Operations & Maintenance

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Feb 17 2021
Approaches to help Utilities Accelerate Resilience Navigating Aging Infrastructure, Water Scarcity and Weather Volatility When: Tuesday, Mar. 30, at…
Feb 10 2021
A hacker successfully altered the levels of chemicals in Oldsmar’s water supply to potentially damaging levels, according to officials.  Pinellas…
Jan 29 2021
The American Water Works Association’s Board of Directors selected Joseph Jacangelo of Lovettsville, Virginia, as the Association’s next president-…
Sponsored
Jan 28 2021
The SUPER SHREDDER® in-line disintegrator reduces a variety of liquid borne solids with a unique, low headloss design.  This unit features heavy duty…
Nov 24 2020
Houston and the surrounding area are on a path to improving water supply resilience by reducing dependency on groundwater and improving surface water…
Nov 18 2020
The Nevada City Wastewater Treatment Plant is facing 132 violations.  The plant made a deal in March with the state water board to make $177,973…
Nov 11 2020
Publicly owned and operated water utilities are increasingly running up against tight budgets, debt obligations, and other barriers to investment as…
SCADA systems
An example of a typical SCADA screen showing water reservoir pump station and some of the alarms that the remote monitoring software monitors for the Bellevue Water Service.
Sep 22 2020
Water and wastewater professionals face myriad challenges to ensure safe water for the communities in which they work. These issues intensified and…
Aug 20 2020
Location: Longmont, Colorado Size: 13 MGD Equipment: Gravity thickeners, dissolved air flotation thickener, centrifuge dewatering system,…
Aug 20 2020
Warrington Township in Pennsylvania is home to 25,000 residents and more than 375 businesses. The township’s water comes from seven wells and five…
Soren Rasmussen
Soren Rasmussen, director of Landia Inc.
Aug 20 2020
I have just finished reviewing another bid document. This one was 48 pages long. Many specs and plans have been developed for months years, but what…
Aug 5 2020
North Olmsted, Ohio is in the process of purchasing a new maintenance service truck to tackle flushable wipes, which do not break down in wastewater…
Jun 12 2020
Chapmanville Water Department in Logan County, W.Va., provides the water distribution and wastewater treatment services in the town of Chapmanville,…
Apr 1 2020
On Mar. 30, 2020, the U.S. EPA released a statement encouraging all Americans to only flush toilet paper. This does not include disinfecting wipes or…
Mar 13 2020
At the A.B. Jewell Water Treatment Plant in Tulsa, Oklahoma, raw water from Lake Oologah flows into the system for processing. John Curry is…
Oct 14 2019
Part one of "Preventing & Controlling Transients" in the September issue of WWD discussed what water hammer is and provided information on wave…
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Sep 13 2019
Question: What are some warning signs before a major failure? Answer: Improper chain tension is the leading cause of chain and scraper failure.…
When chain and scraper systems reached the end of their service life in Grass Valley, Calif., Evoqua provided a turn-key solution, eliminating downtime and improving performance.
When chain and scraper systems reached the end of their service life in Grass Valley, Calif., Evoqua provided a turn-key solution, eliminating downtime and improving performance.
Sep 13 2019
The city of Grass Valley owns and operates the Grass Valley Wastewater Treatment Plant that provides service for a population of approximately 12,000…
Aug 26 2019
Water infrastructure and design vary based on the needs of those using it. For instance, in a highly populated urban city such as New York City, the…
Aug 13 2019
The wine industry in Washington state must comply with new wastewater monitoring, discharge and management requirements.  The Department of Ecology…
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