Alabama Water Quality Information System

— Choose a Frequently Asked Question (FAQ) —


	91.-		Do all persons who have Helicobacter pylori (H. pylori) infection develop ulcers in the stomach and upper small intestine or other gastric problems or diseases?


	92.-		Do hazardous wastes contaminate drinking water?


	93.-		Do oil spills pollute drinking water sources?


	94.-		Do sediment filters have problems with bacteria?


	95.-		Do sodium hypochlorite (NaOCl) feed systems used to disinfect drinking water tend to lock up if they are allowed to sit idle?


	96.-		Do water wells tend to go dry after a period of time?


	97.-		Does a blue/green stain in my sink or bath tub mean I have a corrosion problem?


	98.-		Does a granulated activated carbon (GAC) filter unit that has been used to remove radon continue to give off radiation after it has been taken out of service?


	99.-		Does anyone actually get sick from drinking tap water in the U.S.?


	100.-		Does my private well water have bacteria if it smells bad, has a brown or black tint, and causes stains of the same color?


	101.-		Does soluble silicate (SiO2) work effectively to inhibit pipe corrosion in both acidic and alkaline waters of distribution systems?


	102.-		Does tannin or lignin contamination affect the taste of water?


	103.-		Does the age of my home make a difference in whether my drinking water is likely to be contaminated with lead or not?


	104.-		Does the amount of total organic carbon (TOC) in water have any impact on its corrosion potential?


	105.-		Does the brine tank for a water softener need frequent cleaning?


	106.-		Does the level of dissolved oxygen (DO) in water affect corrosion of metals in household plumbing?


	107.-		Does the time it takes a particular chemical to permeate plastic plumbing like polybutylene pipe change due to previous exposure to the same chemical?


	108.-		Does the U.S. Environmental Protection Agency (EPA) provide any guidance information on nuisance chemicals in drinking water?


	109.-		Exactly what is backflow prevention?


	110.-		Exactly what is water hardness or hard water?


	111.-		From where do most water losses within a utility distribution system occur?


	112.-		Has the Public Health and Bioterrorism Act of 2002 significantly changed the way water utilities conduct their operations?


	113.-		How are electrochemical methods (cathodic protection) used to protect underground metal pipes from corrosion?


	114.-		How are musty or fishy odors treated in well water?


	115.-		How are pipe loops and coupons used to test for corrosion potential within a water distribution system?


	116.-		How big must a water pipe or drain line be for use of a video inspection camera?


	117.-		How can a cross-connection result in pollution of treated drinking water due to backflow?


	118.-		How can a homeowner treat hydrogen sulfide problems in their well water supply?


	119.-		How can a system manager determine when a protective silicate (SiO2) film for inhibiting corrosion in a water distribution system has stabilized?


	120.-		How can a water utility prevent arsenic accumulation in their distribution system?

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This website was developed by the ACES Water Quality Team, under the leadership of Dr. James E. Hairston. It is funded, in part, by USDA-CSREES water quality grant support under Section 406 of the Agricultural Research, Extension and Education Reform Act of 1998.