Republic of Kenya Employer: Kilifi And
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Public Disclosure Authorized ENVIRONMENTAL & SOCIAL IMPACT ASSESSMENT (ESIA) PROJECT REPORT FOR THE PROPOSED WATER DISTRIBUTION SHORT TERM WORKS FOR KILIFI-MARIAKANI WATER & SEWERAGE CO. LTD. (KIMAWASCO) Pipeline Replacement, Extension and Augmentation, Bulk Meters and Consumer Connections Public Disclosure Authorized PROJECT: WATER AND SANITATION DEVELOPMENT PROJECT (WSDP) CREDIT NO: IDA-60300KE COUNTRY: REPUBLIC OF KENYA Public Disclosure Authorized EMPLOYER: KILIFI AND MARIAKANI WATER AND SEWARAGE COMPANY SUBMITTED ON: OCTOBER, 2020 Public Disclosure Authorized REPUBLIC OF KENYA COAST WATER WORKS DEVELOPMENT AGENCY WATER AND SANITATION SERVICE IMPROVEMENT PROJECT – ADDITIONAL FINANCING (WASSIP-AF) Preparation of Detailed Designs, Preliminary ESIA/RAP and Tender Documents for Water Distribution Works for Mombasa and 3WSPs Contract No. CWSB/WaSSIP-AF/C/34/2017 ENVIRONMENTAL & SOCIAL IMPACT ASSESSMENT (ESIA) PROJECT REPORT FOR THE PROPOSED WATER DISTRIBUTION SHORT TERM WORKS FOR KILIFI-MARIAKANI WATER & SEWERAGE CO. LTD. (KIMAWASCO) Consultant: MANGAT, I.B. PATEL (MIBP) LIMITED CONSULTING ENGINEERS P.O. BOX 48674, 00100 - GPO NAIROBI, KENYA E-mail: [email protected] Tel: +254 - 20 - 2710500 Mobile: +254 - 725 321 201 October 2020 Preparation of Detailed Designs, Preliminary ESIA/RAP ENVIRONMENTAL & SOCIAL IMPACT ASSESSMENT (ESIA) and Tender Documents for Water Distribution Works for PROJECT REPORT FOR THE PROPOSED WATER Mombasa and 3WSPs DISTRIBUTION SHORT TERM WORKS FOR KIMAWASCO “DOCUMENT CONTROL” WATER AND SANITATION SERVICE IMPROVEMENT PROJECT – ADDITIONAL FINANCING (WASSIP-AF) Preparation of Detailed Designs, Preliminary ESIA/RAP and Tender Documents for Water Distribution Works for Mombasa and 3WSPs Contract No. CWSB/WaSSIP-AF/C/34/2017 EMPLOYER: Coast Water Works Development Agency (CWWDA) CONSULTANT: DOCUMENT TITLE: ENVIRONMENTAL & SOCIAL IMPACT ASSESSMENT (ESIA) PROJECT REPORT FOR THE PROPOSED WATER DISTRIBUTION SHORT TERM WORKS FOR KILIFI-MARIAKANI WATER & SEWERAGE CO. LTD. (KIMAWASCO) RECORDS FOR REVISION VERSION 04 PREPAR CHECKED APPROVED VER.: DATE: DESCRIPTION/PURPOSE OF ISSUE: ED BY: BY: BY: ESIA Project Report for The Proposed Water Distribution Short Term Works for G.L 01 14/12/2018 E.I. Muriithi R.S. Rupra Kilifi-Mariakani Water & Sewerage Co. Sakwa Ltd. (KIMAWASCO) ESIA Project Report for The Proposed Water Distribution Short Term Works for G.L 02 23/03/2019 E.I. Muriithi R.S. Rupra Kilifi-Mariakani Water & Sewerage Co. Sakwa Ltd. (KIMAWASCO) ESIA Project Report for The Proposed Water Distribution Short Term Works for G.L 03 21/08/2019 E.I. Muriithi R.S. Rupra Kilifi-Mariakani Water & Sewerage Co. Sakwa Ltd. (KIMAWASCO) ESIA Project Report for The Proposed Water Distribution Short Term Works for G.L 04 02/12/2019 E.I. Muriithi R.S. Rupra Kilifi-Mariakani Water & Sewerage Co. Sakwa Ltd. (KIMAWASCO) MIBP i Preparation of Detailed Designs, Preliminary ESIA/RAP ENVIRONMENTAL & SOCIAL IMPACT ASSESSMENT (ESIA) and Tender Documents for Water Distribution Works for PROJECT REPORT FOR THE PROPOSED WATER Mombasa and 3WSPs DISTRIBUTION SHORT TERM WORKS FOR KIMAWASCO TABLE OF CONTENTS E EXECUTIVE SUMMARY .......................................................................................................... 1 E.1 BACKGROUND INFORMATION ................................................................................................ 1 E.2 STUDY AREA ............................................................................................................................ 1 E.3 PROPOSED WORKS FOR KIMAWASCO WATER DISTRIBUTION NETWORK ........................................... 1 E.3.1 PLANNING HORIZONS .................................................................................................................. 1 E.3.2 CATEGORIZATION OF PROPOSED WORKS ......................................................................................... 3 E.3.3 SUMMARY OF PROPOSED WORKS .................................................................................................. 3 E.4 OBJECTIVES OF THE ESIA ASSESSMENT ........................................................................................... 4 E.5 APPROACH AND METHODOLOGY ................................................................................................... 4 E.6 POLICY, LEGAL AND ADMINISTRATIVE FRAMEWORK .......................................................................... 4 E.7 STAKEHOLDER AND PUBLIC CONSULTATIONS .................................................................................... 5 E.8 PROJECT SENSITIVE RECEPTORS ..................................................................................................... 7 E.9 PROJECT IMPACTS .....................................................................................................................10 E.9.1 POSITIVE IMPACTS DURING CONSTRUCTION PHASE .........................................................................11 E.9.2 POSITIVE IMPACTS DURING OPERATION PHASE ..............................................................................11 E.9.3 NEGATIVE IMPACTS AND MITIGATION MEASURES DURING CONSTRUCTION STAGE ...............................11 E.9.4 NEGATIVE IMPACTS AND MITIGATION MEASURES DURING PROJECT OPERATION PERIOD ......................19 E.10 FINDINGS AND CONCLUSION .......................................................................................................19 E.10.1 ENVIRONMENT AND SOCIAL IMPACT ASSESSMENT ..........................................................................19 E.10.2 RESETTLEMENT IMPACT ASSESSMENT FINDINGS .............................................................................20 1.0 BACKGROUND INFORMATION ........................................................................................... 1-1 1.1 GENERAL INFORMATION ........................................................................................................... 1-1 1.2 PROJECT BACKGROUND ............................................................................................................ 1-3 1.3 PROJECT IMPLEMENTING AGENCY .............................................................................................. 1-4 2.0 STUDY AREA DELINEATION AND EXISTING WATER SUPPLY SYSTEMS................................... 2-1 2.1 GENERAL ............................................................................................................................... 2-1 2.2 URBAN CENTRES ..................................................................................................................... 2-1 2.2.1 PERI-URBAN AREAS ................................................................................................................. 2-2 2.2.2 MARKET/TRADING CENTRES...................................................................................................... 2-2 2.2.3 RURAL AREAS ......................................................................................................................... 2-2 2.3 EXISTING WATER SUPPLY SYSTEM .............................................................................................. 2-2 2.3.1 BULK WATER SUPPLY SYSTEM ................................................................................................... 2-3 2.3.2 WATER SUPPLY TO KILIFI TOWN ................................................................................................ 2-5 2.3.3 WATER SUPPLY TO MTWAPA TOWN .......................................................................................... 2-6 2.3.4 WATER SUPPLY TO MARIAKANI TOWN........................................................................................ 2-9 2.3.5 WATER SUPPLY TO MAZERAS TOWN ........................................................................................ 2-11 2.3.6 WATER SUPPLY TO KALOLENI TOWN ........................................................................................ 2-11 2.4 EXISTING SANITATION SYSTEM................................................................................................. 2-14 3.0 PROPOSED DISTRIBUTION NETWORK AUGMENTATION AND EXTENSIONS .......................... 3-1 MIBP i Preparation of Detailed Designs, Preliminary ESIA/RAP ENVIRONMENTAL & SOCIAL IMPACT ASSESSMENT (ESIA) and Tender Documents for Water Distribution Works for PROJECT REPORT FOR THE PROPOSED WATER Mombasa and 3WSPs DISTRIBUTION SHORT TERM WORKS FOR KIMAWASCO 3.1 PLANNING HORIZONS .............................................................................................................. 3-1 3.2 CATEGORIZATION OF PROPOSED WORKS ..................................................................................... 3-1 3.3 PROPOSED WORKS .................................................................................................................. 3-2 3.3.1 KILIFI TOWN ........................................................................................................................... 3-2 3.3.2 MTWAPA TOWN ..................................................................................................................... 3-2 3.3.3 MAZERAS TOWN ..................................................................................................................... 3-2 3.3.4 MARIAKANI TOWN .................................................................................................................. 3-3 3.3.5 KALOLENI TOWN ..................................................................................................................... 3-3 3.4 INVESTMENT REQUIREMENTS FOR KIMAWASCO WSP AREA