Philippines Inc 11/F Ayala Life - FGU Center, 6811 Ayala Avenue, Makati City, Philippines T +632 843 6336 F +632 843 6125
Total Page:16
File Type:pdf, Size:1020Kb
D R A F T 31/10/2006 11:35 E1490 Public Disclosure Authorized N orth B usiness North Caloocan Region N o valiches Pipelaying works Valenzuela Com monw ealth M alabon Q uirino N avotas South C aloocan Roosevelt Public Disclosure Authorized Tondo Sampaloc S ta Cruz South M anila Pasay South Business Makati Region Parañaque C avite Las Piñas Public Disclosure Authorized Environmental Performance Report and Management Plan Water Supply Services Recovery Project Public Disclosure Authorized Maynilad Water Services Inc October 2006 D R A F T 31/10/2006 11:35 Environmental Performance Report and Management Plan R06-087 Prepared for Maynilad Water Services Inc Prepared by Maunsell Philippines Inc 11/F Ayala Life - FGU Center, 6811 Ayala Avenue, Makati City, Philippines T +632 843 6336 F +632 843 6125 www.maunsell.com October 2006 51054406 © Maunsell Philippines Inc 2006 The information contained in this document produced by Maunsell Philippines Inc is solely for the use of the Client identified on the cover sheet for the purpose for which it has been prepared and Maunsell Philippines Inc undertakes no duty to or accepts any responsibility to any third party who may rely upon this document. All rights reserved. No section or element of this document may be removed from this document, reproduced, electronically stored or transmitted in any form without the written permission of Maunsell Philippines Inc. Environmental Performance Report and Management Plan J:\51054406\01_Administration\007_Reports\EPRMP\Rev 0\WorldBank Copy\1.0 Introduction.doc Revision 0 October 2006 D R A F T 31/10/2006 11:35 Quality Information Document Environmental Performance Report and Management Plan Ref 51054406 Date October 2006 Prepared by MPI Environment Team Reviewed by Rowie Garcia/Jess Bayrante Revision History Authorised Revision Revision Details Date Name/Position Signature Jess Bayrante 0 31/10/2006 Preliminary Issue Associate Director, Environment Environmental Performance Report and Management Plan J:\51054406\01_Administration\007_Reports\EPRMP\Rev 0\WorldBank Copy\1.0 Introduction.doc Revision 0 October 2006 Table of Contents Executive Summary i 1.0 Introduction 1-1 1.1 Project Background 1-1 1.2 List of Resource Persons 1-1 1.2.1 Project Proponent 1-1 1.2.2 EPRMP Study Team 1-2 2.0 Project Description 2-1 2.1 Project Rationale 2-1 2.2 About MWSI 2-1 2.2.1 The Concession Area 2-1 2.2.2 Water Sources 2-3 2.2.3 Water Demand 2-3 2.3 Project Components and Activities 2-4 2.3.1 The rehabilitation of the MWSI La Mesa Dam Water Treatment Plants 2-4 2.3.2 Rehabilitation and Reconfiguration of Primary Distribution System and Establishment of Hydraulic Areas 2-8 2.3.3 Construction of a New Reservoir in New Bilibid, Muntinlupa 2-15 2.4 Project Cost 2-16 2.5 Project Schedule 2-16 3.0 Existing Environmental Conditions 3-1 3.1 Physical Environment 3-1 3.1.1 Topography 3-1 3.1.2 Geology and Structures 3-1 3.1.3 Rainfall and Temperature 3-2 3.1.4 Air Quality 3-2 3.1.5 Water Quality 3-5 3.2 Biological Environment 3-14 3.2.1 Vicinity of the La Mesa Dam 3-14 3.2.2 Vegetation Along the Distribution Network 3-20 3.2.3 Flora and Fauna in the Proposed Reservoir in the New Bilibid Prison Compound, Muntinlupa 3-22 3.3 Socio-cultutal, Economic and Political Environment 3-26 3.3.1 Political/Institutional Set-up 3-26 3.3.2 Land Use 3-26 3.3.3 Population/Informal Settlements 3-27 3.3.4 Socio-economic Milieu/Service Levels 3-27 4.0 Environmental Performances 4-1 4.1 Environmental Compliance 4-1 4.1.1 ECC/CNC Applications 4-1 4.1.2 Environmental Monitoring Activities 4-2 4.2 MWSI Corporate Social Responsibility 4-3 4.2.1 The Bayan Tubig Program 4-3 4.2.2 Bayan Tubig Bayanohan / "Patubig ni Gloria" Project 4-4 4.2.3 Tondo Foreshore F-1 Zone Pilot Project 4-4 4.3 Best Safety Practices 4-4 4.4 EMS 14001 Certification 4-6 4.5 Awards Received 4-7 4.6 Performance Indicators 4-8 5.0 Description of Impacts and Mitigating Measures 5-1 5.1 Rehabilitation of the Water Treatment Plants in La Mesa 5-1 5.1.1 Pre-construction/Construction Phase 5-1 5.1.2 Operational Phase 5-3 5.2 Rehabilitation of the Distribution System and Pumping Stations 5-4 5.2.1 Pre-construction Phase 5-4 5.2.2 Construction Phase 5-5 5.2.3 Operation Phase 5-9 5.3 Water Reservoir in New Bilibid, Muntinlupa 5-9 5.3.1 Pre-construction Phase 5-9 5.3.2 Construction Phase 5-11 5.3.3 Operation Phase 5-14 6.0 Environmental Management Program 6-1 6.1 Introduction 6-1 6.2 Impact Mitigation and Enhancement Plan 6-1 6.3 Social Development Plan 6-17 6.4 Emergency Response Plan 6-17 6.5 Institutional Plan 6-17 6.6 Information, Education and Communication Plan 6-17 6.7 Abandonment Plan 6-18 6.8 Environmental Monitoring Plan 6-18 7.0 References 7-1 List of Tables ES - 1 Summary of Environmental Impacts and Mitigation/Enhancement Strategies ES - 2 Recommended Environmental Monitoring Plan 2-1 Cities and Towns in the West Zone Service Area 2-2 MWSI Level of Services and Performance from 1997 to 2004. 2-3 Projected Water Consumption from 2010 to 2015 2-4 Existing component facilities and the proposed facilities with the 2010 and 2015 PDS Improvement Plans 2-5 Project cost per component 2-6 Project Implementation Schedule 3-1 EMB Roadside TSP Monitoring Stations in Metro Manila 3-2 Location of the Monitoring Stations for SO2 and NO2 3-3 Monitoring Equipment in the Ambient Air Quality Monitoring Network in Metro Manila Airshed 3-4 Sampling sites for wastewater monitoring 3-5 Wastewater Quality of LP1 Discharge 3-6 Wastewater Quality of LP2 Discharge 3-7 Water Quality of La Mesa Creek Upstream of LP2 Discharge 3-8 Water Quality of the Mixing Point of La Mesa Creek and LP2 Discharge 3-9 Water Quality of the Mixing Point of La Mesa Creek and LP1 Discharge 3-10 Water Quality of Tullahan River (Commonwealth Avenue) 3-11 Analytical Methods 3-12 Water Quality Data of the Poblacion River Tributary 3-13 Tree species commonly observed in La Mesa Dam 3-14 Bird species observed in the vicinity of La Mesa Dam 3-15 List of bird species recorded in the New Bilibid Prison 3-16 Land use Categories within the MWSI Concession Area 3-17 Income Categories of Served Population 4-1 Some of MWSI projects that were issued an ECC and CNC 4-2 Performance Indicators 5-1 Attenuated Sound Pressure Levels 6-1 Impact Mitigation and Enhancement Plan 6-2 The Recommended Monitoring Plan List of Figures 2-1 The concession area covers 540 km2 consisting of 10 cities and 7 municipalities 2-2 Location map of the two treatment facility in La Mesa Dam 2-3 Process Flow Diagram of the La Mesa Treatment Plan No. 1 2-4 Flow Process of Treatment Plant no.2 2-5 Age profile of existing water pipelines 2-6 Layout of the Primary Distribution System 2010 2-7 Layout of Primary Distribution System 2015 2-8 Typical Business Centre Arrangement (i.e., Quirino BC) 2-9 The existing distribution system Environmental Performance Report and Management Plan J:\51054406\01_Administration\007_Reports\EPRMP\Rev 0\WorldBank Copy\List of Tables_Figures_Plates.Rev0.doc Revision 0 October 2006 2-10 The proposed distribution system 2-11 The schematic representation of a District Meter Zone (DMZ) 2-12 Location Map of the Proposed Muntinlupa Reservoir 3-1 The proposed project site with respect to the Valley Fault System (Phivolcs 1999) 3-2 Annual Geometric Mean of Roadside TSP Levels in Metro Manila, 2003-2004 (mg/Nm3) 3-3 SO2 Concentrations at the Manila Observatory Ateneo Station (2003) 3-4 NO2 Concentrations at the Manila Observatory, Ateneo Station (2003) 3-5 Location of the water quality sampling stations 3-6 Location of sampling stations (in yellow circles) List of Plates 2-1 The water source of MWSI is Angat –Umiray- Ipo watersheds 2-2 The underground reservoir in Bagbag, similar structure will be built in the New Bilibid Prison, Muntinlupa, which will serve the South Business Area 3-1 The La Mesa Watershed. The built up area is LP1 ( LP2 is located up north of LP2 but not shown in the photo). The Ecopark is located adjacent to LP1 at the south- south west. 3-2 Vegetation in the sludge lagoons and immediate vicinity 3-3 Little heron 3-4 Philippine serpent eagle 3-5 White eared brown dove 3-6 (a) White Collared king fisher; (b) Philippine pygmy Woodpecker 3-7 Acacia trees lined along the Coastal Road Express Way and the Daang Hari Road in the South Business Area are common urban landscaping plant species 3-8 Vegetation along the ROW includes coconuts and bamboos 3-9 Portions of the ROW in North Fairview, Quezon City were planted with bananas and cassava, others converted it into backyard garden 3-10 Lush shrubs and small trees are found along portion of ROW that is not yet inhabited by informal settlers (left photo), while some portions were cleared and erected with shanties (Right photo). 3-11 Vegetation at the South Business Area is very limited.