Laserfiche WebLink
MINNESOTA MINNESOTA DEPARTMENT OF HEALTH <br /> \'l DH SECTION OF DRINKING WATER PROTECTION <br /> DEPARTMENT OFHEALTH Public Water Supply Inventory Report o� <br /> System Name: Elk River Survey Date: 05/21/2015 <br /> PWSID: 1710004 Surveyor: Kim Anding Larsen, P.E. <br /> System Contact: Eric J.Volk PWS Type: Community <br /> Treatment Information <br /> TREATMENT PLANT#5 <br /> Type: Treatment Plant Source Water: Groundwater <br /> Status: Active Design Capacity: 1,000 Gallons per Minute <br /> Availability: Primary Emergency Capacity: 1,000 Gallons per Minute <br /> Operating Rate: 1000 Gallons per Minute <br /> Treatment Objective Treatment Process Mechanism <br /> Disinfection Chlorine/Gas <br /> Fluoride (Z) Fluoridation/Hydrofluosilicic acid <br /> Iron removal Filtration (Pressure)/Rapid sand <br /> Oxidation -chemical/Chlorine <br /> TREATMENT PLANT#6 <br /> Type: Treatment Plant Source Water: Groundwater <br /> Status: Active Design Capacity: 1,000 Gallons per Minute <br /> Availability: Primary Emergency Capacity: 1,000 Gallons per Minute <br /> Operating Rate: 1000 Gallons per Minute <br /> Treatment Objective Treatment Process Mechanism <br /> Disinfection Chlorine/Gas <br /> Fluoride (Z) Fluoridation/Hydrofluosilicic acid <br /> Iron removal Filtration (Pressure)/Anthracite/Greensand <br /> Oxidation -chemical/Chlorine <br /> Manganese removal Filtration (Pressure)/Anthracite/Greensand <br /> Oxidation -chemical/Sodium permanganate <br /> TREATMENT PLANT#7 <br /> Type: Treatment Plant Source Water: Groundwater <br /> Status: Active Design Capacity: 1,000 Gallons per Minute <br /> Availability: Primary Emergency Capacity: 1,000 Gallons per Minute <br /> Operating Rate: 1000 Gallons per Minute <br /> Treatment Objective Treatment Process Mechanism <br /> Disinfection Chlorine/Gas <br /> Fluoride (Z) Fluoridation/Hydrofluosilicic acid <br /> Iron removal Filtration (Pressure)/Anthracite/Greensand <br /> Oxidation -chemical/Chlorine <br /> Oxidation -chemical/Potassium permanganate <br /> Manganese removal Filtration (Pressure)/Anthracite/Greensand <br /> Oxidation -chemical/Sodium permanganate <br /> Other Backwash recycle <br /> 5/26/2015 Page 6 of 9 <br /> 287 <br />