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Until 9/11, fire hydrant security had more to do with "hindrance" than "prevention." It was the theft of hydrant parts, vandalism and unauthorized... more

Fire hydrants exist to protect life and property from the perils of fire. Certainly they have other uses, but their role in protecting us, day in... more

One of the biggest expenses in wastewater treatment operations is the cost of energy to run the blowers and compressors that produce air for the... more

After overcoming issues of inefficiency and clogging, only vibration remained an obstacle to perfecting the S-tube impeller. Grundfos engineers... more

The Smart Water Network (SWAN) is the water utility industry’s equivalent to the energy industry’s Smart Grid. However, water utilities are trying... more

Reinforced flexible membrane liners (rFMLs) offer superior performance to concrete in primary and secondary containment applications. rFMLs are... more

Many municipal water treatment plants utilize ozone treatment systems to produce clean water for residential and industrial users. While all the... more

Harmful blue-green algae blooms have become all too common in freshwater lakes, including reservoirs that are sources of municipal drinking water... more

Even where fine screens are installed in the headworks of wastewater treatment plants, some debris will always end up in the sludge. Plastic parts... more

Imagine tackling your greatest production challenge quickly, easily and inexpensively—and even generating a profit while doing so. Removal of... more

In order to survive in a tough competitive environment, many companies are searching for ways to realize savings in their production. Such savings... more

Wastewater treatment plants process and handle some of the most corrosive solids and liquids in process engineering, often suffering damage after... more

SCADA can be utilized for remote data acquisition, but because it is primarily a real-time control system, the user must make significant... more

Flocculants are used in both the treatment of municipal sewage and industrial wastewater. There are many different types of flocculant chemicals... more

Natural gas is a fossil fuel composed of a mixture of hydrocarbon gases. The primary components are methane, ethane and propane. It is the... more

Each time a utility gathers, treats and distributes water—every time a pump starts, a tank is filled or a tap is opened—data is being generated... more

Water quality problems in potable water storage tanks include temperature stratification, stagnation, dead zones and short-circuiting. These... more

Now in the second phase of its consent decree-mandated Long Term Control Plan to optimize interactivity between its four wastewater processing... more

Productivity is more reliable when equipment can be monitored to detect incipient failures and take corrective action before the plant goes down.... more

Over the past forty years or more, the natural gas distribution industry in the U.S. has made a remarkable transformation from a near-exclusive... more

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