All Articles

Dec 28 2000
These are times of constant change and technology advancement. Improvements in computers, data communications and science and engineering affect…
Dec 28 2000
Aerobic digestion has long been the process of choice for small to medium size facilities (up to 5 mgd). Traditionally, digesters have been designed…
Dec 28 2000
A streamlined method of dewatering digested wastewater sludge is helping cut costs for one rural Virginia water authority. The self-contained mobile…
Dec 28 2000
The most common process for iron removal from water is to allow water-soluble ferrous iron (FE2+) in water to turn into water-insoluble ferric iron (…
Dec 28 2000
Virtually every industry is challenged with developing and implementing monitoring programs that detect oil and refined petroleum products like fuels…
Dec 28 2000
On the small island of Leyte in the Phillipines, the Fuji Electric Corp. selected Fibercast fiberglass piping as a cost effective alternative to…
Dec 28 2000
Shower filter dechlorination requires its own unique design approach to meet various health requirements.In less than 10 years, shower filters have…
Dec 28 2000
The bottled water industry is exposed to regulations from the local level through the international level. The industry as a whole attempts to…
Dec 28 2000
The huge impact of Microsoft Windows is not confined to applications running on the desktop PC. Today, Windows is also having a major impact on the…
Dec 28 2000
As development throughout the world booms, so does the potential for a variety of environmental problems and challenges. One such challenge facing…
Dec 28 2000
A deteriorating infrastructure is one of the biggest concerns for municipal wastewater systems. According to the EPA's 1992 Needs Survey Report to…
Dec 28 2000
The mention of "fractures" conjures up images in variability and unpredictability to many groundwater hydrologists. Anecdotal evidence of this…
Dec 28 2000
When Franklin, Ohio, sold its wastewater treatment plant to a private firm in 1995 as part of a special EPA demonstration project, many thought this…
Dec 28 2000
The Fairfax County Water Authority is the largest water utility in Virginia, serving more than 1.1 million people in Northern Virginia. Created in…
Dec 28 2000
Cryptosporidium is a parasitic microorganism found in the environment (mainly in surface waters) as a robust oocyst. Cryptosporidial oocysts are…
Dec 28 2000
On the basis of previous studies, metals and organics contamination of sediments in a stormwater collection/conveyance canal at Miami International…
Dec 28 2000
The studies evaluated the total suspended solids (TSS) performance and biological oxidation demand (BOD) of different media sizes and arrangements.…
Dec 28 2000
Located in Westbrook, Conn., Westbrook Factory Stores is the first project in the state to utilize state-of-the-art technology for wastewater…
Dec 28 2000
Shutting down a water storage reservoir for renovation in a large urban water district is not a simple matter. The outage can interrupt service to…
Dec 28 2000
Since the inception of waste discharge regulations in California (both by the Regional Water Quality Control Boards and the U.S. EPA), the self…
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