The number of children aged 0-6 that are found to either have elevated blood lead levels (10Mg/dL) or lead poisoning (20 Mg/dL) out of the number of children tested within an area in a calendar year. Source: Maryland Department of the Environment, Lead Poisoning Prevention Program Years Available: 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2016, 2017, 2018, 2019