Published in Medical Letter on the CDC and FDA, January 28th, 2001
The cancer-causing contaminant would now be reduced from 50 micrograms ((mu)g) per liter of water to 10 (mu)g, although a plan recommended in 2000 put that number at 5 (mu)g. While 56% of Arizona's 1,800 water providers would fail to meet compliance demands at the five micrograms level, 30% would be out of compliance at the 10 (mu)g level.
Six months ago, the EPA asserted that setting an arsenic limit at 5 (mu)g would lessen health risks for some 22.5...
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