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Quality First _ Water Main Flushing nce again we are pleased to present our annual Owater quality report. As in years past, we are Distribution mains (pipes) convey water to homes, businesses, and hydrants in your neighborhood.The committed to delivering the best-quality drinking water water entering distribution mains is of very high quality; possible.To that end,we remain vigilant in meeting the however, water quality can deteriorate in areas of the challenges of new regulations, source water protection, distribution mains over time. Water main flushing is the water conservation, and community outreach and process of cleaning the interior of water distribution mains education, while continuing to serve the needs of all by sending a rapid flow of water through the mains. of our water users. Thank you for allowing us the Flushing maintains water quality in several ways. For opportunity to serve you and your family. example, flushing removes sediments such as iron and manganese. Although iron and manganese do not pose health concerns, they can affect the taste, clarity, and color of the water. Additionally, sediments can shield Where Does My Water Come microorganisms from the disinfecting power of chlorine, From? contributing to the growth of microorganisms within distribution mains. Flushing helps remove stale water and Elk River Municipal Utilities wells are supplied ensures the presence of fresh water with sufficient dissolved from the Mt. Simon-Hinckley Aquafer. The oxygen, disinfectant levels, and an acceptable taste and entire water system is composed of eight smell. wells, four water towers, 120 miles ►‘, ' of mater main, and over 1,200 fire During flushing operations in your neighborhood, '' hydrants.In 2017,Elk River Municipal some short-term deterioration of water quality, though LUtilities delivered over 780 million i uncommon, is possible. You should avoid tap water for gallons of water to our customers. household uses at that time. If you do use the tap, allow your cold water to run for a few minutes at full velocity _ before use, and avoid using hot water to prevent sediment accumulation in your hot water tank. Please contact us if you have any questions or if you would Important Health Information like more information on our water main flushing schedule. Some people may be more vulnerable to contaminants in drinking water than the general population. Immunocompromised persons such as persons with Source Water Assessment cancer undergoing chemotherapy, persons who have undergone organ transplants, people with HIV/AIDS e Source Water Assessment Plan (SWAP) is now or other immune system disorders, some elderly, and 1 available at our office. This plan is an assessment infants may be particularly at risk from infections. of the delineated area around our listed sources through These people should seek advice about drinking water which contaminants, if present, could migrate and reach from their health care providers. The U.S. EPA/ our source water.It also includes an inventory of potential CDC (Centers for Disease Control and sources of contamination within the delineated area,and Prevention) guidelines on appropriate '' a determination of the water supply's susceptibility to means to lessen the risk of infection ' contamination by the identified potential sources. The by Cryptosporidium and other microbial I recharge area around Well 5 is vulnerable (moderate), contaminants are available from the while the remaining portion of the DWSMA for all other Safe Drinking Water Hotline at wells is not vulnerable. (800) 426-4791 or http://water. lir .. epa.gov/drink/hotline. Lead in Home Plumbing If present, elevated levels of lead can cause serious health problems, especially for pregnant women and young children. Lead in drinking water is primarily from materials and components associated with service lines and home plumbing.We are responsible for providing high-quality drinking water, but cannot control the variety of materials used in plumbing components.When your water has been sitting for several hours,you can minimize the potential for lead exposure by flushing your tap for 30 seconds to 2 minutes before using water for """ k drinkingor cooking. Ifyou are concerned about lead inyour water,you maywish to haveyour water A ', g �". tested. Information on lead in drinking water, testing methods, and steps you can take to minimize exposure is available from the Safe Drinking Water Hotline or at www.epa.gov/lead. t