State data shows a 30 percent increase in childhood lead poisoning in Kent County from 2014 to 2015. It's particularly acute in southeast Grand Rapids – where levels are among the highest in the state.
Below is a map of all zip codes in Michigan where testing found childhood elevated blood lead (EBL) levels in 2015. Each area represents a zip code, colored by EBL percentage.
Click on any area in the map below to see the zip and EBL percentage. Michigan's average is 3.4 percent.
See a larger version of this map here.
Don't like this map? Check out another visualization here.