Initial Environmental Examination March 2020 PHI: Integrated Natural Resources and Environment Management Project Rehabilitation of Bangon and Lumbacaingud South Communal irrigation system, Tamparan, Lanao del Sur Prepared by the Municipality of Tamparan, Province of Lanao del Sur for the Asian Development Bank. i CURRENCY EQUIVALENTS (as of 2 March 2020) The date of the currency equivalents must be within 2 months from the date on the cover. Currency unit = peso (PhP) PhP 1.00 = $ 0.01968 $1.00 = PhP 50.7978 ABBREVIATIONS ADB Asian Development Bank BDC barangay development council BUB bottom-up budgeting BSWM Bureau of Soil and Water Management CIS communal irrigation system CNC Certificate of Non-Coverage DA Department of Agriculture DED detailed engineering design DENR Department of Environment and Natural Resources DILG Department of Interior and Local Government DSWD Department of Social Welfare and Development ECA environmentally critical area ECC environmental compliance certificate ECP environmentally critical project EIA environmental impact assessment EMB Environmental Management Bureau ESS environmental safeguards specialist GAD gender and development IEE initial environmental examination INREMP Integrated Natural Resources and Environment Management Project IP indigenous people IROW infrastructure right of way LGU Local Government Unit LLRB Lake Lanao River Basin LPRAT Local Poverty Reduction Action Team MDC Municipal Development Council MPN most probable number NCB national competitive bidding NECA non-environmental critical area NECP non-environmental critical project NIA National Irrigation Administration NPCO National Project Coordinating Office NRM natural resources management OCM overhead, contingencies and miscellaneous PAGASA Philippine Atmospheric Geophysical and Astronomical Services Administration PDR project description report PMIC Project Management Implementation Consultant PPCO Provincial Project Coordinating Offices PMO Project Management Office PMU Project Management Unit ii POs peoples’ organizations PSA Philippine Statistics Authority PWD Persons with Disability RC reinforced concrete RPCO Regional Project Coordinating Offices REA rapid environmental assessment ROW right of way SB Sangguniang Bayan SBD standard bidding document SEMS social and environmental management systems SPMU Sub-Project Management Unit SPS safeguard policy statement SSS social safeguard specialist TA Technical Assistance TDS total dissolved solids TOR terms of reference TSP total suspended particulates WMA Watershed Management Area WMC Watershed Management Council WMPCO Watershed Management and Project Coordination Offices iii WEIGHTS AND MEASURES ˚C – degree centigrade ha – Hectare km – kilometer m – meter m asl – meter above sea level mm – Millimetre mg/L – milligram per liter mg/Nm3 – milligram per normal cubic meter ppt – parts per thousand μg/Nm3 – microgram per normal cubic meter µS/cm – microSiemens/cm % – Percent NOTE In this report, "$" refers to US dollars unless otherwise stated. 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. iv TABLE OF CONTENTS I. EXECUTIVE SUMMARY .................................................................................................... 1 II. PROJECT DESCRIPTION ................................................................................................. 2 A. Project Overview ............................................................................................................ 2 B. Project Description ......................................................................................................... 7 C. Design and Specification ................................................................................................ 9 D. Project Cost .................................................................................................................. 13 E. Project Duration and Schedule .................................................................................... 13 III. DESCRIPTION OF EXISTING ENVIRONMENT ............................................................. 15 A. Project Location ............................................................................................................ 15 B. Physical Environmental Conditions.............................................................................. 16 1. Air quality .................................................................................................................. 16 2. Noise and vibration ................................................................................................... 16 3. Climate ...................................................................................................................... 16 4. Topography and Soils ............................................................................................... 17 5. Water Bodies ............................................................................................................. 18 6. Geology ..................................................................................................................... 19 7. Water quality ............................................................................................................. 19 8. Land Classification .................................................................................................... 19 9. Land Cover and Land Use ........................................................................................ 20 C. Social Environmental Conditions ................................................................................. 20 1. Population ................................................................................................................. 20 2. Education .................................................................................................................. 21 3. Health ........................................................................................................................ 22 4. Housing ..................................................................................................................... 22 5. Income and Expenditure ........................................................................................... 22 6. Power ........................................................................................................................ 22 7. Communication Network ........................................................................................... 23 8. Road Network ........................................................................................................... 23 IV. ENVIRONMENTAL IMPACT SCREENING ..................................................................... 24 V. ENVIRONMENTAL MANAGEMENT PLAN ..................................................................... 26 A. Implementation Arrangement ....................................................................................... 26 B. Environmental Mitigation Plan ....................................................................................... 28 C. Environmental Monitoring Plan ..................................................................................... 29 D. Environmental Compliance Monitoring ........................................................................ 30 E. Monitoring and Reporting ............................................................................................. 31 VI. PUBLIC CONSULTATION AND DISCLOSURE ACTIVITIES ......................................... 32 A. Stakeholder Consultations ........................................................................................... 32 B. Information Disclosure ................................................................................................... 34 VII. GRIEVANCE REDRESS MECHANISM .......................................................................... 34 VII. CONCLUSIONS AND RECOMMENDATIONS ................................................................ 35 v LIST OF TABLES Table 1: Subproject Description .............................................................................................. 7 Table 2: Preliminary Cost Estimate on Major Scope of Works ............................................. 14 Table 3: Indicative Subproject Implementation Schedule ..................................................... 15 Table 4: Water Quality Assessment of the South-Eastern Part of Lake Lanao ................... 20 Table 5: Existing General Land Use ...................................................................................... 20 Table 6: Municipal Population of Tamparan (PSA Census of 1980-2015) ........................... 21 Table 7: Total Population of Barangay Bangon and Lumbacaingud South, Tamparan (PSA Census of 2007-2015 ............................................................................................................ 21 Table 8. Highest Educational Attainment by Household Population ................................... 21 Table 9. Summary of Potential Environmental Impacts Resulting from the Implementation