Bottled water versus tap: Which is safer to drink?
Posted by: Aqua Blog Maven on October 11, 2008 at 6:54 amFrom the Los Angeles Times:
Those ubiquitous plastic water bottles have been increasingly vilified in recent years. Los Angeles, San Francisco and Santa Barbara, among others, have banned them from purchase with city funds. A few trendsetting restaurants, and even some markets and hotels, have banned them too. The trend has left many consumers wondering: Isn’t bottled safer than tap?
“Bottled water isn’t any safer or purer than what comes out of the tap,” says Dr. Sarah Janssen, science fellow with the Natural Resources Defense Council in San Francisco, which conducted an extensive analysis of bottled water back in 1999. “In fact, it’s less well-regulated, and you’re more likely to know what’s in tap water.”
Bottled and tap water come from essentially the same sources: lakes, springs and aquifers, to list a few. In fact, a significant fraction of the bottled water products on store shelves are tap water — albeit filtered and treated with extra steps to improve taste.
It’s not news to anyone that tap water can taste funky (too much chlorine, usually) or look discolored (from air bubbles or rust in pipes). But generally, that doesn’t mean it isn’t safe to drink, says Benjamin Grumbles, assistant administrator for water with the Environmental Protection Agency. The great majority of the tap water in the country meets the EPA’s drinking-water standards, which regulate the levels of roughly 90 different contaminants, including germs such as giardia, heavy metals such as lead and dozens of industrial chemicals.
Read more from the Los Angeles Times by clicking here.
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