The City of Scottsburg, Ind., recently improved its wastewater disinfection facility and elected to replace a chlorine feed system with a closed...
Disinfection
Displaying results 137-153 of 257
Editorial
Process Chemistry And Laboratory Analysis
Product improves total solids destruction in aerobic digesterProblem: Operators in an east-central Missouri city wanted better digester performance in the cold months, when...
Editorial
An Ozone-Enhanced Filtration System Provides Multi-Barrier Treatment For Water Reclamation
Populations are growing and freshwater suppliers are under stress, not just in developing countries but in many parts of the United States....
Editorial
The Lawton Team's Ingenuity Conquers Raw-Water Issues And Operating Challenges
Treating water with low turbidity with marginal seasonal fluctuations in iron and manganese keeps operators busy at the Lawton (Okla.) Water Treatment...
Online Exclusives
UV Pure Technologies Announces Sale
Clearford Water Systems Inc., based in Ottawa, Ontario, has purchased a 91 percent interest in UV Pure. The transaction is expected to...
Online Exclusives
Exam Study Guide: Removing Hydrogen Sulfide
When faced with a licensing exam, don't struggle with test anxiety! Use the question below and others from our Exam Study Guide...
Online Exclusives
WEFTEC 2014 Innovation: PeroxyChem System Disinfects Without Problem Byproducts
Editor's Note: Innovation was a big theme at WEFTEC 2014. We'll be featuring a few of the new and better technologies found...
Editorial
Advanced Dewatering Technology Provides High-Efficiency Batch Processing For Residuals
There are many ways to dewater residuals from drinking water treatment and wastewater treatment. Infilco Degremont offers one of the newer approaches...
Online Exclusives
Water Treatment 101: A Disinfection Primer
Editor's Note: This article is part of our "Water Treatment 101" series, which covers basic treatment processes. To read the first article...
Editorial
To A New Level
The Graton (Calif.) Community Services District (GCSD) had just been formed in July 2004 when the Regional Water Quality Control Board issued...
Editorial
Energy-saving, closed vessel UV system treats wastewater for reuse
The ultraviolet low-pressure (UVLW), closed-vessel treatment system from Engineered Treatment Systems (ETS) is designed for high-quality wastewater, filtered effluent or membrane-treated wastewater...
Editorial
High Accuracy, Less Chemistry
Accuracy matters greatly in online chlorine measurement, but so does the cost of the measurement device and the reagents it consumes.The Thermo...
Editorial
A Stellar Team
Jennifer Baca and Chris Lopez love a challenge, and it has taken them far. From temporary laborer, to senior operator in charge of...
Editorial
Chlorine Analyzer Reduces Reagent Consumption
The Orion Chlorine XP online process analyzer from Thermo Fisher Scientific uses colorimetric DPD chemistry to continuously measure total and free chlorine....
Online Exclusives
Exam Study Guide: Disinfection Byproducts Rule
When operators are faced with licensing exams, they sometimes struggle with test anxiety because they don’t understand how to study and prepare...
Online Exclusives
News Briefs: 'Salty Roads, Salty Water' Say Water Utilities
After a punishing winter, full of snowstorms, ice storms and every mix of precipitation Mother Nature could conjure up, many freeways and...
Editorial
An Easy Transition
The Alabama city of Auburn in 2012 converted the disinfection system at its H.C. Morgan Water Pollution Control Facility from chlorine to...











