Sector C Agricultural and Fishery Water Management Sector C. Agricultural and Fishery Water Management Table of Contents Pages C.1 Present Conditions of Agricultural and Fishery .................................................................. C-1 C.1.1 Characteristics of Agriculture and Fishery in the Study Area ............................... C-1 C.1.1.1 Agriculture ................................................................................................. C-1 C.1.1.2 Fishery ....................................................................................................... C-2 C.1.1.3 Irrigation Development in the Study Area ................................................. C-3 C.1.1.4 Projected Future Irrigation Projects ........................................................... C-5 C.1.2 Estimated Water Demand for Agriculture and Fishery ......................................... C-7 C.1.2.1 Irrigation Water Demand ........................................................................... C-7 C.1.2.2 Other Water Demands ...............................................................................C-11 C.1.3 Water Charge related to Irrigation ....................................................................... C-12 C.1.3.1 Irrigation Service Fee (ISF) ..................................................................... C-12 C.1.3.2 Collection Ratio of ISF ............................................................................ C-12 C.2 Problems and Issues of Agriculture/Irrigation and Fishery Sector on IWRM Plan ...... C-14 C.2.1 General ................................................................................................................ C-14 C.2.2 Problems and Issues on Water Shortage ............................................................. C-14 C.2.2.1 Water Shortage and in Existing Irrigation Systems ................................. C-14 C.2.2.2 Delay of Large Scale Irrigation Development Projects ........................... C-14 C.2.2.3 Water Shortage in AMRIS ....................................................................... C-14 C.2.3 Problems and Issues on Low irrigation Efficiency ............................................. C-15 C.2.3.1 Insufficient and Deterioration of Irrigation Facilities .............................. C-15 C.2.3.2 Insufficient Water Management ............................................................... C-15 C.2.4 Other Problems and Issues .................................................................................. C-15 C.2.4.1 Water Quality ........................................................................................... C-15 C.2.4.2 Depletion of Groundwater ....................................................................... C-15 C.2.4.3 Flood Damage to Irrigation System and Fishpond .................................. C-15 C.3 Projects as Components of the Proposed IWRM Plan ...................................................... C-16 C.3.1 National and Regional Development Strategy on Agriculture and Fishery ........ C-16 C.3.1.1 National Policy for Agriculture Sector .................................................... C-16 C.3.1.2 Regional Policy for Agriculture Sector ................................................... C-16 C.3.1.3 Strategic Agriculture and Fishery Development Zone (SAFDZ) ............ C-16 C.3.2 Projects as the Countermeasures against the Problems and Issues on Agriculture/Irrigation and Fishery ...................................................................... C-17 C.3.2.1 Projects/Programs to Deal with Water Shortage ...................................... C-22 C.3.2.2 Projects to Address Low Irrigation Efficiency ........................................ C-26 C.3.2.3 Projects/Programs to Address Sustainable Development of Fishery ....... C-27 C.3.2.4 Inter-Sector Projects/Programs to Address Other Issues ......................... C-28 C.3.3 Project Cost ......................................................................................................... C-28 i List of Tables List of Tables in Report Table C. 1.1.1 Paddy Production by Province in 2008 ........................................................... C-1 Table C. 1.1.2 Production of Major Crops other than Paddy in 2008 ..................................... C-2 Table C. 1.1.3 Fish Production by Province in 2008 .............................................................. C-2 Table C. 1.1.4 Major Fish Production by Type in Region III in 2008 .................................... C-3 Table C. 1.1.5 Type of Irrigation System in the Study Area ................................................... C-4 Table C. 1.1.6 Summary of National Irrigation System (NIS) in the Study Area ................... C-4 Table C. 1.1.7 Summary of Existing Communal Irrigation System (CIS) in the Study Area ................................................................................................................. C-5 Table C. 1.1.8 Summary of Small Scale Irrigations under BSWM in the Study Area ............ C-5 Table C. 1.1.9 Summary of On-going National Irrigation Projects ........................................ C-6 Table C. 1.1.10 Summary of Proposed National Irrigation Projects ......................................... C-6 Table C. 1.1.11 Summary of Proposed Small Scale Irrigations under BSWM ......................... C-7 Table C. 1.2.1 Summary of Existing NISs for Water Balance Study ...................................... C-8 Table C. 1.2.2 Estimated Diversion Water Demands for Existing NISs ................................. C-9 Table C. 1.2.3 Re-Use Rate for UPRIIS .................................................................................. C-9 Table C. 1.2.4 Estimated Net Diversion Water Demands for Existing NISs .......................... C-9 Table C. 1.2.5 Estimated Total Water Demands for Existing CISs and Small Scale Irrigations ........................................................................................................ C-9 Table C. 1.2.6 Summary of Projected Future NISs for Water Balance Study ....................... C-10 Table C. 1.2.7 Estimated Diversion Water Demands for Projected Future NISs .................. C-10 Table C. 1.2.8 Estimated Net Diversion Water Demands for Projected Future NISs ........... C-10 Table C.1.2.9 Estimated Total Water Demands for Projected Future CISs and Small Scale Irrigations ............................................................................................. C-10 Table C. 1.2.10 Estimated Present and Future Irrigation Water Demand for Groundwater Source in the Study Area ................................................................................C-11 Table C. 1.2.11 Estimated Fisheries Water Demand in the Study Area ...................................C-11 Table C. 1.2.12 Estimated Livestock Water Demand in the Study Area ................................. C-12 Table C. 1.3.1 Historical Trend of Irrigation Water Charges of NISs in and around the Study Area ..................................................................................................... C-12 Table C. 1.3.2 Annual Collection Ratio of Irrigation Service Fees for National Irrigation System ........................................................................................... C-13 Table C. 3.1.1 Strategic Agriculture and Fishery Development Zone by Province .............. C-17 Table C. 3.2.1 On-going, Proposed and Conceptual Projects related to Problems and Issues on Agriculture/Irrigation and Fishery ................................................. C-19 Table C. 3.2.2 List of On-going, Proposed and Conceptual Programs and Projects for Agriculture/Irrigation and Fishery ................................................................. C-21 Table C. 3.2.3 Summary of NIA On-going Regular Program ............................................... C-22 Table C. 3.2.4 Summary of NIA Planned Regular Program ................................................. C-25 Table C. 3.2.5 Summary of Estimated Potential Small Scale Irrigations under BSWM ...... C-26 List of Annex Tables Annex-T C.1.2.1 Summary of Existing CISs and Small Scale Irrigations in Water Balance Catchment .................................................................................... CT-1 Annex-T C.1.2.2 Estimated Diversion Water Demands for Existing CISs and Small Scale Irrigations ......................................................................................... CT-2 ii Annex-T C.1.2.3 Summary of Projected Future CISs and Small Scale Irrigations in Water Balance Catchment .......................................................................... CT-3 Annex-T C.1.2.4 Estimated Diversion Water Demand for Projected Future CISs and Small Scale Irrigations ............................................................................... CT-4 Annex-T C.1.2.5 Estimated Irrigation Water Demand for Groundwater Source by Municipality/City ....................................................................................... CT-5 Annex-T C.1.2.6 Estimated Fisheries Water Demand by Water Balance Catchment .......... CT-6 Annex-T C.1.2.7 Estimated Livestock Water Demand by City/Municipality ....................... CT-7 Annex-T C.3.2.1 Project Profile for Agricultural Sector ....................................................... CT-8 Annex-T C.3.2.2 Regular Programs on Rehabilitation and Development on NIA Assisted Irrigation System ....................................................................... CT-24 Annex-T C.3.2.3 List of Small Water Impounding