EPA finds DRINKING water with radioactive iodine-131 in Idaho and Washington — Samples collected last week

Published: April 4th, 2011 at 10:39 pm ET
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EPA STATEMENT: Update on Ongoing Monitoring, EPA, April 4, 2011:

… Today, EPA released its latest RadNet results, which include the first results for drinking water. Drinking water samples from two locations, Boise, Idaho and Richland, Washington, showed trace amounts of Iodine-131 – about 0.2 picocuries per liter [pCi/L] in each case…

Earlier precipitation samples collected by EPA have shown trace amounts of radioactivity, so EPA has expected to find results such as these in some drinking water samples. Similar findings are to be expected in the coming weeks. …

Read the release here.

Agency for Toxic Substances and Disease Registry for Iodine, CDC, April 2004:

EPA has set an average annual drinking water limit of 3 pCi/L for Iodine-131 so the public radiation dose will not exceed 4 millirem

EPA drinking water results here.

Published: April 4th, 2011 at 10:39 pm ET
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