Doc No: FR – MR Transboundary Water Management in SADC DAM SYNCHRONISATIONTransboundary Water AND ManagementFLOOD RELEASES in SADC IN DAM SYNCHRONISATIONTHE ZAMBEZI RIVER BASINAND PROJECTFLOOD RELEASES IN THE ZAMBEZI RIVER BASIN PROJECT Final Report Executive Summary 31 March 2011 SWRSD ZambeziAnnex Basin Joint Venture 1 Summary Report of Compiled Literature and Existing Studies, Geodata, Measuring / Gauging Stations and Available Data 31 March 2011 SWRSD Zambezi Basin Joint Venture This report is part of the Dam Synchronisation and Flood Releases in the Zambezi River Basin project (2010-2011), which is part of the programme on Transboundary Water Management in SADC. To obtain further information on this project and/or progamme, please contact: Mr. Phera Ramoeli Senior Programme Officer (Water) Directorate of Infrastructure and Services SADC Secretariat Private Bag 0095 Gaborone Botswana Tel: +267 395-1863 Email: [email protected] Mr. Michael Mutale Executive Secretary Interim ZAMCOM Secretariat Private Bag 180 Gaborone Botswana Tel: +267 365-6670 or +267 365-6661/2/3/4 Email: [email protected] DAM SYNCHRONISATION AND FLOOD RELEASES IN THE ZAMBEZI RIVER BASIN PROJECT: ANNEX 1 OF FINAL REPORT Table of Contents TABLE OF CONTENTS .....................................................................................................................................I LIST OF TABLES ............................................................................................................................................... II LIST OF FIGURES ........................................................................................................................................... III LIST OF ACRONYMS ....................................................................................................................................... IV EXECUTIVE SUMMARY ................................................................................................................................. VI 1 INTRODUCTION ....................................................................................................................................... 1 2 PURPOSE AND STRUCTURE OF THIS REPORT ............................................................................. 2 3 ZAMWIS DATABASE ................................................................................................................................ 3 3.1 LITERATURE .............................................................................................................................................. 3 3.1.1 Angola .............................................................................................................................................. 4 3.1.2 Botswana ........................................................................................................................................... 6 3.1.3 General .............................................................................................................................................. 8 3.1.4 Malawi ............................................................................................................................................ 10 3.1.5 Mozambique ..................................................................................................................................... 13 3.1.6 Namibia .......................................................................................................................................... 15 3.1.7 Tanzania ......................................................................................................................................... 17 3.1.8 Zambia............................................................................................................................................ 18 3.1.9 Zimbabwe ........................................................................................................................................ 23 3.2 DATA ...................................................................................................................................................... 24 3.2.1 Angola ............................................................................................................................................ 24 3.2.2 Botswana ......................................................................................................................................... 26 3.2.3 Malawi ............................................................................................................................................ 27 3.2.4 Mozambique ..................................................................................................................................... 29 3.2.5 Namibia .......................................................................................................................................... 34 3.2.6 Tanzania ......................................................................................................................................... 34 3.2.7 Zambia............................................................................................................................................ 35 3.2.8 Zimbabwe ........................................................................................................................................ 45 3.3 MAPS ....................................................................................................................................................... 48 3.4 OBSERVATIONS ON CURRENT ZAMWIS .................................................................................................. 49 4 OTHER LITERATURE AND DATA IN HAND ................................................................................. 50 4.1 LITERATURE ............................................................................................................................................ 50 4.2 DATA ...................................................................................................................................................... 53 4.3 MAPS ....................................................................................................................................................... 54 5 MODELS ................................................................................................................................................... 56 6 METADATA FILES ................................................................................................................................. 57 7 CONCEPTS AND RECOMMENDATIONS ........................................................................................ 58 7.1 CONCEPTS FOR DATA AND INFORMATION SHARING ................................................................................ 58 7.2 RECOMMENDATIONS FOR DATA AND INFORMATION SHARING ................................................................ 58 REFERENCES ................................................................................................................................................... 61 i DAM SYNCHRONISATION AND FLOOD RELEASES IN THE ZAMBEZI RIVER BASIN PROJECT: ANNEX 1 OF FINAL REPORT List of Tables TABLE 3.1: ZAMWIS LITERATURE DATABASE FOR ANGOLA (SOURCE: ZAMWIS) ....................................................... 4 TABLE 3.2: ZAMWIS LITERATURE DATABASE FOR BOTSWANA(SOURCE: ZAMWIS) .................................................... 6 TABLE 3.3: GENERAL ZAMWIS LITERATURE DATABASE (NOT COUNTRY SPECIFIC) (SOURCE: ZAMWIS) ............... 8 TABLE 3.4: ZAMWIS LITERATURE DATABASE FOR MALAWI (SOURCE: ZAMWIS) ...................................................... 10 TABLE 3.5: ZAMWIS LITERATURE DATABASE FOR MOZAMBIQUE (SOURCE: ZAMWIS) ........................................... 13 TABLE 3.6: ZAMWIS LITERATURE DATABASE FOR NAMIBIA (SOURCE: ZAMWIS) ..................................................... 15 TABLE 3.7: ZAMWIS LITERATURE DATABASE FOR TANZANIA (SOURCE: ZAMWIS) .................................................. 17 TABLE 3.8: ZAMWIS LITERATURE DATABASE FOR ZAMBIA (SOURCE: ZAMWIS) ....................................................... 18 TABLE 3.9: ZAMWIS LITERATURE DATABASE FOR ZIMBABWE (SOURCE: ZAMWIS) ................................................. 23 TABLE 3.10: ZAMWIS- AVERAGE MONTHLY RAINFALL - ANGOLA ............................................................................... 24 TABLE 3.11: ZAMWIS - AVERAGE MONTHLY TEMPERATURE, PRECIPITATION, RELATIVE HUMIDITY AND CLOUD COVER - ANGOLA ................................................................................................................................................ 25 TABLE 3.12: ZAMWIS - HYDATA TIME SERIES - BOTSWANA ........................................................................................ 26 TABLE 3.13 ZAMWIS - RIVER FLOW DATA AND INFORMATION - MALAWI .................................................................. 27 TABLE 3.14: ZAMWIS - MAXIMUM & MINIMUM TEMPERATURES - MALAWI ................................................................ 28 TABLE 3.15: ZAMWIS - RAINFALL DATA AND INFORMATION – MALAWI ..................................................................... 28 TABLE 3.16: ZAMWIS - DAILY WATER LEVELS – MOZAMBIQUE ................................................................................... 29 TABLE 3.17: ZAMWIS - DAILY RAINFALL - MOZAMBIQUE ............................................................................................... 30 TABLE 3.18: ZAMWIS