California has been at the forefront of implementing bans on salt-using water softeners. Currently, the Inland Empire Utilities Agency, in San Bernardino County, which provides water for residents in the cities of Chino, Chino Hills, Fontana, Montclair, Ontario and Upland, along with the Cucamonga and Monte Vista water districts is trying to ban water softeners, [...]
Ultraviolet irradiation is a sterilization method that uses ultraviolet, often called “UV” light at a specific wavelength to kill microorganisms. It is used in both air and water purification. I found it interesting to know that the 1903 Nobel Prize for Medicine was awarded to Niels Finsen for his use of UV against tuberculosis. UV [...]
It was about 15 years ago that we started the experimentation of adding air to water to oxidize iron, manganese and sulfur. We have did this on and off many times since then, but it was only recently that we really hit upon a system design that we knew would be economical, sustainable, scalable and [...]
I frequently talk to customers who say “I’ve read testimonials about (you fill in the name) system on the internet. Do you have any testimonials for your product?” The answer is “maybe, sometimes and no!” Well, yes we do, but I can tell you one thing – all of our testimonials were written by our [...]
At US Water Systems, we have been believers in Permeate Pump Reverse Osmosis Systems for over 10 years now. With several thousand permeate pump reverse osmosis systems in the field, we believed we were experts on these types of reverse osmosis systems. However, over the past year or so, we have become somewhat disillusioned with [...]
Arizona State University recently completed an Evaluation of Alternatives to Domestic Ion Exchange Water Softeners on April 26, 2011. An overview of that evaluation can he found HERE. Mara Wiest, Dr. Peter Fox, Dr. Lee Wontae, HDR, and Tim Thomure, HDR were responsible for the study. The study objective was to: ”identify credible alternatives to [...]
What follows is from Water Technology Online. Dr. Joseph Cotruvo is president of Joseph Cotruvo and Associates, LLC, Water, Environment and Public Health Consultants. He holds a Ph.D. in Physical Organic Chemistry and is a member of the World Health Organization’s Guidelines for Drinking-water Quality Committee and expert advisory groups on drinking water quality, desalination, [...]
If you engage in certain type of business, the percentage of U.S. made content of those products U.S. must be disclosed. This applies to products like automobiles, textiles, wool, and fur products. There’s no law that requires most other products sold in the U.S. to be marked or labeled Made in USA or have any other [...]
“Don’t even talk to me about reverse osmosis” said the woman on the telephone. “They waste too much water and I want to be conservative with our water resources!” That is something I hear quite frequently and frankly, I don’t understand it. Oh, I understand wanting to be conservative with our natural resources, but that [...]
Since the disaster at the nuclear plant in Japan, we have literally been getting inundated with requests for ways of removing radioactivity from the water. Recently, we also find out this information, courtesy of The LA Times’ Julie Makinen and Kenji Hall: The operator of Japan’s crippled Fukushima Daiichi nuclear plant began releasing thousands of [...]
