2005 Estimated Census Tract Average Cancer Risk -New England- Naphthalene Census Tract Average Lifetime Cancer Risk per Million Naphthalene U.S. Highest 100 75 3.0-80.6 1.4-3.0 Percentile 50 25 0.6-1.4 U.S. Lowest 0 ^ County Boundary Interstate v>EPA Source: U.S. EPA/ OAQPS 2005 NATA. EPA Region 1- GIS Center Map Tracker ID— 7260. January 21, 2011 ------- |