Also, just to pile it on: levels of up to 10 µg/dL weren't considered a problem according to US guidelines until 2012. This is not by way of meaning to be blas

Also, just to pile it on: levels of up to 10 µg/dL weren't considered a problem according to US guidelines until 2012. This is not by way of meaning to be blasé about the situation. More to highlight that even the country's highest authorities on the subject were enough laxer about it until recently enough that you really do need to be on guard about it for yourself. A 7-year-old CDC guideline will almost certainly have trickled down to your pediatrician's practices, but it probably hasn't had enough time to have much impact on your local building codes or any other local government policies. 8 short years ago, what happened in Flint would not have been considered a problem.