December 2009
Volume 51 Number 12
 
Cover
POU Versus POE and Arsenic Reduction
by Tina Fischer  Pages: 24-25
Arsenic in groundwater. How many times have you seen or read that headline?  read more
 
US EPA's TCLP Test Fails to Predict the Leaching Risk of Water Treatment Arsenic Residuals
by Mo Mukiibi, Jr. and Hannah Wilner  Pages: 26-30
For centuries arsenic has been best known for its use as a poison.  read more
 
Financial Reality Check: A Critical Step in Choosing an Arsenic Treatment System
by Beth Thomas  Pages: 32-34
More and more communities and individuals are in the process of selecting arsenic treatment systems to meet US EPA standards.   read more
 
Features
Infrared Fiber-optic System for On-Line Monitoring of the Quality of Water
by Abraham Katzir  Pages: 38-41
Globalization, rapid urbanization, urban waste generation, rising industrial and agricultural activities, and other concerns have caused increased pollution of water resources.  read more
 
Residential Use of Hydrogen Peroxide for Treating Iron and Hydrogen Sulfide
by Scott Crawford  Pages: 42-44
Two common problems found in well water are iron and sulfur.   read more
 
PWQA 52nd Annual Convention and Western States Show
 Pages: 46-47
read more
 
2009 Technical Review Committee Insights: Mo Mubiiki, Jr.
by Denise M. Roberts  Pages: 50-51
Mukiibi earned his MS and Ph.D. degrees in environmental engineering at the University of Arizona.  read more
 
Web Exclusive
Columns
Dealer Profile: Good Water=Good Health in North Dakota
by Denise M. Roberts  Pages: 36 read more
 
The Basics of Water Chemistry: Salts, Acidity and Alkalinity
by Peter S. Cartwright, PE, CWS-VI  Pages: 48 read more
 
Water Matters: Treatment of Groundwater for Residential Purposes--Certification of Contaminant Reduction Performance
by Rick Andrew  Pages: 52-55 read more
 
On Tap: Increased Risks in the Elderly from Tap Water Consumption
by Kelly A. Reynolds, MSPH, Ph.D.  Pages: 56-58 read more
 
Flowing Issues: Depoliticizing Groundwater
by Angela Logomasini, Ph.D.  Pages: 16-18 read more
 
Viewpoint: Surveys and changes
by Donald A. Mounce  Pages: 6 read more