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HOW OUR WATER IS TREATED PAGE 4 Q Water Tower eIt Is I 1 - r © Clarification t _ v -I ® Raw water 41 - 1 0 ` lean {l'el! ' Plan[ h®rJlvorks iM fs Q 0wi 000to y 9f] � � 0 Eil �7 __ !s } Filters © Disinfection 0 Post Treatment (1 ) Raw water from University Lake and/or Cane Creek is and anthracite coal) , where remaining particles are removed . pumped to the plant and (2) enters through the headworks facile (6) The water enters the post-treatment stage, where fluoride ity, where nontoxic chemicals are added to make solid particles and other substances are added before the water is M pumped clump together and improve taste and odor. (3) Water is then to the 1 .5 million gallon clear well for temporary storage. Millions pumped to either the pulsator or sedimentation basins , which of gallons are then pumped daily to one of several elevated stor- mix the water and allow time for solids to settle. (4) As water is age tanks (8 ) , which provide pressure so finished water can pumped to filters , a liquid form of chlorine is added for disinfec- be delivered to your tap through a 300 - plus mile waterline tion . (5) Water flows downward through dual media filters (sand network . How you can get involved What 15 in water quality and water supply issues Cryptospo idium? You can1 get involved in water resource issues at the local , State and national levels in several ways . ✓ Becoming informed is the first step in being an effective Cryptosporidium is a microscopic organism that participant6 can cause diarrhea , fever and other gastrointes- tinal symptoms if ingested . You can learn about water and water resource issues from news media ; books in the library ; Web sites , such as those of the U . S . The organism comes from human and animal Environmental Protection Agency, American Water Works Associa - wastes and may occur in local streams and tion and other organizations ; and by contacting OWASA (telephone : lakes . We control Cryptosporidium through a 9684421 ; Web site : www . owasa . org ; e - mail : combination of source water protection and webmaster@owasa . org ) , sophisticated treatment technology. ✓ Expressing your views at public meetings , by contacting public OWASA has tested for Cryptosporidium but has officials , etc . is important when improvements , new policies and stan - never detected it in treated water. dards affecting water quality are needed or proposed . Please contact us at 9684421 if you would like We invite you to attend and participate in meetings of the more information about Cryptosporidium . OWASA Board of Directors , which sets policies and adopts the budget for our water and wastewater services . The Board Water conservation is not just a good meets at 7 pm on second Thursdays of most months in the idea . It's a practical solution that can Community Room in the OWASA Operations Building , 400 Jones help prevent and/ or cope with water Ferry Road , Carrboro ; and on fourth Thursdays at the Chapel shortages . Two of the most of important Hill Town Hall . On fourth Thursdays , you can watch OWASA conservation techniques are using low- Board meetings on the cable television systems in Chapel Hill flow toilets and other plumbing devices , '1 and Carrboro . and using water- efficient landscaping . Orange Water and Sewer Authority Public Water Supply No . : 03 -6811010 EPA7s Drinking Water How to contact us: 400 Jones Ferry Rd . , Carrboro , NC 27510 Telephone: (919) 968-4421 Hotline: (800)4264791 Fax: 9684464 E-mail.• webmaster@owasa . org Web site : vvww. owasa . org 4. :. ;i