Census Tract Average
Lifetime Cancer Risk
per Million
Arsenic
U.S. Highest 100
75
Percentile 50
25
U.S. Lowest 0	
1.7-54.7
1.11 - 1.7
0.6-1.1
0.0-0.6
County Boundary
Interstate
2005 Estimated Census Tract
Average Cancer Risk
-New England-
Arsenic
v>EPA
Source: U.S. EPA/ OAQPS 2005 NATA. EPA Region 1- GIS Center Map Tracker ID— 7260. January 21, 2011

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