Resolution - #91-04-088 - 04/23/1991

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'/. That the Applicant submitted a description of their proposal which included the following and is herein incorporated by reference. · Transmittal letter and project description- March 11, 1991 · NPDES/SDS Permit- Attachment 1 · Neighborhood Meeting Attendance - Attachment 3 · Plan Sheets 1 and 2 That pump-out and treatment facility will consist of the following components located as described in WMMI's submittal of 3/11/91. Twelve 8" barrier wells located immediately south and east of the landfill designed to be pumped at a rate of 25 gallons per minute that will act as a barrier to prevent further spread of contamination from the landfill within the surficial aquifer. Eight 8" recovery wells located south-southeast of the landfill designed to be pumped at a rate of 100 gallons per minute that will recover the contamination plume that has moved away from the landfill within ,the surficial aquifer. An underground collection system consisting of 4,100 feet of gravity sewer and 2,850 feet of forcemain to carry the pumped groundwater to the treatment facility. A groundwater treatment facility located south of the landfill. The treatment facility will consist of two 30 foot tall air stripping towers, two carbon filters, building to house blowers and controls, one lift station, a sump to contain cleaning water, and a discharge sump. The entire treatment facility will be constructed on a concrete slab that is approximately 40 feet by 40 feet. e. Approximately 6000' of 15" underground discharge pipe. f. Approximately 600' of 36" reinforced concete storm sewer. That the barrier wells, three recovery wells, treatment facility and the majority of the underground collection system will be constructed on landfill property. Five of the recovery wells and the portion of the collection system associated with these wells will be constructed east of landfill property in an area zoned residential. The discharge pipe will be constructed in an area zoned industrial.