Independent tests show Flint water improving, lead below federal action limit | MLive.com

Independent tests show Flint water improving, lead below federal action limit | MLive.com:
"FLINT, MI -- Court-ordered testing by a Michigan State University professor shows Flint's water is well below the federal action limit for lead.
The Natural Resources Defense Council announced the results in a news release Friday, April 13, saying tests of 92 homes with lead service lines showed the 90th percentile for lead was 4 parts per billion.
The U.S. Environmental Protection Agency action level is 15 ppb for lead, and the MSU results are nearly identical to state testing that has also shown vastly reduced lead in city water.
State testing in the first three months of 2018 also showed the 90th percentile for lead at 4 ppb compared to more than 20 ppb as recently as the first half of 2016.
'Flint's water quality is restored' after latest testing, state says..."
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