Vaduj) Taluka, Satara District, Maharashtra (Part-I)
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Draft Report क� द्र�यभू�म �ल बो जल संसाधन, नद� �वकास और गंगा संर�ण मंत्रा भारत सरकार Central Ground Water Board Ministry of Water Resources, River Development and Ganga Rejuvenation Government of India Report on AQUIFER MAPS AND GROUND WATER MANAGEMENT PLAN Khatav (Vaduj) Taluka, Satara District, Maharashtra (Part-I) म鵍ा �ेत, नागपुर Central Region, Nagpur Zzzz/AMP/2017 – for official use only भारत सरकार Government of India PART -I जल संसाधन, नदी िवकास एवं गंगा संरक् णमं ं�ा Ministry of Water Resources, River Development & Ganga Rejuvenation के न ् ी ा भूिणजल बोडर CENTRAL GROUND WATER BOARD AQUIFER MAPS AND GROUND WATER MANAGEMENT PLANS, KHATAV (VADUJ) TALUKA, SATARA DISTRICT, MAHARASHTRA KHATAV (VADUJ) TALUKA, SATARA DISTRICT, MAHARASHTRA खटाव (वडुज) तालुका, सातारा िजल्ा, म्ाराष् णधा क्ष, नागपुर/ Central Region, Nagpur 2017 March 2017 माचर / PART-I AQUIFER MAPS AND GROUND WATER MANAGEMENT PLANS, KHATAV (VADUJ) TALUKA, SATARA DISTRICT, MAHARASHTRA CONTRIBUTORS Principal Authors Anu Radha Bhatia : Scientist-D (Sr. Hydrogeologist) J. R. Verma : Scientist-D Supervision & Guidance D. Subba Rao : Regional Director Dr. P.K. Jain : Supdtg. Hydrogeologist Sourabh Gupta : Sr. Hydrogeologist A. B. Kavade : Sr. Hydrogeologist Hydrogeology, GIS maps and Management Plan J. R. Verma : Scientist-D Hydrogeological Data Acquisition and Groundwater Exploration Catherine Louis : Scientist-B Junaid Ahmad : Scientist-B Chemical Analysis Dr. Devsharan Verma : Scientist B (Chemist) Dr. Rajni Kant Sharma : Scientist B (Chemist) T. Dinesh Kumar : Assistant Chemist 2 AQUIFER MAPS AND GROUND WATER MANAGEMENT PLANS, KHATAV (VADUJ) TALUKA, SATARA DISTRICT, MAHARASHTRA CONTENTS 1 INTRODUCTION ............................................................................................................ 1 1.1 Objective and Scope 1 1.2 Approach and Methodology 2 1.3 Study area 3 1.4 Data Adequacy and Data Gap Analysis: 5 1.5 Data Gap Identification 5 1.6 Climate and Rainfall 5 1.7 Physiography 8 1.8 Geomorphology 11 1.9 Land Use, Agriculture, Irrigation and Cropping Pattern 9 1.10 Hydrology and Drainage 13 1.11 Prevailing Water Conservation and Recharge Practices Error! Bookmark not defined. 2 DATA COLLECTION AND GENERATION ........................................................................ 17 2.1 Data Collection and Compilation 17 2.2 Data Generation 17 3 DATA INTERPRETATION, INTEGRATION AND AQUIFER MAPPING ............................... 25 3.1 Hydrogeology 25 3.2 Ground Water Quality 36 3.3 3-D and 2-D Aquifer Disposition 39 3.4 Aquifer Characteristics 46 4 GROUND WATER RESOURCES ..................................................................................... 52 4.1 Ground Water Resources – Aquifer-I 52 4.2 Ground Water Resources – Aquifer-II 54 5 GROUND WATER RELATED ISSUES .............................................................................. 56 5.1 Over Exploitation of Ground Wate 56 5.2 Declining water level 57 5.3 Low Ground Water Potential / Limited Aquifer Thickness / Sustainability 58 5.4 Low rainfall and droughts 59 6 MANAGEMENT STRATEGY .......................................................................................... 60 6.1 Aquifer Management Plan for Khatav taluka 60 7 SUM UP & RECOMMENDATIONS ....................................... 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Bookmark not defined. 3 List of Figures / Annexure Fig. 1.1a: Index map, Khatav (Vaduj) Taluka, Satara District, Maharastra ................................ 3 Fig. 1.1b: Administrative map., Taluka, Satara District, Maharastra ......................................... 4 Fig 1.2: Locations of Existing Exploratory Wells and Ground Water Monitoring Wells. ............ 6 Fig.1.3: Annual Normal Rainfall .................................................................................................. 7 Fig.1.4: l Rainfall 2016 ................................................................................................................. 8 Fig.1.5: Physiography ................................................................................................................ 10 Fig.1.6: Geomorphology ........................................................................................................... 14 Fig.1.7: Land Use ....................................................................................................................... 12 Fig.1.8: Hydrology and Drainage ............................................................................................... 15 Fig.1.9: Watershedl ................................................................................................................... 17 Fig.2.1: Locations of Exploratory Wells and Key Observation Wells ........................................ 20 Fig.2.2: Locations of Micro Level Hydrogeological Data Acquisition Wells .............................. 22 Fig.2.3: Soil Infiltration Plots .................................................................................................... 21 Fig.2.4: Soil Infiltration Plots ..................................................................................................... 22 Fig.2.5: Geology ........................................................................................................................ 23 Fig.2.6: Basaltic flows ............................................................................................................................. 24 Fig. 3.1: Hydrogeology .............................................................................................................. 27 Fig. 3.2: Premonsoon (May 2016) Depth to Water Level of Aquifer-I (Shallow Aquifer) ......... 28 Fig. 3.3: Postmonsoon (Nov. 2016) Depth to Water Level of Aquifer-I (Shallow Aquifer) ....... 29 Fig. 3.4: Seasonal Fluctuation of Water Level .............................. 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Fig. 3.5: Premonsoon Water Table Elevation (May 2016) ........................................................ 31 Fig. 3.6: Premonsoon Water Level Trend (May 2007-16) of Aquifer-I (Shallow Aquifer) ........ 32 Fig. 3.7: Postmonsoon Water Level Trend (Nov. 2007-16) of Aquifer-I (Shallow Aquifer) ...... 33 Fig. 3.8: Premonsoon Depth to Water Level of Aquifer-II (Deeper Aquifer) ............................ 34 Fig. 3.9: Postmonsoon Depth to Water Level of Aquifer-II (Deeper Aquifer) .......................... 35 Fig. 3.10: Ground water quality Aquifer-I (Shallow Aquifer) ................................................... 37 Fig. 3.11: Ground water quality Aquifer-II (Deeper Aquifer) ................................................... 38 Fig.3.13: Fence Diagram ............................................................................................................ 40 Fig.3.12: 3-D disposition of Aquifers ......................................................................................... 39 Fig.3.14: 3-D disposition of Aquifers(Litholog)......................................................................................41 Fig. 3.15: 2-D disposition of Aquifer-I ....................................................................................... 42 Fig. 3.16: 2-D disposition of Aquifer-II ...................................................................................... 43 Fig. 3.17: Aquifer map ............................................................................................................... 43 Fig.3.18: Hydrogeological Cross Section A-A'.......................................................................................45 Fig.3.19: Hydrogeological Cross Section B-B'........................................................................................44 Fig.3.20: Hydrogeological Cross Section C-C’ ............................................................................ 44 Fig.3.21: Hydrogeological Cross Section D-D’ ........................................................................... 45 Fig. 3.22: Aquifer-I – Yield Potential ......................................................................................... 49 Fig. 3.23: Aquifer-II – Yield Potential ........................................................................................ 50 Fig. 3.24: Cumulative Yield Potential....................................................................................................51 Fig.4.1: Recharge from various sources .................................................................................... 54 Fig. 4.2: Aquifer-II – Fractured rock thickness.......................................................................................55 Fig. 5.1:Stage of ground water development ........................................................................... 56 Fig. 5.2:Ground water draftt ..................................................................................................... 57 Fig. 5.3 Premonsoon water level trend..................................................................................................57 Fig. 5.4 Postmonsoon water level trend................................................................................................57 Fig.5.5: Aquifer-I – Yield Potential ............................................................................................ 58 4 Fig. 3.22: Aquifer-II– Yield Potential ......................................................................................... 59 Fig.6.1: Artificial recharge structuret ........................................................................................ 62 Fig.6.2: Area proposed for drip irrigation...........................................................................................63