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The Safe Drinking Water Act ( SDWA) is the principal federal law in the United States intended to ensure safe drinking water for the public. [ 3] Pursuant to the act, the Environmental Protection Agency (EPA) is required to set standards for drinking water quality and oversee all states, localities, and water suppliers that implement the standards.
Under the LCR, if tests show that the level of lead in drinking water is in the area of 15 ppb or higher, it is advisable—especially if there are young children in the home—to replace old pipes, to filter water, or to use bottled water. EPA estimates that more than 40 million U.S. residents use water "that can contain lead in excess of 15 ppb".
An annual supply of bottled water for a person who consumes 8 glasses a day would cost approximately $200; the same amount of tap water would cost approximately $0.33. In general, women are more likely to drink bottled water than men, and Hispanic women are the group most likely to drink bottled water." [81]
And drinking bottled water may not be a perfect solution either. Besides being expensive, a study from 2021 found that 39 out of 101 different bottled waters that were tested also contain some ...
Drinking water standards include lists of parametric values, and also specify the sampling location, sampling methods, sampling frequency, analytical methods, and laboratory accreditation ( AQC ). In addition, a number of standards documents also require calculation to determine whether a level exceeds the standard, such as taking an average.
Drinking enough water is essential for hydration, energy level and can even boost metabolism. But if you're carting around your water in a plastic water bottle, you'll want to make sure it's BPA-free.
The study concluded that four (yes, only four) bottled water brands have a pH and fluoride level safe for your teeth: Fiji, "Just Water", Deer Park Natural Spring Water, and Evamor.
In 2008, U.S. bottled water sales topped 8.6 billion US gallons (33,000,000 m 3) for 28.9% of the U.S. liquid refreshment beverage market, exceeding sales of all other beverages except carbonated soft drinks, followed by fruit juices and sports drinks. [3] By 2011, this number had risen to 9.1 billion gallons. [4]