POLLUTION LOCATOR|Hazardous Air Pollutants | Compare Measured with Estimated HAP Concentrations

County:      BALTIMORE


HAP
Monitor Station (Year)
Estimated Annual
1996 Average
Concentration
(ug/m3)
Measured Annual Average Concentration (ug/m3)  Estimated/
Measured
Ratio
Measured
 Concentration
Greater Than
Clean Air Act
Goal

1,3-Butadiene

Woodward & Dorsey Rds. (2001)
0.11 0.30 0.38 yes
Benzene

Woodward & Dorsey Rds. (2001)
2.1 1.7 1.2 yes
Carbon Tetrachloride

Woodward & Dorsey Rds. (2001)
0.99 0.62 1.6 yes
Chloroform

Woodward & Dorsey Rds. (2001)
0.10 0.19 0.53 yes
Dichloromethane

Woodward & Dorsey Rds. (2001)
0.57 0.52 1.1 no
Ethylbenzene

Woodward & Dorsey Rds. (2001)
0.69 0.60 1.2 no
Styrene

Woodward & Dorsey Rds. (2001)
0.061 0.12 0.51 no
Tetrachloroethylene

Woodward & Dorsey Rds. (2001)
0.36 0.47 0.76 yes
Toluene

Woodward & Dorsey Rds. (2001)
4.3 3.9 1.1 no
Trichloroethylene

Woodward & Dorsey Rds. (2001)
0.17 0.10 1.7 no
Xylene (Mixed Isomers)

Woodward & Dorsey Rds. (2001)
2.8 5.0 0.57 no