Supai, Ariz., is the capital of the Havasupai Indian Reservation in the western Grand Canyon. The reservation is the site of some of the country’s most beautiful waterfalls and is a popular destination for hikers and backpackers. In fact, hiking is one of the few ways to reach Supai, which is the only place in the U.S. where mail is still delivered by mules. The nearest surfaced road is 9 miles away.
The pulp and paper industry is one of the heaviest users of water within the North American industrial economy, requiring an average of 54 cu meters of water per metric ton of finished product. As water is used in nearly every part of the manufacturing process, accumulation of scale is a phenomenon that can occur in all pulp and paper making processes. This occurs even with the purest water and state-of-the art water treatment.
A variety of scientifically defensible documents can be downloaded from EPA’s website
The U.S. Environmental Protection Agency (EPA) is providing information to assist risk assessors and scientists in the development of rigorous and scientifically defensible risk assessments for waterborne pathogens.
The system reduces contaminants such as pharmaceuticals from drinking water
Later this month, Pentair will release its newest product, the H-300-NXT, an addition to its Everpure residential line of luxury water filtration products. The system reduces emerging contaminants like pharmaceuticals, over-the-counter medications and chemical compounds like bisphenol A that may be found in drinking water.
The manufacturer states that the larger filter design provides greater dirt-holding capacity, “ideal for parts of the country where high silt content in water is a concern.”
Program to serve as a model for similar programs across the country
Virginia’s approach to improving water quality in Chesapeake Bay gained recognition from several federal agencies, which dubbed it “an innovative, market-based approach” that will “serve as a model for similar programs across the country.”
A growing demand for potable water in the Asia Pacific region will transform the region’s residential water treatment equipment market
A new market research report on the residential water treatment equipment market in the Asia Pacific region by TechNavio reveals an expected growth at a compound annual growth rate (CAGR) of 15.53 percent from 2014-2019.
AWWA CEO David LaFrance thanks water professionals nationwide for keeping water safe for drinking
Dec. 16, 2014, marked the 40th anniversary of the Safe Drinking Water Act (SDWA), which today includes regulations for more than 90 contaminants. American Water Works Assn. (AWWA) CEO David LaFrance issued the following statement to mark the occasion.
Fifteen contaminants covered by standard include drugs, herbicides, pesticides and chemicals
EPA Awards Texas more than $2.5 million to reduce water contamination risk in underground tanks
The U.S. Environmental Protection Agency (EPA) recently awarded the Texas Commission on Environmental Quality $2,506,000 to prevent and respond to petroleum leaks from underground storage tanks (USTs).
Emerging contaminants and incidental compounds discovered in drinking water supplies have sparked consumer concern throughout the U.S. WQP Associate Editor Williette Nyanue spoke with NSF Intl. drinking water expert Richard Andrew to find out what consumers are saying and how the new NSF/ANSI Standard 401 will help address these concerns.
Williette Nyanue: What are emerging contaminants and incidental compounds?
NSF addresses emerging contaminants and incidental compounds