2025-06-27 PL-INT-2025-010858 Brown and Caldwell - Category PL.5

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County of Hawaii,Planning Dept. Section E PL.4)Community Planning(Community/Regional Plans,General Plan,Climate Adaptation) Fiscal Year 2025-2026 c. (1)TITLE AND LOCATION(City and State) (2)YEAR COMPLETED Central Oahu Watershed Management Plan, Honolulu, Hawaii PROFESSIONAL SERVICES CONSTRUCTION(if applicable) Ongoing N/A (3)BRIEF DESCRIPTION(Brief scope,size,cost,etc.)AND SPECIFIC ROLE❑x Check if project performed with current firm Project Engineer(Civil). BC is developing the Central Oahu Watershed Management Plan (WMP)for the Honolulu Board of Water Supply.The overall goal of the Central Oahu WMP is to formulate an environmentally holistic, community-based,and economically viable WMP that provides a balance between preservation/management of Oahu's watersheds and the sustainable development and use of groundwater and surface water supplies.The plan has five objectives: (1) promote sustainable watersheds; (2) protect and enhance water quality and quantity; (3) protect Native Hawaiian rights and traditional practices; (4)facilitate public participation,education, and project implementation;and (5) meet future water demands at reasonable costs.The plan is prepared in coordination with the City and County of Honolulu (CCH), Dept.of Planning and Permitting and in accordance with the State Water Code Chapter 174C, HRS,and CCH Ordinance Chapter 30, ROH.The Central Oahu WMP is one of eight district WMP's that comprise the Oahu WMP. Total Contract Amount: $625K Client: Honolulu Board of Water Supply d. (1)TITLE AND LOCATION(City and State) (2)YEAR COMPLETED Water Systems Investment Plan, Lihue, Hawaii PROFESSIONAL SERVICES CONSTRUCTION(if applicable) Ongoing N/A (3)BRIEF DESCRIPTION(Brief scope,size,cost,etc.)AND SPECIFIC ROLE❑x Check if project performed with current firm Project Engineer(Civil). BC is developing a geographic information system (GIS)and hydraulic model for the County of Kauai, Dept.of Water(KDOW)as part of the Water Systems Investment Plan (WSIP) project.The WSIP is a comprehensive master plan, identifying infrastructure and facility improvements in alignment with KDOW's long- range goals and objectives. BC is working with KDOW to develop a capital improvement program to address system improvements needed for water supply infrastructure and enterprise systems and prioritize projects to meet level of service objectives. Included in the project is a financial analysis including utility rates, development charges, and funding opportunities through local,State and Federal programs.A climate change impact assessment for sea level rise and storm surge is being conducted along with a desktop condition and resiliency assessment.Stakeholder engagement is planned throughout the project, including two Ka Pa'akai analyses to collect information on traditional and customary practices within the study area. Total Contract Amount: $2M Client:County of Kauai, Dept.of Water e. (1)TITLE AND LOCATION(City and State) (2)YEAR COMPLETED Risk and Resiliency Assessment and Emergency Response Update, PROFESSIONAL SERVICES CONSTRUCTION(if applicable) Hilo, Hawaii 2022 N/A (3)BRIEF DESCRIPTION(Brief scope,size,cost,etc.)AND SPECIFIC ROLE❑x Check if project performed with current firm Project Manager. BC performed a risk and resiliency assessment that included an evaluation of County of Hawaii, Department of Water Supply(HDWS)seven largest systems that met the threshold for America's Water Infrastructure Act 2018 compliance requirements. BC developed a custom vulnerability assessment tool that evaluated HDWS's critical assets against the selected natural hazards and malevolent acts.The tool produced a prioritized risk score for each asset based on the identified threat and the results will be used to support HDWS's future improvement planning. BC also updated HDWS's Emergency Response Plan which included updates to the Action Plans to prepare for, respond to,and recover from an emergency event. Total Contract Amount: $535K Client:County of Hawaii, Dept.of Water Supply IBrown AND Caldwell STANDARD FORM 330(REV.7/2021) : 14