Figure 1. Criteria Air Pollutant Emissions

Fuel Combustion Sources vs. Non-Combustion Sources

Fuel Combustion Sources

Non-Combustion Sources

8%

92%

PM10

20%

80%

PM2.5

9%

91%

VOC

6%

94%

NH₃

58%

42%

CO

82%

18%

NOₓ

86%

14%

SO₂