Environmental Safeguards Due Diligence Report Cambodia: Third
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Environmental Safeguards Due Diligence Report April 2021 Cambodia: Third Rural Water Supply and Sanitation Services Sector Development Program Seventeen (17) Subprojects in Nine (9) Provinces: Banteay Meanchey, Battambang, Kampong Chhnang, Kampot, Kampong Speu, Kampong Thom, Preah Vihear, Pursat, and Siem Reap Province Main Report and Annex 1 to Annex 5 Prepared by Ministry of Rural Development for the Royal Government of Cambodia and the Asian Development Bank. This environmental safeguards due diligence report 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. Your attention is directed to the “terms of use” of this website. 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. Environmental Safeguards Due Diligence Report 5 April 2021 Resubmitted 18 May 2021 Cambodia: Third Rural Water Supply and Sanitation Service Sector Development Project Seventeen (17) Subprojects in Nine (9) Provinces: Banteay Meanchey, Battambang, Kampong Chhnang, Kampot, Kampong Speu, Kampong Thom, Preah Vihear, Pursat, and Siem Reap Province Prepared by Ministry of Rural Development for the Royal Government of Cambodia and the Asian Development Bank. This environmental safeguard due diligence report 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. Your attention is directed to the “terms of use” of this website. 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. This page is deliberately left blank i CURRENCY EQUIVALENTS (as of 29 March 2021) Currency unit - Riel (KHR) KHR1.00 = $ 0.0002471 $1.00 = KHR _4047 i ABBREVIATIONS ADB - Asian Development Bank ECoC - Environmental Code of Conduct ECCAS - Environment and Climate Change Adaptation Specialist EHSO - Environmental Health and Safety Officer EMP - Environmental Management Plan HH - Household IEE - Initial Environmental Examination KAP - Knowledge Attitude Practices MIS - Management Information System MOE - Ministry of Environment MRD - Ministry of Rural Development NGO - Non-Government Organization PCU - Project Coordination Unit PDRD - Provincial Departments of Rural Development PIC - Project Implementation Coordination PPMS - Project Performance Management System PPT - Provincial Project Team RGC - Royal Government of Cambodia RWSS - Rural Water Supply and Sanitation RWSSH - Rural Water Supply, Sanitation, and Hygiene RWSSP2 - Second Rural Water Supply and Sanitation Sector Project TRWSSS-SDP - Third Rural Water Supply and Sanitation Services Sector Development Program VDC - Village Development Committee WSUG - Water and Sanitation User Group ii WEIGHTS AND MEASURES ha - hectare m - meter km - kilometer l/s - Liters per second masl - Meters above sea level mm - millimeter oC - Degree Centigrade dBA - Decibel mg/l - Milligram per lite iii TABLE OF CONTENTS CURRENCY EQUIVALENTS .................................................................................................. i ABBREVIATIONS ................................................................................................................... ii WEIGHTS AND MEASURES ................................................................................................. iii TABLE OF CONTENTS ......................................................................................................... iv LIST OF TABLES ................................................................................................................... vi LIST OF FIGURES ................................................................................................................. ix LIST OF ANNEXES ................................................................................................................ x EXECUTIVE SUMMARY ........................................................................................................ xi 1. INTRODUCTION ............................................................................................................ 1 2. DESCRIPTION OF THE SUBPROJECTS ...................................................................... 3 2.1. BANTEAY MEANCHEY PROVINCE .................................................................. 3 2.1.1. Rohat Tuek Sub-Project ....................................................................... 3 2.2. BATTAMBANG PROVINCE ............................................................................... 5 2.2.1. Kampong Lpov Commune Subproject .................................................. 5 2.2.2. Ta Taok Commune Sub-Project ........................................................... 8 2.3. KAMPONG CHHNANG PROVINCE ................................................................ 11 2.3.1. Chhean Leung Commune Sub-Project ............................................... 11 2.3.2. Krang Lvea Commune Sub-Project .................................................... 13 2.4. KAMPONG SPEU PROVINCE ........................................................................ 15 2.4.1. Dambouk Rung Commune-Sub-project .............................................. 15 2.5. KAMPONG THOM PROVINCE ........................................................................ 17 2.5.1. Chaeung Daeung Commune Sub-project ........................................... 17 2.6. KAMPOT PROVINCE ...................................................................................... 19 2.6.1. Boeng Nimol Commune Sub-project ..................................................... 19 2.6.2. Krang Snay Commune Sub-project ....................................................... 21 2.6.3. Neareay Commune Sub-project ............................................................ 23 2.7. PREAH VIHEAR PROVINCE ........................................................................... 26 2.7.1. Chrach Commune Sub-project .............................................................. 26 2.7.2. Putrea Commune Sub-project ............................................................... 28 2.7.3. Tasu Commune Sub-project .................................................................. 30 2.8. PURSAT PROVINCE ....................................................................................... 32 2.8.1. Bakchanh Chien Commune Sub-project ............................................... 32 2.8.2. Prongil Commune Sub-project............................................................... 35 2.9. SIEM REAP PROVINCE .................................................................................. 37 2.9.1. Pong Ro Leu Commune Sub-project ..................................................... 37 2.9.2. Russei Lork Commune Sub-project ....................................................... 40 iv 3. DESIGN STANDARDS ................................................................................................. 42 4. CONSTRUCTION METHODOLOGY AND SCOPE OF WORKS ................................... 42 4.1. Community Pond Rehabilitation .......................................................................... 42 4.2. Detail on Specific Site of the Proposed Community Ponds ................................. 43 4.2.1. Touch Community Pond, Krang Snay Sub-project ................................ 43 4.2.2. Lve Community Pond, Krang Snay Sub-project .................................... 46 4.2.3. Peurk Community Pond, Putrea Sub-project ......................................... 48 4.2.4. Chrach Community Pond, Chrach Sub-project ..................................... 51 4.2.5. Dambouk Rung Community Pond, Dambouk Rung Sub-project ........... 54 4.2.6. Domnak Trach Community Pond, Dambouk Rung Sub-project ............ 57 4.2.7. Meanchey Community Pond, Dambouk Rung Sub-project ................... 60 4.3. Drilled Well Design and Construction................................................................ 62 5. BASELINE ENVIRONMENTAL CONDITIONS .............................................................. 63 6. ENVIRONMENTAL SCREENING AND CATEGORIZATION ......................................... 64 6.1. Environmental Assessment of the Proposed Community Ponds ........................ 71 6.2. Environmental Assessment of the Drilled Wells .................................................. 73 6.2.1. Banteay Meanchey Province ................................................................. 75 6.2.2. Battambang Province ............................................................................ 77 6.2.3. Kampong Chhnang Province ................................................................. 83 6.2.4. Kampot Province ................................................................................... 89 6.2.5. Kampong Speu Province ....................................................................... 98 6.2.6. Kampong Thom Province .................................................................... 100 6.2.7. Preah Vihear Province ......................................................................... 106 6.2.8. Pursat