You folks in NC may have to worry about your public water systems too. Looking at the graphics in this article, there are a lot of NC systems with problems.
http://www.cnn.com/2016/06/28/us/epa-lead-in-u-s-water-systems/index.html (http://www.cnn.com/2016/06/28/us/epa-lead-in-u-s-water-systems/index.html)