Tag: contaminated water

The specific contaminants leading to pollution in water include a wide spectrum of chemicals, pathogens, and physical changes such as elevated temperature and discoloration. While many of the chemicals and substances that are regulated may be naturally occurring (calcium, sodium, iron, manganese, etc.) the concentration is often the key in determining what is a natural component of water and what is a contaminant. High concentrations of naturally occurring substances can have negative impacts on aquatic flora and fauna.

The Future of Water Treatment

The Future of Water Treatment

Increasing regulation will correspondingly increase the demand for reliability, performance, and new features in water treatment and testing, envisions Mark Mullet, senior product manager at GE Water. It’s not going to be easy to deliver. “Corrosive applications will pose special challenges.”

He mentions alkali, chlorine gas, and products like caustic soda

Maintaining an Underground Potable Water Tank

Maintaining an Underground Potable Water Tank

Underground potable water tanks can be a cost-effective way to store healthy drinking water, but only if they are maintained properly. To reduce operating costs and conserve water, tanks must be inspected, cleaned, and maintained regularly. Documentation must be accurate, consistent, easy to analyze, current, and accessible to be a

EPA Announces 2016 Annual Environmental Enforcement Results

EPA Announces 2016 Annual Environmental Enforcement Results

WASHINGTON – The U.S. Environmental Protection Agency (EPA) today announced its 2016 annual enforcement and compliance results, highlighted by a series of high-impact cases that are delivering environmental and public health benefits to communities across the country. During EPA’s 2016 fiscal year—which spanned October 1, 2015 to September 30, 2016—EPA

“Mildly Radioactive”

“Mildly Radioactive”

Those of us concerned with surface water quality generally keep a wary eye on the amount of nutrients entering our lakes and rivers. Nitrogen and phosphorus from fertilizers—much of it from agricultural lands, some from urban stormwater runoff—are a big contributor to algae blooms and dead zones, and in high

Project Profile:  Keeping Public Water Clean Naturally

Project Profile: Keeping Public Water Clean Naturally

When we see news stories about lead-contaminated water flowing out of faucets in Flint, MI, and see the troubles the city is having as a result, many of us become concerned about our own city’s drinking water supply that we use every day to brush our teeth, take a shower,

Editor’s Comments: Contemporary Cartography

IN 1854, DR. JOHN SNOW mapped the spread of cholera in London’s Soho district. By charting the relationship between illness and location, he was able to determine the source of the disease—contaminated water from a pump on Broad Street—and better understand the illness’ progression. Furthermore, his use of a diagram

Non-Revenue Water Loss: Its Causes and Cures

Non-Revenue Water Loss: Its Causes and Cures

“Imagine that you run a company that sells bottled water. You spend lots of money, and use lots of energy, pumping the water out of the ground, purifying it and transporting it for sale. Then, one day, you discover that a large number of bottles never make it to the

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