April 2013

In these challenging economic times, public-private partnerships (also known as “P3s”) are an effective tool to help meet public needs and maintain a high level of public control. AECOM’s Russell MacDonald shares his insights on the future of P3...
The American Water Works Assn. (AWWA) is heading Rocky Mountain high to host its 2013 Annual Conference and Exposition (ACE13) at the Colorado Convention Center in Denver June 9 to 13. This year’s event will offer more than 900 expert presenters...
Wastewater treatment facilities are prodigious users of electricity. With heavy equipment including pumps, digesters and aerators needed to maintain operations 24 hours a day, seven days a week, wastewater treatment facilities yield extremely high...
The costliest factor confronting water agencies, authorities, districts and resource boards is the high energy usage required to run plants to filter, treat, clean and distribute water. As such, many are “going solar” to reduce operation costs and...
The desire for an idyllic environmental space had been expressed by the people of Meadows Place, Texas, for years. This formed the basis of turning a flat, hard-packed 4-acre piece of land into an inviting area that contained a water feature.  After...
The city of Hamilton, Ohio, decided to pursue an active leak detection program as part of an effort to reduce water loss. It also would serve to help stem the loss of overall revenue generated by the water utility. The utility did not have a regular...
In 2003, the city of Lonsdale, Minn., began the process of upgrading its lagoon-based wastewater treatment facility (WWTF) into a new mechanical treatment facility. Nine years and two construction phases later, the city now has a fully operational...
Diaphragm-operated automatic control valves (ACVs) require reasonably clean water to function effectively and reliably. Having a strainer upstream of the actual ACV is important, as is having a smaller strainer located at the inlet of the pilot system on...
The Salinas Valley of California, southeast of San Francisco, is referred to as the “salad bowl of the world” due to its abundance of crops such as lettuce, broccoli and peppers. Like many agricultural areas in California, Salinas’ water supply is under...
The city of Cape Girardeau, located approximately 100 miles south of St. Louis with a population of about 38,000 and treating more than 7 million gal of wastewater per day (mgd), had a problem. In fact, it had several problems.  The city’s original...

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