6 2023

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Cc ND M |Vemnilling Village of RedHookWastewater System Red Hook Commons Village ofRed Hook Average Daily Flow : 0.008 MGD (Million Gallons per Day 0.040 MGD (Million Gallons per Day) Required Samples Result Compliance BOD (June 1 - Oct 31) <4.0 mg/L 5 mg/L dune TSS 6.4 mg/L 10 mg/L 2023 UOD (Ultimate Oxygen Demand) Nov 1 - May 31 <10.5 mg/L 34.0 mg.L NH3 <0.5 mg/L 18 mg/L (June 1 - Oct 31) 1.81 mg/L (Nov 1- May Fecal Coliform <1.0/100 mL 200/100 mL Dissolved Oxygen .o mg/L .o mg/L Minimum Deficienci Anoxic Mixers Currently a Medora mixer in place to keep Anoxic tank solids moving. May need to consider this infuture updates. Sand Filter Rebuild Sand Filters have never been rebuilt or media replaced. Should price and schedulefor the nearfuture. Train Downfor Review One process train is downfor review ofdeficiencies. Pump Station Pump Station pumps clogging issues have been an issuefor some time. Pump Station mixing should be implemented to help with pumpfailure and pump station pump outs. Backflow Prev. Facilities backflow Preventor in need of replacement. Additional Notes: ----- End of picture text -----

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|FACILITY MAILINGADDRESS (Street, City, State, Zip code)

—= 30 dayflow-weighted avg.(1) Monthly 30dayGeometric Mean ——_——— 1 1 1

(1) Refer to currant edition of “Notice to SPDES Permitees Regarding Use of the National Pollulant Discharge Elimination System (NPDES) Discharge Monitoring Report Form” for procedures to catculate loadings, flow-weighted average, geometric mean, maximum minimum, percent removal, etc,

Note: Refer to current SPDES permit for specific monitoring requirements. Sample type for chlorine residual and fecal coliforms is grab.

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|Effect on Receiving Stream Name andamount ofchemicals used in treatment process