100% true, it doesn't mean 10% have lead in their pipes. The question is much better phrased, are your lead pipes safe or not, and for how long? So if you're

100% true, it doesn't mean 10% have lead in their pipes. The question is much better phrased, are your lead pipes safe or not, and for how long? So if you're in that 10%, that seems like a pretty reasonable precaution to seek out alternative sources of drinking water.