Sep 17, 2013

September 2013

WWD Associate Editor Amy McIntosh asked Metropolitan Water Reclamation District of Greater Chicago (MWRD) Board President Kathleen Meany and Executive Director David St. Pierre about the district’s latest initiatives and what WEFTEC.13 attendees can…
In today’s society, water is available in a seemingly endless abundance. Access to clean water for everything from personal health and hygiene to recreational use seems to know no bounds. Water is such a commonplace resource that we even throw it away…
Brinjac Eng. Inc. was hired by Harford Community College (HCC), Bel Air, Md., to replace the college’s existing septic system with a new centralized wastewater treatment plant (WWTP) involving a recirculating packed media filter (RPMF)/constructed…
Miami-Dade Water and Sewer Department (WASD) is one of the largest public utilities in the U.S. As a department of Miami-Dade County, it provides direct service to more than 420,000 customers and employs more than 2,500 workers. Miami-Dade WASD provides…
Fifteen to 20 years ago, unreliable sensors accounted for most of the difficulties experienced with automatic measurement and control within the wastewater treatment processes. It was a well-known fact that wastewater treatment instruments required more…
Optimizing polymer preparation and feed through an enhanced mixing regime has significantly improved the biosolids management program at the city of Greeley, Colo., Water Pollution Control Facility. Switching from conventional batch mixing to an in-line…
The school board of Sarasota County, Fla., was faced with a challenge common to many organizations: The growth of its operations was outstripping the capacity of one of its facilities. In particular, its bus-washing capabilities were unable to keep up…
Industrial facilities that use large amounts of water are facing the prospect of increasing regulation of water withdrawal and discharge. Scarcity is the main driver of global water reuse policies.  In China, population growth, economic factors and…
In 2000, the hot topic in the wastewater industry was prescreening for membrane bioreactors (MBRs). In order for this advanced technology to perform well in wastewater treatment, it was essential to stop hair and fibrous material from binding the…
In the upper northwest corner of Oregon, Clackamas County is surrounded by frontier wilderness and scenic beauty—it is home to the end of the Oregon Trail, the soaring peaks of Mt. Hood, the largest waterfall in the Pacific Northwest (Willamette Falls)…
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