GRAPHIC: Lauren Chapman

Blood lead level testing was organized by census tract.

The Superfund site is split in half by two of these tracts. Select a tract and see how the levels changed from 2005 to 2015

Zone 1 and 2 Zone 2 and 3

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 1 and 2

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3

Zones 2 and 3