thisdemandforthetwoseasonsishigherby447mm,i.e.(684-237).TheAETinJune-Septmonthsis97%ofrainfall.Hence,thereisalessopportunitytoharvesttheexcesswaterthroughwatershedmanagementpracticesforutilizingduringrabiseason. ThetotalnumberofwellspresentinHadgaliSub-watershedasperLRIdatais62(44-Borewellsand18-Openwells).ThegroundwaterlevelwasfoundfromthedataobtainedfromKSNDMCfortheneareststationBelhatti.Deepestlevelswerefoundin2009. Watershed Development Department, Government of Karnataka (World Bank Funded) Sujala –III Project. |
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Date |
2021-07-24T08:58:33Z
2021-07-24T08:58:33Z 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).“LandResourceandHydrologicalInventoryofHadgaliSub-watershedforWatershedPlanningandDevelopment,ShirahattiTaluk,GadagDistrict,Karnataka”,SujalaSWs-LRIAtlasNo.66,ICAR–NBSS&LUP,RC,Bangalore.p.54.
Not Available http://krishi.icar.gov.in/jspui/handle/123456789/49820 |
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Language |
English
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Relation |
66;
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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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