November 2013
Volume 55 Number 11
 
Cover
What is Wastewater? Primary Basics of What to Do with it
by Daniel L. Theobald  Pages: 22 - 24
Wastewater, the waste discharge that first comes to mind in any discussion of stream pollution, is the discharge of domestic wastewater, which contains a large amount of organic waste.  read more
 
Features
Considering the Pros and Cons of RO Systems and Current Alternative Technologies for Household Water Purifiers
by Sanghyeon Kang, PhD, CWS-VI  Pages: 26 - 31
Several technologies (such as membrane, filtration, chemical treatment, etc.) are widely used for purification of drinking water.  read more
 
Big Motors, Big Trouble: RO Hard Start
by Matthew Wirth  Pages: 32 - 36
A tsunami, a rogue wave, a tidal wave, a storm surge brought on by a hurricane—the enormous force created by water is undeniable.  read more
 
Hydrodynamic Design, Part 10: Sizing Pumps
by C.F. 'Chubb' Michaud, CWS-VI  Pages: 42 - 46
In previous chapters, it was pointed out that a filtration system design is an exercise in engineering.  read more
 
Cooling Tower Blowdown Treatment and Reuse — A ZLD Case History
by Peter S. Cartwright, PE  Pages: 48 - 52
The High Desert Power Project, LLC is a large California power generator using microfiltration (MF) technology to treat and reuse cooling tower blowdown in a ZLD (zero liquid discharge) process.  read more
 
Web Exclusive
Columns
Creative Marketing: Make Surveys Part of Your Marketing Mix
by David H. Martin  Pages: 14 - 16 read more
 
Dealer Profile: Independent Dealers: What Makes Them Tick?
by Denise M. Roberts  Pages: 38 - 40 read more
 
Water Matters: Updates to NSF/ANSI 58 Reverse Osmosis Drinking Water Treatment Systems
by Rick Andrew  Pages: 54 - 56 read more
 
On Tap: US Public Water Supplies: First Positive Confirmations of Deadly Amoeba
by Kelly A. Reynolds, MSPH, PhD  Pages: 58 - 60 read more
 
Viewpoint: Another year nearly gone
by Kurt C. Peterson, Publisher  Pages: 6 read more
 
People: November 2013  Pages: 18 - 19 read more