Micrograms of PM2.5

per cubic meter

Hotspots 11.5+

0

5

WHO safe air

recommendation

12

EPA Action

Level

16

Ferguson

Granite

City

Clayton

St. Louis

East

St. Louis

Missouri

Illinois

Micrograms of PM2.5

per cubic meter

Hotspots 11.5+

0

5

WHO safe air

recommendation

12

EPA Action

Level

16

Missouri

Illinois

Ferguson

Granite

City

Clayton

St. Louis

East

St. Louis

Hotspots 11.5+

Micrograms of PM2.5

per cubic meter

0

5

WHO safe air

recommendation

12

EPA Action

Level

16

Missouri

Illinois

Ferguson

Granite

City

Clayton

St. Louis

East

St. Louis

Belleville

Hotspots 11.5+

Micrograms of PM2.5

per cubic meter

0

5

WHO safe air

recommendation

12

EPA Action

Level

16

Missouri

Illinois

Ferguson

Granite

City

Clayton

St. Louis

East

St. Louis

Belleville

Micrograms of PM2.5

per cubic meter

Hotspots 11.5+

0

5

WHO safe air

recommendation

12

EPA Action

Level

16

Missouri

Illinois

Ferguson

Granite

City

Clayton

St. Louis

East

St. Louis

Belleville

Micrograms of PM2.5

per cubic meter

Hotspots 11.5+

0

5

WHO safe air

recommendation

12

EPA Action

Level

16

Missouri

Illinois

Ferguson

Granite

City

Clayton

St. Louis

East

St. Louis

Belleville