52083-001: Malolos-Clark Railway Project
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Environmental Impact Assessment Project Number: 52083-001 November 2018 Draft Proposed Multitranche Financing Facility Republic of the Philippines: Malolos-Clark Railway Project Volume 3 Supplementary Survey Report Prepared by the Department of Transportation for the Asian Development Bank. This environmental impact assessment 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” section on ADB’s 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 Impact Statement for The Malolos Clark Railway Project VOLUME III: SUPPLEMENTARY SURVEY REPORT (Final Report) August 2018 Department of Transportation (DOTr) Supplementary Survey Report THE MALOLOS CLARK RAILWAY PROJECT TABLE OF CONTENTS 1. INTRODUCTION ................................................................................................................... 1 2. SCOPE OF WORK .................................................................................................................. 2 3. RESULTS of the survey .......................................................................................................... 3 3.1 TERRESTRIAL ECOLOGY ............................................................................................. 3 Terrestrial Flora ......................................................................................................... 3 Terrestrial Fauna ...................................................................................................... 29 3.2 WATER QUALITY ........................................................................................................ 42 Groundwater Quality ............................................................................................... 42 Surface Water / Freshwater Quality ......................................................................... 60 3.3 AIR QUALITY ................................................................................................................ 84 Ambient Air Quality ................................................................................................ 84 Noise ........................................................................................................................ 94 4. REFERENCES .................................................................................................................... 109 LIST OF TABLES Table 1.1 Station Location ................................................................................................................. 1 Table 2.1 Schedule of Additional Survey Conducted ........................................................................ 3 Table 3.1 Terrestrial Flora Sampling Station ..................................................................................... 5 Table 3.2 Top 10 Species with the Highest Importance Value (IV) ................................................ 19 Table 3.3 Top 10 Most Abundant Understorey Species .................................................................. 20 Table 3.4 Top 10 Most Dominant Ground Cover Species............................................................... 21 Table 3.5 Diversity Indices and Number of Species and Individuals per Transect ......................... 22 Table 3.6 List of Philippine Endemic Species Recorded at the Established Transects ................... 25 Table 3.7 List of Threatened Species Recorded at the Established Transects ................................. 26 Table 3.8 List of Threatened, Indigenous and Endemic Tree Species ............................................. 27 Table 3.9 List of Invasive Alien Apecies (IAS) Documented in the Study Area During Wet Season ......................................................................................................................................................... 27 Table 3.10 List of Some Economic Uses and Importance of Significant Flora Recorded at the Established Transects along the Proposed MCRP ........................................................................... 29 Table 3.11 Terrestrial Fauna Sampling Stations .............................................................................. 31 Table 3.12 Inventory of Birds Recorded at Five (5) Stations .......................................................... 32 Table 3.13 Comparison of Number of Bird Species during Wet and Dry Seasons ......................... 35 Table 3.14 Comparison of species of avifuana between the wet and dry seasons ........................... 36 Table 3.15 Inventory of Mammal Species Recorded at Five (5) Transects ..................................... 37 Table 3.16 Comparison of Number of Mammalian Species during 2018 Wet and Dry Seasons Monitoring ....................................................................................................................................... 39 Table 3.17 Comparison of mammal species between the wet and dry seasons ............................... 39 Table 3.18 List of Herpefauna Recorded in Five (5) Transects ....................................................... 39 Table 3.19 Comparison of Number of Herpetofaunal Species during 2018 Wet and Dry Seasons Monitoring ....................................................................................................................................... 41 Table 3.20 Comparison of Number of Herpetofaunal Species during 2018 Wet and Dry Seasons Monitoring ....................................................................................................................................... 41 Table 3.21 Groundwater Quality Sampling Stations ....................................................................... 43 Table 3.22 Table of Trends for Groundwater Parameters ............................................................... 45 Table 3.23 Results of Analysis of Groundwater samples (Dry and Wet Seasons) .......................... 50 Table 3.24 Surface Water / Freshwater Quality Sampling Stations ................................................ 61 Table 3.25 Table of Trends for Surface Water Parameters ............................................................. 64 Table 3.26 Results of Freshwater Quality Sampling ....................................................................... 69 Table 3.27 Date and Time of Air Quality Sampling Per Station ..................................................... 84 Table 3.28 Relevant Guideline Values for Ambient Air Quality .................................................... 85 Table 3.29 Weather Conditions during Wet and Dry Seasons ........................................................ 86 Table 3.30 Ambient Air Quality Results during Wet and Dry Seasons .......................................... 87 Table 3.31 Description of Noise Sampling Stations ........................................................................ 95 i Supplementary Survey Report THE MALOLOS CLARK RAILWAY PROJECT Table 3.32 Summary of Results of Noise Level Monitoring for MCRP as Compared with NPCC Standards (Dry and Wet Seasons) ................................................................................................. 102 Table 3.33 Summary of Results of Noise Level Monitoring in Compliance with the WHO Guidelines (Dry and Wet Seasons) ................................................................................................ 103 LIST OF FIGURES Figure 1.1 Project Alignment Showing LGUs’ Political Boundaries ................................................ 2 Figure 3.1 Terrestrial Ecology Sampling Stations ............................................................................. 6 Figure 3.2 Map showing Transect 1 established at Brgy. Aranguren, Capas, Tarlac ...................... 11 Figure 3.3 Map showing Transect 2 Established at Brgy. Cutcut, Capas, Tarlac ............................ 13 Figure 3.4 Map showing Transect 3 Established at Brgy. San Roque, Bamban, Tarlac ................. 14 Figure 3.5 Map showing Transect 4 Established at Brgy. San Matias, Sto. Tomas Pampanga....... 16 Figure 3.6 Map showing Transect 5 established at Brgy. Lourdes, Minalin, Pampanga................. 17 Figure 3.7 Number of Species and Individuals in each plot ............................................................ 22 Figure 3.8 Diversity Indices and Evenness in each Plot .................................................................. 23 Figure 3.9 Percentage of Observed Birds Species Belonging to Different Feeding Guilds ............ 34 Figure 3.10 Avifaunal Endemicity Profile ....................................................................................... 34 Figure 3.11 Diversity Values Across Sampling Sites ...................................................................... 35 Figure 3.12 Percentage of Observed Mammal Species Belonging to Different Feeding Guilds .... 38 Figure 3.13 Mammal Species Endemicity Profile ........................................................................... 38 Figure 3.14 Mammalian Diversity Values Across Sampling Sites .................................................. 38 Figure 3.15 Percentage of Observed Herpetofauna Species Belonging to Different Feeding Guilds ........................................................................................................................................................