Excessive filamentous bacteria can cause severe disruption in clean-water plants, most notably poor settling in final clarifiers.
When a filament issue arises, it’s...
Laboratory Analysis
Displaying results 103-119 of 241
Online Exclusives
Understanding the Impact of PFAS: 'We'll Be Doing This Forever'
On a warm September evening in front of a packed house at Madison, Wisconsin’s Winnebago Arts Cafe, University of Wisconsin aquatic chemist...
Editorial
Numbers Replace Sight, Sound, Smell and Intuition at the Water Plants in Louisville, Colorado
Data increasingly guides water and wastewater treatment operating decisions. Numbers replace sight, sound, smell and dosing-and-retention-time guidance handed down from old-timers. Plants...
Editorial
A Massachusetts Operator Didn't Shy Away From a Challenge to Take on a New Career Role
Paula Ely was surprised a couple of decades ago when her clean-water plant superintendent took her aside and said, “I want you...
Editorial
The 2018 Arkansas Water Laboratory Professional of the Year Is Someone Her Supervisor Calls Indispensable
Mindi Dearing never stops pushing the envelope.
Twenty-six years removed from her bachelor’s degree in biological science, she earned an MBA. Several years...
Editorial
Consultations and Culture Change Help Lab Team Win Statewide Award
It took only three years for the new leadership at Eagle River Wastewater Treatment Plant to earn the Laboratory of the Year...
Online Exclusives
Wisconsin Agency Asks Wastewater Plants to Test for PFAS
The Wisconsin Department of Natural Resources is asking its largest municipal wastewater treatment plants to test for per-and polyfluoroalkyl substances (PFAS).
The department...
Videos
Award-Winning Lab Tech Explains Oil and Grease Machine Process
In this online exclusive video, laboratory technician Rodney Spires of the Hannibal (Missouri) Wastewater Treatment Plant explains the functions of an oil...
Videos
Kentucky Drinking Water Plant Looks Ahead to UV System Installation
In this online exclusive video, join Nathan Clark, senior superintendent of operations for the northern division of Kentucky American Water, and his...
Online Exclusives
EPA Announces Testing, Treatment Methods for PFAS
The U.S. Environmental Protection Agency (EPA) is announcing an updated way to test for an additional four per- and polyfluoroalkyl substances (PFAS)...
Videos
Leading Laboratories Use Advanced Testing Methods to Stay Ahead of Industry Challenges
In this online exclusive video, Wendy Schultz, environmental lab supervisor for Ann Arbor (Michigan) Water Treatment Services, demonstrates some of the tests...
Videos
Tour This Water Plant and See How Its Supervisor Puts Hach Instruments to Work
Jamie Amlong, supervisor of water and wastewater facilities in Norton, Kansas, says he relies on various Hach analytical instruments to test water...
Online Exclusives
News Briefs: Lab Worker Caught on Camera Spiking Coworker's Samples
Entry 245091A former laboratory technician at the Billings (Montana) Water Treatment Plant is accused of contaminating her coworker's water test samples and...
Online Exclusives
Milwaukee Remembers Cryptosporidium Outbreak of 1993
It’s every treatment plant’s worst nightmare: the people you serve getting sick from your plant’s water. The most potent example of this...
Videos
How Cross-Trained Employees Streamline Plant Operations
Plant Supervisor Tim Burton takes viewers on a tour of the town of Rocky Mount (Virginia) Wastewater Treatment Plant, which features a...
Videos
Salem Water Plant Overcomes Obstacles With Source Water
Although the city of Salem (Virginia) Water Treatment Plant faces challenges with variable source water quality coming out of the Roanoke River,...
Online Exclusives
How Win-Win Collaborations Benefit the Wastewater Industry
After reaching out to area businesses about working with students, Gaston College in Dallas, North Carolina, got a response that surpassed all...














