Initial Environmental Examination Cambodia: Water Resources

Initial Environmental Examination Cambodia: Water Resources

Initial Environmental Examination July 2014 Cambodia: Water Resources Management Sector Development Project Prepared by Ministry of Water Resources and Meteorology for the Asian Development Bank. This initial environmental examination is a document of the borrower. The views expressed herein do not necessarily represent those of ADB's Board of Directors, Management, or staff, and may be preliminary in nature. In preparing any country program or strategy, financing any project, or by making any designation of or reference to a particular territory or geographic area in this document, the Asian Development Bank does not intend to make any judgments as to the legal or other status of any territory or area. Water Resources Management Sector Development Project Loan/Grand 2672-8253/0220_CAM (SF) INITIAL ENVIRONMENTAL EXAMINATION FOR TUMNUB O ANDENG SUBPROJECT overnment of Cambodia overnment Ministry of Water Resources of Water Resources Ministry (STUNG SEN SUB-BASIN) and and Meteorology, Royal G Asian Development Bank MAY 2014 ABBREVIATIONS ADB — Asian Development Bank AF — Administration of Fisheries AP — Affected Person DMS — Detailed Measurement Survey DP — Displaced Person EA — Executing Agency EIA — Environmental Impact Assessment EMP — Environmental Management Plan FWUG — Farmer Water Users Group ha — hectare IA — Implementing Agency IEE — Initial Environmental Examination IMO — Independent Monitoring Organization IRC — Inter-ministerial Resettlement Committee Km — Kilometer LAR — Land Acquisition and Resettlement m — meter MC — Main Canal MEF — Ministry of Economy and Finance mg/kg — milligram/kilogram MoE — Ministry of Environment MOWRAM — Ministry of Water Resources and Meteorology NGOs — Non-Government Organizations PAM — Project Administration Manual Provincial Department of Land Management Urban Planning and PDLMUPC — Construction PDoE — Provincial Department of Environment PDoWRAM or PDWRAM — Provincial Department of Water Resources and Meteorology PIU — Project Implementation Unit PMO — Program Management Office PRA — Participatory Rural Appraisal PRSC — Provincial Resettlement Sub-Committee PSU — Project Support Unit RIA — Resettlement Implementing Agency RP — Resettlement Plan SC — Supplementary Canal TA — Technical Assistance WRMSDP — Water Resources Management Sector Development Project WRPU — Water Resources Program Unit i TABLE OF CONTENTS ABBREVIATIONS ......................................................................................................................................................... i TABLE OF CONTENTS ............................................................................................................................................... ii LIST OF FIGURES...................................................................................................................................................... iii LIST OF TABLES ........................................................................................................................................................ iii 1. INTRODUCTION .................................................................................................................................................. 1 2. DESCRIPTION OF THE PROJECT .................................................................................................................... 2 3. DESCRIPTION OF THE PROJECT AREA ......................................................................................................... 5 3.1 Physical Environment ................................................................................................................................ 5 3.2 Biological Resources ............................................................................................................................... 11 3. Socio-economic Conditions ...................................................................................................................... 14 4. POTENTIAL ENVIRONMENTAL IMPACTS AND MITIGATION MEASURES ................................................. 19 4.1 Environmental Assessment Methodology .............................................................................................. 19 3.2 Environmental Impact Screening ............................................................................................................ 19 3.3 Environmental Problems Due to Project Location .................................................................................. 19 3.4 Environmental Problems Related to Design ........................................................................................... 20 3.5 Environmental Problems Associated with the Construction Phase ....................................................... 20 3.6 Environmental Problems Associated with the Operation Phase ............................................................ 21 5. INSTITUTIONAL REQUIREMENTS AND ENVIRONMENTAL MONITORING PLAN ..................................... 31 5.1 Project Implementation Arrangements and Institutional Responsibilities .............................................. 31 5.2 Grievance Redress ................................................................................................................................. 31 5.3 Environmental Monitoring Plan ............................................................................................................... 32 6. PUBLIC CONSULTATION AND INFORMATION DISCLOSURE..................................................................... 36 7. FINDINGS AND CONCLUSIONS ...................................................................................................................... 37 8. REFERRENCES: ............................................................................................................................................... 38 ii LIST OF FIGURES Figure 1: Location Map of O Andeng Sub-Project ..................................................................................................... 1 Figure 2: Layout of O Andeng Sub-project ................................................................................................................. 3 Figure 3: Sub-Basin Map of Stung Sen ...................................................................................................................... 4 Figure 4: Geological Map ............................................................................................................................................ 5 Figure 5: Photo of Soil in the Sub-project ................................................................................................................... 7 Figure 6: Mean Monthly Hydrograph of the Stung Sen at Kampong Thom ............................................................ 10 LIST OF TABLES Table 1: Areal Coverage of Soil Unit and Sub Unit in Stung Sen Sub-basin ............................................................ 6 Table 2: Chemical Properties of the Main Rice Soils in Cambodia ........................................................................... 7 Table 3: The Observed Monthly Rainfall Data at Kampong Thom Station, mm (1981-2011) ................................... 8 Table 4: Long-Term Monthly Rainfall in Millimeters at Selected Rainfall Stations .................................................... 9 Table 5: Hydrological Station along the Stung Sen .................................................................................................... 9 Table 6: Average Values for Water Quality Parameters at Two Locations in Steung Sen (June 2002) ................. 11 Table 7: Report of Forest Cover in Kampong Thom Province in 2002 to 2003 ....................................................... 11 Table 8: Description of the Protected Areas Administrated by the MoE .................................................................. 12 Table 9: Fish Commonly Found in the Tonle Sap and Floodplain Area .................................................................. 13 Table 10: The Fish Species in the Steung Sen Sub-Basin ...................................................................................... 14 Table 11: Population of Taing Krasau Commune, Prasat Sambor District, Kampong Thorn Province .................. 14 Table 12: Population and Families of Potential Beneficiary in Taing Krasau Commune ........................................ 15 Table 13: Status of Employment............................................................................................................................... 15 Table 14: Poverty Situation in the Villages ............................................................................................................... 15 Table 15: Land Use and Productivities at O Andeng Subproject Area .................................................................... 16 Table 16: Land Use in Taing Krasau Commune ...................................................................................................... 17 Table 17: Occupations Performed by Men and Women, by Villages ...................................................................... 17 Table 18: Source and Distance to Walk for Domestic Water ................................................................................... 18 Table 19: Source of Water Supply and Available Toilet Facilities ........................................................................... 18 Table 20: Matrix of Potential Environmental Impacts and Possible Mitigation Measures ......................................

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