Initial Environmental Examination Status: WB Final Review Date: 14Th February, 2021
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Initial Environmental Examination Status: WB Final Review Date: 14th February, 2021 SOLOMON ISLANDS URBAN WATER SUPPLY AND SANITATION SECTOR PROJECT HONIARA CITY URBAN WATER SUPPLY SUBPROJECTS – Kongulai Water Treatment Plant and Pipeline Project Prepared by Solomon Water, Solomon Islands for the Asian Development Bank The initial environmental examination is a document of the borrower. The views expressed herein do not necessarily represent those of ADB’s or World Bank’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 and World bank do not intend to make any judgments as to the legal or other status of any territory or area. ABBREVIATIONS AND ACRONYMS ADB Asian Development Bank ADWF Average Dry Weather Flow AUD Australian Dollar BCD Bid and contract documents BMP Building materials permit (issued by Dept. of Minerals - Ministry of Mines, Minerals and Rural Energy) BOD Biochemical oxygen demand BOQ Bill of quantities (in the contract) CAC Community Advisory Committee CCP Communications and consultation plan (of the Project) CD Chart datum CEMP Construction environmental management plan (of the contractor) COD Chemical oxygen demand CSS Country safeguard system EA Environmental assessment EARF Environmental Assessment and Review Framework ECD Environment Conservation Division (in MECDM) EHSG Environmental, Health, and Safety Guidelines (of World Bank Group) EMP Environmental management plan ESO Environmental safeguards officer (in the PMU) FGD Focus group discussion GRM Grievance Redress Mechanism HDPE High Density Polyethylene HSP Health and Safety Plan (part of the CEMP) IA Impact assessment IEE Initial environmental examination IES International environment specialist ISS International social specialist MDAPC Ministry of Development Planning and Aid Coordination MECDM Ministry of Environment, Climate Change, Disaster Management and Meteorology MID Ministry of Infrastructure Development ML/d Million liters per day NTU Nephelometric turbidity units PACI Poly aluminum chloride PCCSP Pacific Climate Change Science Program PER Public Environment Report (under the CSS) PMU Project Management Unit (in SW) PDWF Peak Dry Weather Flow PWWF Peak Wet Weather Flow RF Resettlement Framework RAP Resettlement Action Plan ROW Right of Way SBD Solomon Islands Dollar (code) SPS Safeguard Policy Statement 2009 (of ADB) SW Solomon Islands Water Authority trading as Solomon Water TOR Terms of Reference TSS Total suspended solids UNDP United Nations Development Program UWSSSP Urban water supply & sanitation sector project USD United States Dollar WB World Bank WBSP World Bank Safeguard Policies WHO World Health Organization WTP Water Treatment Plant CURRENCY EQUIVALENTS USD 1.00 = SBD 8.30 (as of January 2020) II Table of Contents Table of Contents .................................................................................................................III List of Figures ...................................................................................................................... VI List of Tables ....................................................................................................................... VI 1 EXECUTIVE SUMMARY .......................................................................................... 1 2 INTRODUCTION ........................................................................................................ 3 3 POLICY, LEGAL, AND ADMINISTRATIVE FRAMEWORK ............................. 4 3.1 Country Safeguards System ............................................................................................................. 4 3.2 Other Relevant Laws ..................................................................................................................... 4 3.3 ADB Safeguard Policy Statement .................................................................................................. 5 3.4 World Bank Safeguards Policies ...................................................................................................... 6 4 PROJECT DESCRIPTION ..................................................................................... 11 4.1 Project Objectives ......................................................................................................................... 11 4.2 Site Information ............................................................................................................................ 14 4.3 Existing Condition ......................................................................................................................... 19 4.4 Site Selection for the Construction of Water Treatment Plant ...................................................... 19 4.5 Scope of Works and Project Activities ........................................................................................... 22 5 DESCRIPTION OF THE ENVIRONMENT .......................................................... 23 5.1 Physical Environment .................................................................................................................... 23 5.1.1 Climate ...................................................................................................................................... 23 5.1.2 Natural hazards. ........................................................................................................................ 24 5.1.3 Topography ............................................................................................................................... 25 5.1.4 Geology ..................................................................................................................................... 26 5.1.5 Soils .......................................................................................................................................... 27 5.1.6 Landform................................................................................................................................... 27 5.1.7 Water Resources ....................................................................................................................... 27 5.2 Water Quality at Kongulai Spring .................................................................................................. 28 5.2.1 Description of Sampling Sites ..................................................................................................... 33 5.2.2 Forestry Activities. ..................................................................................................................... 35 5.3 Air quality. .................................................................................................................................... 36 5.4 Biological Environment ................................................................................................................. 38 5.4.1 Terrestrial Flora ......................................................................................................................... 38 5.4.2 Terrestrial Fauna ....................................................................................................................... 41 5.4.3 Freshwater Ecology and Fish Survey........................................................................................... 42 5.5 Protected Areas ............................................................................................................................ 44 5.6 Environmental Values for the Construction and Operation of Water Treatment Plant and Pipeline to Tasahe Reservoir ................................................................................................................................... 44 5.7 Socio-Economic Resources ............................................................................................................ 45 5.7.1 Population. ................................................................................................................................ 45 5.7.2 Health. ...................................................................................................................................... 45 5.7.3 Noise level. ................................................................................................................................ 45 III 5.7.4 Economy. .................................................................................................................................. 45 5.7.5 Land use. ................................................................................................................................... 46 5.7.6 Transport, communication, and energy. ..................................................................................... 46 5.7.7 Construction Workforce. ........................................................................................................... 46 5.7.8 Physical Cultural Resources ........................................................................................................ 47 5.8 Kongulai Community Profile.......................................................................................................... 47 5.8.1 Project Neighborhood ............................................................................................................... 47 5.8.2 Household and standard of living ..............................................................................................