December 2011 Volume 53 Number 12
Cover
	California Groundwater Association Annual Convention Recap by Denise M. Roberts  Pages: 22-23 The California Groundwater Association kicked off its 2011 Annual Convention in Reno, Nevada on Wednesday, November 3.  read more
Features
	Arsenic: Confronting Reality Five Years Later by Matthew Wirth  Pages: 26-33 How well do we know our water? The absence of evidence does not guarantee evidence of absence.  read more   Certification Decisions: Do They Have to Be So Hard? by Tina Fischer, CWS-VI  Pages: 34-37 Choices, choices, choices. Each day, we are forced to make thousands of them.  read more   Aquatech Amsterdam, Another Success Story by WC&P Staff  Pages: 42-45 Since its establishment in 1964, Aquatech Amsterdam has developed into the world's most authoritative trade exhibition in the...  read more
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Columns
	Dealer Profile: When it 'Raynes' in Southern California by Denise M. Roberts  Pages: 38-41 read more   Executive Insight: Chester Paul Company, the Family Distributor for the Water Treatment Industry by Denise M. Roberts  Pages: 46 read more   Water Matters: Flowrates and the NSF/ANSI DWTU Standards by Rick Andrews  Pages: 48-52 read more   On Tap: Ultraviolet Light-Resistant Viruses Revealed by Kelly A. Reynolds, MSPH, Ph.D.  Pages: 54-56 read more   Viewpoint: End of a better year? by Kurt C. Peterson, Publisher  Pages: 6 read more