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7467 South Broadway, Red Hook, New York 12571 tyCA Village ofRedHook Water & Wastewater Treatment 3} bvironniental Date: 02/08/2021 Consulting Water System Wastewater System Water System Notes: The PFOA/PFOS, 1,4 Dioxane samples were collected from each well | [Wastewater][ System] [Notes:] [4th] [Quarter][ came][ back][ with][ Satisfactory][ results.] with below regulatory limit results. We are currently working with Delaware Engineering to try and get reduced monitoring requirements. All monthly coliform tests were completed, Required Samples Result Compliance Monthly Total Coliform Traditions,along with a 4thwith no presence sample collected, of coliformfrom or e. . BODTss <4.0 5 me/L coli 4th Quarter Required 2.3 10 mg/L . 4th quarter‘ PFOA/PFOS,ad1,4 Dioxane Samples Fecal ColiformNH3 <1.3 2.2 me/L Special Samples Testing completed and came back with, 1.0 200/100v mL Satisfactory results. Deficiencies Deficiencies WellWell 3 Pressure9.Vent Gauge DownwardWell 3 Pressurefacing Gauge vent needs required ta be per replacedDOH. per DOH Anoxic Mixers soliasaently moving. iagIlay eed need to0 considerPplace7 tht iomeuadnesPi . Well 15 Number Placard Well 15 needs a new number placard per DOH sand Filter Rebuild Sand Filters have never been rebuilt or media replaced. Well Cantro! {ssues Well controls need to be evaluated as communication issues Should price and schedulefor the nearfuture. have occurred. Delaware Engineering is presenting to new Mayor. Train Down for Review One process train is down for review of deficiencies. Review to be completed this week and sent for review. Blower System Maintenance Process blowers are long overdue for maintenance. Belts Town/Village Interconnect 2020 test indicated this was not a viable option for Village and oils should be purchased [for][ preventative] [maintenance.] flow in case ofemergency. Engineering review currently in |pump Station Pump Station pumps clogging issues have been an issue for place. some time. Pump Station mixing should be implemented to help with pump failure and pump station pump outs. Well Level/Flow Well level monitors have been reviewed with a variety of repairs that were required. Currently looking at options for | Backflow Prev. Replacement Facilities backflow Preventor in need ofreplacement. communication to wells 14 & 15 as there is a short in wiring between the plant and the wells Storage Tank inspections All storage tanks have been inspected and are awaiting report. ----- End of picture text -----