From 1990 to 2011, state and federal agencies investigated at least 567 reports of potential cancer clusters with 72 of those cases confirmed.
0 reports
1-2 reports
3-10 reports
11-30 reports
31+ reports
0 reports
1-2 reports
3-10 reports
11-30 reports
31+ reports
0 reports
1-2 reports
3-10 reports
11-30 reports
31+ reports