6.1e ERMUSR 10-08-2019 Elk River
Municipal Utilities UTILITIES COMMISSION MEETING
TO: FROM:
ERMU Commission Dave Ninow—Water Superintendent
MEETING DATE: AGENDA ITEM NUMBER:
October 8, 2019 6.1e
SUBJECT:
Staff Update
ACTION REQUESTED:
None
DISCUSSION:
• Delivered 14 new water meters.
• Sealed the water meter, installed encoder receiver transmitter, and took curb stop ties
from 12 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 20 routine fluoride samples
o All samples met MDH standards.
o Submitted MDH Fluoride Report
• Submitted 7 Nitrate samples to the MDH
• The annual leak detection survey has been completed. There were three fire hydrants
identified as leaking, the water operators have made the necessary repairs.
• Water department staff has been working with the contractor preforming water main
connections for River Place Second Addition.
• Results came back from the lead and copper tap water testing done this year: we are
well under the action level for lead and copper. A letter with results of the testing and
information on lead/copper in drinking water was sent on September 19 to every
resident that participated in sampling their tap water. Attached is a copy of the lead and
copper tap water monitoring report from the MDH.
• The water department has continued to locate and validate existing areas of the
distribution system, along with locating new developments for addition to the map.
ATTACHMENTS:
• September 2019 Pumping by Well
• Lead/Copper Tap Water Monitoring Report—September 11, 2019
Page 1 of 1
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rnDEPARTMENT
OF HEALTH
PROTECTING, MAINTAINING & IMPROVING THE HEALTH OF ALL MINNESOTANS
September 11,2019
Elk River Municipal Utilities
c/o Mr. Troy Adams
P.O. Box 430
Elk River, Minnesota 55330 - 5600
Gentlemen/Ladies:
SUBJECT: Lead/Copper Tap Water Monitoring Report, PWSID 1710004
This letter is to report the results of your recent lead/copper monitoring that is required by the Safe
Drinking Water Act. The results revealed the following 90th percentile levels:
90th percentile lead level =2 µg/1 (rounded as 0.002 mg/I).
The action level for lead is 15.0 gill.
90th percentile copper level =276 µg/1 (rounded as 0.276 mg/I).
The action level for copper is 1300 µg/1.
Based on these results, your public water system has nat exceeded the action level for lead and has
not exceeded the action level for copper.
By federal rule, 40 CFR 141.85, you are required to provide the lead/copper results to persons served
at the sites that were tested. In addition,you must provide them with an explanation of the health
effects of lead/copper, list steps consumers can take to reduce exposure to lead/copper in drinking
water,and water utility contact information. The notification must also provide the maximum
contaminant level goals, the action levels for lead/copper. and the definitions for these two terms.
Notification must be made within 30 days by U.S. Mail. If the residence is a rental property, both the
occupant(s)of the residence and rental property owner must be notified. To assist you in meeting the
notification requirements, we have enclosed a sample letter and a fact sheet on lead/copper in drinking
water. All of the information contained in the sample letter is EPA required language and must be
included in your letter and provided to the homeowner. If you would like to receive any of the
enclosed documents via e-mail, please send your request to pauline.wuoti@state.mn.us.
The lead/copper sampling site addresses are private data. This information was classified as
"nonpublic"by the Minnesota Department of Administration in October 2004, upon the request of
Minnesota Department of Health (MDH) and Minnesota community water supply systems. When
notifying the persons served at the sites that were tested, provide them with the results for that address
only.
An equal opportunity employer
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Elk River Municipal Utilities
Page 2
September 11, 2019
PWSID 1710004
Within 10 days after notifying the residents of their results,you must complete the enclosed
Lead/Copper Results Delivery Certification form and return it to us along with a copy of the letter that
you sent to the residents notifying them of their results. A return envelope is enclosed for your
convenience.
Please note that all enclosures are sent to the addressee of this letter. Persons receiving a copy (cc) of
the letter do not receive any enclosures. It is the responsibility of the addressee to follow through with
the requirements.
A sampling kit will be sent to you prior to your next scheduled sampling date. The enclosed report
should be placed in your records and a copy maintained on or near the water supply premises and
available for public inspection for not less than ten (10) years.
if you have any questions,please contact me at 651/201-4674, or Anna Schliep at 651/201-4667.
Sincerely,
Pauline A. Wuoti
Community Public Water Supply Unit
Environmental Health Division
P.O. Box 64975
St. Paul,Minnesota 55164-0975
PAW
Enclosures
cc: Water Superintendent
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