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

County:      VENTURA


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

Benzene

Simi Valley-Cochran Street (2001)
1.3 1.5 0.89 yes
Carbon Tetrachloride

Simi Valley-Cochran Street (2001)
1.0 0.53 1.9 yes
Chloroform

Simi Valley-Cochran Street (2001)
0.095 0.19 0.50 yes
Chromium

Simi Valley-Cochran Street (2001)
0.0011 0.0022 0.48 yes
Dichloromethane

Simi Valley-Cochran Street (2001)
0.48 0.79 0.61 no
Ethylbenzene

Simi Valley-Cochran Street (2001)
0.64 0.56 1.1 no
Formaldehyde

Simi Valley-Cochran Street (2001)
1.2 2.2 0.56 yes
Lead

Simi Valley-Cochran Street (2001)
0.0013 0.010 0.13 no
Manganese

Simi Valley-Cochran Street (2001)
0.0039 0.010 0.39 no
Mercury

Simi Valley-Cochran Street (2001)
0.00014 0.0015 0.093 no
Methyl Tert-Butyl Ether

Simi Valley-Cochran Street (2001)
2.3 4.4 0.53 no
Nickel

Simi Valley-Cochran Street (2001)
0.00085 0.0028 0.31 no
Styrene

Simi Valley-Cochran Street (2001)
0.064 0.21 0.30 no
Tetrachloroethylene

Simi Valley-Cochran Street (2001)
0.31 0.52 0.59 yes
Toluene

Simi Valley-Cochran Street (2001)
4.2 4.9 0.86 no
Trichloroethylene

Simi Valley-Cochran Street (2001)
0.13 0.080 1.7 no
Xylene (Mixed Isomers)

Simi Valley-Cochran Street (2001)
2.6 10 0.25 no