All Articles

Mar 11 2021Plant Profile
The Smithfield Wastewater Treatment Facility (WWTF) processes an average of 2 million gallons of water per day (mgd), serving approximately 20,000…
Mar 11 2021Headworks
In Northwest Arkansas, Bentonville has become one of the most attractive places in America to live. With its rapidly increasing population, it is…
Mar 11 2021Contaminants
Rising concerns over per- and polyfluoroalkyl substances (PFAS) contamination of water and soils have sparked interest in this emerging class of…
wastewater treatment facility
Kevin Glidewell, operator at the Middletown WWTP, touches through the controls of the centrifuge system.
Mar 11 2021Sludge Dewatering
In just two years of operation, the city of Middletown, Ohio’s Water Reclamation Facility installed a decanter centrifuge that reduced production…
Mar 11 2021Sewer Overflows
Shallow pipe cover, pipe storage challenges and nearby railroad tracks limited pipe options for the Lexington and Payne Combined Sewer Overflow (CSO…
Mar 11 2021Sewer Systems
Municipal and industrial wastewater management, storage and treatment presents owners and project designers with many challenges. From the laterals…
Mar 9 2021Wastewater Treatment
Recently I met with my cardiologist. He presented generally good news, and we had a few minutes to chat. I asked him about their morbidity and…
lead pipe
Photo Credit: stock.adobe.com/calimerouge
Mar 9 2021Legislation
UPDATED - March 22, 2021. The Action Level for copper indicated in the first consideration was incorrect at the time of publishing. It is 1.3 ppm…
Mar 9 2021Lead
The cover story for this month is about the newly approved and published Lead & Copper Rule Revision or LCRR. It’s a critical piece of regulation…
Workers view Clear Lake sanitary sewer inspection video as part of a sanitary sewer overflow project.
roject team using CCTV to inspect sewer lines. (Photo Credit: LAN)
Mar 8 2021Sewer Overflows
The Clear Lake City Water Authority’s (CLCWA), the largest water district in Texas, has an extensive wastewater collection system comprising 29 lift…
Mar 2 2021Plant Profile
Location: Conroe, Texas Size: 6 million gallons per day Equipment: Lift station, digester tanks, aeration basin, clarifier, tertiary filtration…
Mar 2 2021What is... Articles
What is so special about smart water?  Smart water refers to a movement in the water industry involving emerging technology that includes hardware,…
Mar 1 2021Pipe
A hybrid design of fiberglass reinforced pipe (FRP) with steel fittings saved an Oregon project owner more than $3 million. The design was created…
Feb 24 2021Sludge Dewatering
When purifying industrial and/or municipal sewage, the challenge is to produce not only clean water at the end of the treatment process, but also a…
digesters
Figure 1: The Malabar WWTP serves Sydney, Australia.
Feb 24 2021Pumps, Sludge Dewatering
The Malabar Wastewater Treatment Plant (WWTP) is Sydney Water’s largest. It serves approximately 2.2 million people, treats an average dry weather…
bioreactors
The electrochemical systems can work in series as shown here.
Feb 23 2021Disinfection
Disinfection is a complicated affair. Solutions often require chlorine addition, changing out ultraviolet (UV) bulbs, handling the creation of ozone…
UV technology
Ultraviolet LEDs can be as small as the width of a blade of grass and still produce the correct frequency of light to disinfect water.
Feb 23 2021Disinfection
Ultraviolet (UV) light technology for disinfection has seen a massive surge of interest in 2020. The evidence that UV can be deployed for air and…
Feb 23 2021Disinfection
They say scent is the sense with the strongest ties to memory. The smell of chlorine reminds me of swimming lessons at the YMCA. I remember the taste…
Feb 23 2021water conservation
Think about this: only 3% of the water on Earth is freshwater and, of that, only a mere 0.5% is available for everything from drinking water to…
denise venuti
Denise Venuti
Feb 23 2021Coronavirus COVID-19
It’s no secret that there are many challenges impacting the U.S. and one often forgotten piece of the puzzle is the access to clean, safe, affordable…
expand_less