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UTILITIES COMMISSION MEETING <br />TO: FROM: <br />ERMU Commission Dave Ninow – Water Superintendent <br />MEETING DATE: AGENDA ITEM NUMBER: <br />June 14, 20226.1j <br />SUBJECT: <br />Staff Update <br />ACTION REQUESTED: <br />None <br />DISCUSSION: <br /> Delivered 13 new water meters, sealed the meters, installed an encoder receiver <br />transmitter, and took curb stop ties. <br /> Completed 15 BACTI/Total Chlorine Residual Samples <br />o All confirmed negative for coliform bacteria <br />o Bacteriological/Disinfectant Residual Monthly Reportsubmitted to the MDH <br />Completed21routine fluoride samples <br />o All samples met MDH standards <br />o Submitted MDH Fluoride Report <br />o Completed one MDH validation fluoride sample <br /> Submitted Discharge Monitoring Report (DMR) for the Diesel Generation Plant to the <br />Minnesota Pollution Control Agency. <br /> Hydrant flushing went well the week of May 9. With the help of technical services staff, <br />most of the flushing was competed that week, the remainder of the hydrants were <br />flushed the following week. <br /> At the preconstruction meeting for Evergreen Townhomes the developer asked what <br />alternative water main pipe materials would be accepted for this projectdue to material <br />supply shortages. The City of Elk River Design Standards require that water main pipe <br />shall be ductile iron in accordance with American Water Works Association standards. <br />Fused high density polyethylene (HDPE) would also be accepted. Exceptions to the <br />design standards are not being allowed. The developer and the engineering firm for the <br />project have been informed. <br /> MnDOT’s contactor started work on relocating the water main crossing Highway169 <br />th <br /> Avenue. 85 feet of new casing pipe has been installed, the remaining <br />south of 197 <br />casing and water main pipe will be installed when road work switches to the other side <br />of the highway. <br /> We have received sampling results from the statewide Per- and Polyfluorinated <br />Substances (PFAS) monitoring project conducted by MDH last fall. All sampling results <br />were below the available health-based guidance values for PFAS. Since PFAS sampling is <br />not required by the EPA, we are not required to include these results in the Consumer <br />______________________________________________________________________________ <br />Page 1 of 2 <br />172 <br />