Water departments are supposed to do surveys at residential taps to evaluate the effect of alkalinity on lead in the water as it is actually drank. Even the sma

Water departments are supposed to do surveys at residential taps to evaluate the effect of alkalinity on lead in the water as it is actually drank. Even the small town I came from does. Seattle, for example, made some changes based on these surveys: http://www.seattle.gov/util/MyServices/Water/Water_Quality/WaterSourcesContaminants/Lead/index.htm http://www.seattle.gov/util/MyServices/Water/Water_Quality/W...