Analysis of ‘Regeneration of Diversion Based Irrigation System and Integrated Livelihood Development’ Report of Phase 1 Study Technology and Development Solutions Cell Centre for Technology Alternatives for Rural Areas Indian Institute of Technology Bombay Powai, Mumbai 400076 March 2017 Team Swapnil Jadhav – [email protected] Ankita Prayag– [email protected] Mahesh Labade–[email protected] Yatin Diwakar – [email protected] Student contributors Gopal Chavan – Ph.D. CTARA, IIT Bombay Pooja Prasad – Ph.D. CTARA, IIT Bombay Hemant Belsare – Ph.D. CTARA, IIT Bombay Anish Holla – M.Tech. CTARA, IIT Bombay Advisors Prof. Om Damani Department of Computer Science and Engineering and CTARA [email protected] Homepage: http://www.cse.iitb.ac.in/~damani/ Prof. Purushottam Kulkarni Department of Computer Science and Engineering and CTARA [email protected] Homepage: http://www.cse.iitb.ac.in/~puru/ Prof. Milind Sohoni Department of Computer Science and Engineering and CTARA [email protected] Homepage: http://www.cse.iitb.ac.in/~sohoni/ Technology and Development Solutions Cell (TDSC) Centre for Technology Alternatives for Rural Areas Indian Institute of Technology Bombay Powai, Mumbai 400076 Maharashtra, India. Telephone: (022) 25767870 Telefax: (022) 25767874 www.ctara.iitb.ac.in/tdsc ii Table of Contents Executive Summary ............................................................................................................... viii 1 Introduction ........................................................................................................................ 1 1.1 Background ................................................................................................................. 1 1.2 Study Area ................................................................................................................... 1 1.3 Scope of Work for Phase 1:......................................................................................... 4 1.3.1 Deliverables ......................................................................................................... 4 2 Description of Study Area ................................................................................................. 5 2.1 Sinnar Block ................................................................................................................ 5 2.2 Devnadi Watershed ..................................................................................................... 5 2.2.1 Devnadi elevation profile ..................................................................................... 6 2.3 Diversion Based Irrigation (DBI) Systems ................................................................. 7 2.3.1 Components of DBI ............................................................................................. 8 2.4 Past Studies and Available Data.................................................................................. 8 2.4.1 Yuva Mitra ........................................................................................................... 8 2.4.2 Existing GIS representation of DBIs ................................................................... 8 2.4.3 Research work ...................................................................................................... 9 2.4.4 Discharge data ...................................................................................................... 9 3 Hydrology Study .............................................................................................................. 12 3.1 Methodology ............................................................................................................. 12 3.1.1 Measuring infiltration rate ................................................................................. 12 3.1.2 Discharge measurement of feeder streams ........................................................ 13 3.2 Findings ..................................................................................................................... 15 4 Village level GIS Mapping of DBI Structures ................................................................. 16 4.1 Methodology ............................................................................................................. 16 4.2 Benefits of Mapping .................................................................................................. 16 4.3 Konambe ................................................................................................................... 17 4.4 Sonambe .................................................................................................................... 19 4.5 Wadgaon Sinnar ........................................................................................................ 22 4.6 Sinnar ........................................................................................................................ 23 4.7 Kundewadi ................................................................................................................ 25 4.8 Musalgaon ................................................................................................................. 26 4.9 Datali ......................................................................................................................... 28 iii 4.10 Khopadi Budruk .................................................................................................... 29 4.11 Khopadi Khurd ...................................................................................................... 30 4.12 Deopur ................................................................................................................... 31 5 Detailed analysis of Wadgaon Sinnar and Deopur villages ............................................. 32 5.1 Wadgaon Sinnar ........................................................................................................ 32 5.1.1 Methodology ...................................................................................................... 32 5.1.2 Area division for analysis .................................................................................. 32 5.1.3 Sampling of wells .............................................................................................. 33 5.1.4 Socio-economic survey ...................................................................................... 33 5.1.5 Well analysis ...................................................................................................... 36 5.1.6 Command and Non-command area ................................................................... 37 5.1.7 Findings.............................................................................................................. 38 5.2 Deopur ....................................................................................................................... 39 5.2.1 Methodology ...................................................................................................... 39 5.2.2 Well measurements by Yuva Mitra Data (YM) ................................................. 40 5.2.3 Marking and analysis of wells ........................................................................... 40 5.2.4 Socio-economic survey ...................................................................................... 41 5.2.5 Impact of canal on good recharge ...................................................................... 43 5.2.6 Cross-section Analysis ....................................................................................... 43 5.2.7 Command Area and Zones ................................................................................. 45 5.2.8 Findings.............................................................................................................. 47 6 Inferences and Action items............................................................................................. 48 6.1 Inferences .................................................................................................................. 48 6.2 Action Items .............................................................................................................. 49 6.3 Future research .......................................................................................................... 50 7 Appendix A ...................................................................................................................... 51 8 Appendix B ...................................................................................................................... 53 9 Appendix C ...................................................................................................................... 57 10 Appendix D ...................................................................................................................... 61 11 Appendix E ...................................................................................................................... 64 12 Appendix F....................................................................................................................... 65 iv List of Figures Figure 1: Location map (Sinnar block) ...................................................................................... 1 Figure 2: Villages studied .......................................................................................................... 2 Figure 3: Study area map ..........................................................................................................