6.1.J ERMUSR 10-13-2020 - Laserfiche WebLink

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UTILITIES COMMISSION MEETING TO: FROM: ERMU Commission Dave Ninow – Water Superintendent MEETING DATE: AGENDA ITEM NUMBER: October 13, 20206.1j SUBJECT: Staff Update ACTION REQUESTED: None DISCUSSION: Delivered 3 new water meters. Sealed the water meter, installed encoder receiver transmitter,and took curb stop ties from 4 water services. Completed 15 BACTI/Total Chlorine Residual Samples o All confirmed negative for Coliform Bacteria. o Bacteriological/Disinfectant Residual Monthly Report submitted to the MDH Completed 21 routine fluoride samples o All samples met MDH standards. o Submitted MDH Fluoride Report Submitted Discharge Monitoring Report for theDiesel Generation Plant to the Minnesota Pollution Control Agency. The total cost for repairing the damaged 24-inch water main that was struck by a soil boring machine in August at Highway 169 and School Street is $26,198.39. ERMU staff labor made up $4,099.80 of that cost. Hiring Brenteson Companies to cut out and replace the damaged section of water main, plus restoration of the site, was $22,098.59. In addition to these costs the estimated amount of water lost was 200,000 gallons which would equate to $714.42 at the Tier 1 water rate. Water department staff worked closely with city staff to drawdown LakeOrono within DNR regulations for the Lake Orono Restoration and Enhancement project Water Operator Derek Palmer started on September 21. The water operators discovered a leaking water main gate valve at the intersection of th Avenuewhile carrying out our valve exercise maintenance Zumbro Avenue and 188 program. The bolts holding the valve together had corroded to the point of failure, causing the valve to leak. There are three valves located in this intersection; ERMU staff excavated the street and replaced the bolts on all three valves ATTACHMENTS: September 2020 Pumping by Well ______________________________________________________________________________ Page 1 of 1 83