The contest might by extremely competitive, but fun and camaraderie are the big take-homes for those who did battle on the WEFTEC 2015 show...
Blogs
WEFTEC Competition Pits Operators in Battle of Wit, Braun and Expertise
Laboratory Analysis
Displaying results 154-170 of 241
Editorial
TKN Digester Operates Automatically, Heats Up To 450 Degrees C
The HotBlock TKN (total Kjeldahl nitrogen) digestion system from Environmental Express is preprogrammed to automate digestion protocols (EPA Method 351.2) for determining...
Online Exclusives
Exam Study Guide: Filamentous Organisms
When faced with a licensing exam, don't struggle with test anxiety! Use the question below and others from our Exam Study Guide series to...
Videos
'Never Bored' at Fairfield-Suisun Sewer District
Tag along with award-winning operator/maintenance technician Ben Carver from the Fairfield-Suisun Sewer District in California as he explains why he enjoys wastewater...
Editorial
Digital Data Collection Helps Cut Out The Paper
Every day the team that operates and maintains the 330 mgd Union Park pump station in South Boston, Massachusetts, uses mobile technology...
Editorial
Sampler controller provides single-screen programming, USB transfer capability
The AS950 sampler controller from Hach Company features a full-color, 2 1/2- by 3-inch display for intuitive, single-screen programming, USB drive compatibility,...
Online Exclusives
Exam Study Guide: Alkalinity
When faced with a licensing exam, don't struggle with test anxiety! Use the question below and others from our Exam Study Guide series to...
Editorial
Automation Helps A Wisconsin Plant Deal With The Challenges Of Lake Michigan Water
Many water plant superintendents would envy a water source like Lake Michigan — vast, clear and consistent.But as Frank Miller can attest,...
White Papers
The Chemistry of Membrane Cleaning
Unravel the chemistry of membrane cleaners with this guide from International Products Corporation. From additives to surfactants, you'll learn each ingredient category,...
Editorial
Back To Basics: What Is The Settleability Test?
Think of the last time you ran a settleability test at an activated sludge wastewater treatment plant. It was probably nothing to...
Online Exclusives
What the Heck is Bioaugmentation?
Bioaugmentation in wastewater treatment is not new. In fact, wastewater treatment professionals have turned to biological additives for decades as a way...
Editorial
Monitoring And Instrumentation
Switch helps prevent arc-flash exposure in high-voltage applicationsProblem: The Los Angeles County Sanitation District conducted an arc-flash study on its high-voltage switchgear and...
Editorial
Simple Procedural And Maintenance Steps Help Ensure Reliable pH Readings
Water and wastewater operators and laboratory technicians who measure pH for compliance and process control may encounter occasional problems that require troubleshooting....
White Papers
Fargo Wastewater Treatment Plant Tackles Membrane Fouling
The Fargo Wastewater Treatment Plant uses ultra-filtration to process water headed for a corn-to-ethanol distiller. In cold weather, the upstream BOD step...
White Papers
Micro 90 Cleaning Validation Method Established
A cleaning validation of the MICRO 90 Concentrated Cleaning Solution was conducted using the surface swabbing technique combined with quantification of HPLC...
Online Exclusives
Ingenuity Winner: Larry Bastian's Creative Brain Improves Operations at DC Water
Editor’s Note: We will be highlighting the winners of WEF’s Operator Ingenuity Winners in an ongoing series on our website. The winners...
Online Exclusives
Put It In Writing: How to Effectively Use Forms, Logs and More
Effective written communication is a critical component of a well-run wastewater treatment facility. Not only does it improve the work environment, but...