STRATEGIC PRIORITY: Transportation & Infrastructure
AGENDA DATE: September 25, 2024
COUNCIL DISTRICT(S): All
DEPARTMENT: Water Utilities Department
EXECUTIVE: Dev Rastogi
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SUBJECT
Title
Authorize Supplemental Agreement No. 1 to the professional services contract with HDR Engineering, Inc. for additional services associated with the Long Range Water Supply Plan - Not to exceed $1,003,649.00, from $2,275,563.00 to $3,279,212.00- Financing: Water Construction Fund
Body
BACKGROUND
On November 9, 2022, the City Council authorized a professional services contract with HDR Engineering, Inc. (HDR) to prepare the City's Long Range Water Supply Plan Study to the Year 2080 and beyond. The purpose of the study is to determine strategies and alternatives to obtain and connect additional water supplies in order to meet the future needs of the customers of Dallas Water Utilities (DWU). The last full review of Dallas' Long Range Water Supply Plan (LRWSP) was conducted in 2014, and a new long-range plan is needed in order to determine Dallas' future population and water needs to the year 2080 and beyond. The results of the LRWSP, once adopted, will be submitted to the Region C Water Planning Group, and will be incorporated into the 2026 Region C Water Plan and the 2027 State Water Plan.
This action will authorize Supplemental Agreement No. 1 to the professional services contract with HDR to evaluate additional alternatives for the connection of the Integrated Pipeline Project (IPL) to Dallas' treatment and distribution system, evaluate and prepare water right applications related to Lewisville and Ray Roberts lakes, and investigate seasonal aquifer storage and recovery to meet peak summer demands in the southern area of the DWU water delivery system. DWU's retail and wholesale customer systems have experienced significant growth in demands since the 2014 LRWSP, with recent rapid growth occurring in the s...
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