All Whitepapers

Sep 25 2017
The Clean Energy Guide offers engineers, scientists, plant managers, and designers an up-close look at how Sierra is partnering with customers from…
Sep 14 2017
What is more universal than a fire hydrant or a traffic light? While they are used for different purposes, these two staples of daily life have a…
Sep 14 2017
Potable water treatment plants spend millions of dollars each year on filters, chemicals and aeration to purify the surface waters and groundwaters…
Sep 14 2017
Stray electrical currents present the possibility for a costly and dangerous hazard—one that could and should be prevented with proper products and…
Sep 7 2017
Today’s municipal and industrial water and wastewater treatment processes are today under continuous pressure to provide 24/7 uptime, an excellent-…
Aug 3 2017
SCADA can be utilized for remote data acquisition, but because it is primarily a real-time control system, the user must make significant compromises…
Aug 3 2017
This paper introduces the new method ASTM D8086-16, which compares favorably with the current U.S. Environmental Protection Agency-approved…
Aug 1 2017
Loudoun Water in Northern Virginia has a history of embracing change and seizing opportunities to create a more robust and sustainable water system.…
Jul 31 2017
Polyethylene tanks come with a variety of nozzles. Often, the nozzles are misapplied and can cause problems shortly after installation. The following…
Jul 27 2017
The overall wastewater treatment process is complex, and each step is integral to ensuring water is properly purified. Blower air is an important…
Jul 20 2017
Filter backwashing is a critical part of the drinking water production process. During backwashing, water flow is reversed and increased in order to…
Jun 13 2017
When choosing an electromagnetic flow meter, it’s important to consider a selection process that will provide the best possible solution for your…
Jun 6 2017
The air foil bearing operates without the need for lubrication and maintenance, providing minimum life-cycle costs for the entire unit. Proper…
May 24 2017
Learn the fundamental principles of chemical oxygen demand analysis—advantages, complications and potential solutions. Please provide the following…
May 23 2017
Heat and power generation in biofuel engine cogeneration plants has become increasingly important as process industries look for more economical and…
May 22 2017
Ocean Shores, Wash., installed vacuum sewers more than 20 years ago. Its current data and O&M costs are now changing opinions about the…
May 3 2017
Monitoring hydrogen sulfide (H2S) levels is critical for air quality, safety and environmental professionals across a multitude of industries. Doing…
May 1 2017
There is not a one-size-fits-all solution that can be applied to every headworks situation. Matching the needs of the facility to the appropriate…
Apr 10 2017
The ADI anaerobic membrane bioreactor (AnMBR) process incorporates anaerobic digestion and membrane filtration in one simple process. It is well-…
Apr 6 2017
Water is an essential resource to everyday life; therefore, having a way to store and distribute water is very important. Water storage tanks have…
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