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Elfer Inc. TM Maintenance Guidelines Machinery Reliability Programs Luis F....
A 1944 water treaty between the United States and Mexico is prompting some people in Texas to call for sanctions against Mexico for non-compliance....
Low Chloramine The town of Driscoll (population: 690, 30 miles south of the plant) receives water from the Corpus Christi (C.C.) plant with a total...
The town of Camp Verde, Ariz., historically has had an arsenic problem, which led to the development of a new well approximately seven miles from the...
One-size-fits-all is not in the vocabulary of most water utilities when it comes to water service entry lines. The water service entry into a...
By the late 1990s, Florida's largest wholesale water supplier, Tampa Bay Water (the Utility), was facing a quandary all too familiar to managers of...
Once a contract is signed, it seldom is looked at again... unless something goes wrong. If it does, what a contract says can be extremely important....
The Link-Seal Model-C sealing element is manufactured from EPDM black rubber that handles temperature ranges -40 to +250°F. During installation, the...
The City of Chesapeake, Va. is located in the region called Hampton Roads, the 27th largest metro area in the country with more than 1.5 million...
Million Dollar Mailing$ for marketing and communications professionals? We have got to be kidding, right? Wrong! Do not think direct mail is beneath...
As you have read in previous articles, ozone is a gas made from oxygen. One of the processes used to produce ozone is called corona discharge (CD)....
All of nature has its cycles of birth, maturity and death. Just as spring becomes summer and finally turns to winter, so we salespeople have a cycle...
Which microbes lurk in the clear, crisp water that flows from the tap? The potential answer to this question has spurred millions of Americans to...
It is disheartening to think that it takes negative occurences to make the government take into account the water treatment industry's potential....
A pump basically is a device that raises, transfers or compresses fluids. In the water and wastewater industry, different pumps are used in a variety...
Sealing Methods What is L3/D4 (L cubed over D to the fourth)? It is a measure of pump rotor stiffness, its ability to resist radial load and to...
Why is stainless steel so good against cavitation? If it were soft, wouldn't the imploding bubbles erode the material away in no time? The reason for...
One of the claimed advantages of centrifugal pumps over positive displacement pumps is their ability to operate over a wide range of flow. Since a...
A "stable" curve is very important for a pump operation, especially for pumps operating in parallel. The higher the energy level and the more...

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