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Consider and take action on approving a Professional Services Agreement with Worth Hydrochem of Oklahoma in the amount not to exceed $463,213 for services to conduct reverse osmosis(RO) and green sand filtration pilot and provide an engineering report of water treatability.
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INITIATOR: Rusty Whisenhunt, Director of Public Utilities
STAFF INFORMATION SOURCE: Rusty Whisenhunt, Director of Public Utilities
BACKGROUND: The Alternate Water Supply (AWS) project was identified as use of ground water by drilling wells into the Arbuckle-Timber Aquifer, conveyance system and plant upgrade at the SEWTP. The AWS project was authorized to proceed with phase one of project to produce a minimum of 5MGD potable water for the City of Lawton the first project the Lawton Groundwater Supply - Well Site K (Well No. 1) received bids and on June 8, 2023, City Council awarded the Project. The well #1 after it was completed produces 1.2 MGD of raw water per day. The Lawton Groundwater Supply - Treatment Pilot Project #PU2002 was bid and on April 13, 2023, City Council approved awarding of the project to Worth Hydrochem. The piolet was completed a proved that the reverse osmosis would work but that use of a polymer coagulant would not provide the required treatment. Bids for the Lawton Groundwater Supply - Test Well and Production Well Project PU2301 that included drilling of 7 test holes with conversion of 4 test holes to production wells. A bid opening was held December 5, 2023, and a total of 3 bids were received, a construction contract for PU2301 Groundwater Supply Well Installation 2023 was awarded to Associated Environmental Industries. Corp on January 9, 2024, in the amount of $9,223,500. Bench analysis was conducted on the well water and ODEQ requires that the treatment process proposed by bench analysis be piloted. The requirement also requires that the same RO system be used in conjunction with the green sand filtration system occur. Worth Hydroche...
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