Mar 08, 2021

March 2021

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 that will have wide-ranging impacts across the drinking water industry, but there’s one big catch with…
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. This article has been updated to reflect the correct concentration and WWD regrets the error. (Editor…
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 mortality or M&M process (not to be confused with I&I).  He is a member of a fairly large medical group…
Municipal and industrial wastewater management, storage and treatment presents owners and project designers with many challenges. From the laterals connecting residential, commercial and industrial facilities to the collection system to final treatment…
Shallow pipe cover, pipe storage challenges and nearby railroad tracks limited pipe options for the Lexington and Payne Combined Sewer Overflow (CSO) Interceptor, a CSO project in Louisville, Kentucky. More than 800 U.S. cities have combined sewer…
In just two years of operation, the city of Middletown, Ohio’s Water Reclamation Facility installed a decanter centrifuge that reduced production time by two days a week, increased efficiency, and saved thousands of gallons of chemicals per year…
Rising concerns over per- and polyfluoroalkyl substances (PFAS) contamination of water and soils have sparked interest in this emerging class of contaminants as it pertains to wastewater sewage sludge. Two groups of PFAS are of particular concern for…
In Northwest Arkansas, Bentonville has become one of the most attractive places in America to live. With its rapidly increasing population, it is just as well that those who run the city’s Water Resource Recovery Facility are extremely diligent and a…
The Smithfield Wastewater Treatment Facility (WWTF) processes an average of 2 million gallons of water per day (mgd), serving approximately 20,000 customers in the town of Smithfield, Rhode Island. Smithfield WWTF can treat a maximum capacity of…
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