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..............f f . <br /> ��'� T A ��i1i��lESOTA QEP/�RTCViEt�T OF HEALTH <br /> I�� .�, � <br /> � ` � Section of Drinking Water Protection <br /> � <br /> ' ` � �� a ' 3 Sanitary Survey �indings <br /> � EPARTAENT OF N�ALiH <br /> ���� <br /> System Name: Centerviile ^^ Survey Date: 06/23/2009 <br /> PWSID: 1020036 Surveyor: ad M. d, P.E. � <br /> � S ystem Co paul Palze Surveyor S �'1��� ; <br /> I__ �--�'_- __� -.__J <br /> The findings below identify sanitary risks thaf may impacf water quality, inform the water suppiy owner of <br /> applicable responsibilities, and/or provide guidance related to water system operation and maintenance. <br /> ;Water Source <br /> � ; <br /> A well for a community public water supply must be (ocated according to the distances specified in - <br /> Minnesota Rules, part 4725.4450,� but in no case less than 50 feet from a source of contaminatian, <br /> incl�ding buried sewers, except as specifted in Minnesota Rules, part 4725.5850. The privy located at <br /> Well No. 1 mus# be located at least 50 feet from the well. <br /> �umps/Pump Facilities and Controls _�� J �_ <br /> Only materials, equipment, etc. refated to the water system should be stored in the pump room for Well <br /> No. 2 in city hall. <br /> Treatment --------- -��------ -�� _- -------- - ---� - �- — <br /> All chemical tanks must be vented to the exterior of the building and equipped with a non-corradible insec# <br /> screen. �. �S <br /> �� ���^�s <br /> r�� <br /> ":� chemical tanks must be properly labeled. �� Q . �� � f � <br /> 5�u �" � � �, ' <br /> recommend that the fluoride tanks be replaced with sealed tanks. , � , <br /> �IVater Storage ----- ----� . ---------------------- ------ i <br /> No deficiencies observed. � � ' � 4 � , <br /> �istribution ---� ----- — - -�-- — ' --_. _�_ - , <br /> . "' . _ ._.� <br /> No deficiencies observed. � . � , <br /> Hydrants are flushed twice a year. . �� � ; ! <br /> JMonitoringlReportin� Data Verification _ �� � _ � <br /> =The following records shall be maintained by the water supp(y system � � <br /> I <br /> '� a. Coliform bacteria resu(ts - 5 years , <br /> b. Chlorine residual results - 5 years � <br /> '� c. Chemical results -10 years � � � - � <br /> d. Sanitary survey reports -10 years . � <br /> e. All iead and copper matetia(s - 12 years i <br /> _ f. Consumer confidence reports - 3 years � <br /> , g. Turbidity results - 3 years <br /> h. Public notices - 3 years � - ;. <br /> � i. Fluoride quarterly resutts and monthly reports - 1 year � • ' <br /> . <br /> ._.._._------ -- �-----_.— ---� -- <br /> ''a er S� stem Mana ementl0 eration <br /> _Y.___.___�_._ P _ <br /> aily check of critical system components should be conducted to enhance security and ensure that an <br /> uthor�zed entry has not taken place. - <br /> Page 1 of 2 <br /> 51 <br />