A few weeks ago we discussed the repeal of the Waters of the US rule, a policy that in 2015 expanded the types of waterways protected by the federal government to include smaller streams that drain into major rivers, bays, and drinking water sources.
On February 28, President Trump signed an executive … Read More
The cycle stop valve opens and closes like a ball valve—it uses a spring to push it open and then a diaphragm will push it closed. The beauty of this is that the customer sets the valve at the required outgoing pressure, and that’s where it stays. So, let’s say … Read More
It has been estimated that California wastes about 350,000 acre-feet of treated drinking water each year—a significant amount for an already water-challenged state. Proponents of Senate Bill 555, however, hope that legislative action helps address non-revenue water issues state-wide by providing data and valuable insight.
In last week’s blog we discussed … Read More
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 … Read More
Water delivery systems leak. Therefore, non-revenue water is an issue concerning all water delivery systems—not only because water lost represents dollars lost, but because it also means the waste of a precious resource.
According to a study by the World Bank, “The total cost to water utilities caused by non-revenue water worldwide … Read More
Customer Side Leaks
What about the leaks that happen on the customer’s side? When water was cheap, and sustainability didn’t have its own page in a corporation’s annual report, companies and institutions didn’t put a high priority on water losses. But that has changed, says David Taylor, chief of operations at … Read More
Fire flow needs and regulations have always dominated the metrics for sizing the water storage capacity of a municipality or business. But these days, climate change, drought, and population growth have entered the picture as additional factors requiring consideration. … Read More
In the water industry we often discuss the topic of acoustic monitoring in the context of leak detection. However, acoustic sensors are being used today for a multitude of other applications. One of the more intriguing uses is as an underwater listening device to determine the vitality of coastal ecosystems.
The … Read More
When looking at the features of an AMI system, utilities should consider the benefits of pressure management analytics, says Joe Ball, director of water solutions marketing for Itron, Liberty Lake, WA. “A pressure management system can be helpful because some utilities have an issue with pressure zones,” explains Ball. “It’s … Read More
The citizens of Flint, Michigan, have every right not to trust the government. After their town’s water supply was switched from Lake Huron to the Flint River in April of 2014 without being treated for corrosion prevention, many of them voiced concern. But their complaints about the water’s color, odor, … Read More
Non-potable hot water and cold water storage can present different challenges due to the temperature of the stored water itself. AmTech developed its HydraStone cement lining for use on steel hot water tanks after the tanks’ original cementitious or thin mil epoxy linings have failed. The manufacturer points out that … Read More