CONTENTS CERTIFICATE 1 UNDERTAKING 2 DISCLAIMER 3 ACKNOWLEDGEMENTS 4 List of Figures 7 List of Tables 8 Executive Summary 10 1. Introduction 14 1.1 Rationale 14 1.2 Aim of the research 15 1.3 Objectives 15 1.4 Scope of the study 15 1.5 Limitations 16 1.6 Methodology 16 2. Literature review 20 2.1 Urban Water 20 2.2 Why Harvest rain water 21 2.3 Traditional Rain water harvesting techniques 23 2.4 Types of Rain Water harvesting systems 26 2.5 Existing Legislations on Rain water harvesting 28 2.6 Challenges to rain water harvesting 29 3. About the site 38 3.1 Profile of the city 38 3.2 Water Supply in Hyderabad 39 3.3 Ground water and rain fall conditions 42 3.3.1 Ground water 42 3.3.2 Rainfall 44 3.3.3 Link between Ground water and Rainfall 46 3.4 State of Rain water harvesting In Hyderabad 47 3.5 How does Rain water harvesting work in Hyderabad? 49 3.6 Selected Study areas 50 3.6.1 Kukatpally 51 3.6.2 Maredpally 53 4. Study findings and analysis 57 4.1 Identified stakeholders 57 4.2 Public (Government officials) 58 4.3 Private (contractors and Architects) 62 4.3.1 Architects 63 4.3.2 Contractors 66 4.4 Residents 68 4.4.1 Maredpally 68 4.4.2 Kukatpally 73 5. Recommendations and conclusion 80 5.1 Identifying the root causes 80 5.2 Possible Solutions 81 5.2.1 Public Awareness 81 5.2.2 Technical Knowhow 84 5.2.3 System Management 85 5.2.4 System Management 86 1. References 89 ANNEXURES 92 ANNEXURE I 93 ANNEXURE II 95 ANNEXURE III 97 ANNEXURE IV 98