Martin County

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File #: 22-0800   
Type: Departmental Status: Agenda Ready
In control: Board of County Commissioners
On agenda: 5/3/2022 Final action:
Title: UPDATE ON THE PREFERRED ALTERNATIVE FOR PROVIDING ADDITIONAL WATER TREATMENT CAPACITY FOR WESTERN PALM CITY AREA
Attachments: 1. SUPP MEMO.pdf, 2. Presentation Capacity Evaluation 20APR22.pdf
PLACEMENT: Departmental
TITLE:
title
UPDATE ON THE PREFERRED ALTERNATIVE FOR PROVIDING ADDITIONAL WATER TREATMENT CAPACITY FOR WESTERN PALM CITY AREA
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EXECUTIVE SUMMARY:
executive summary
Martin County Comprehensive Plan, Policy 11.1B.8. states: To ensure capacity of the regional water system, Martin County shall begin to design essential improvements when the system reaches 80 percent of total rated capacity. Construction will begin when the system reaches 90 percent of total rated capacity. No additional reservations shall be made at 100 percent of rated capacity unless construction of improvements is underway. Demand is at 82.3% of current capacity and 79.4% of uprated capacity, therefor design for additional capacity is scheduled to begin on FY2023.
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DEPARTMENT: Utilities and Solid Waste
PREPARED BY: Name: Sam Amerson, P.E.
Title: Utilities & Solid Waste Director
REQUESTED BY:

PRESET:
PROCEDURES: None

BACKGROUND/RELATED STRATEGIC GOAL:

In planning for additional water treatment capacity, Kimley-Horn was contracted to provide a Water Treatment Plant Capacity Evaluation. The purpose of the report was to provide a capacity analysis and technical evaluation uprate each of three (3) Martin County Utilities' water treatment facilities to provide additional system capacity beyond the current master plan capacity of 22.5 gallons per day (MGD). This evaluation was limited to existing MCU sites in effort to reduce capital expenses and provide a phased approach towards maintaining adequate treatment capacity. It is assumed that an additional 1.25 MGD of capacity, up to 23.5 MGD of system treatment capacity will be needed as a result of the Western Palm City growth outside of the current service area. Based on the evaluation, the following is noted:

* Martin Downs expansion is the most economically feasible (capital & operating costs) option for immediate expansion of 2 MGD.
* Tropical Farms is the second most economica...

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