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

County:      ALAMEDA


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

Fremont-Chapel Way (2001)
1.7 1.4 1.3 yes
Carbon Tetrachloride

Fremont-Chapel Way (2001)
0.89 0.53 1.7 yes
Chloroform

Fremont-Chapel Way (2001)
0.084 0.14 0.60 no
Chromium

Fremont-Chapel Way (2001)
0.0029 0.0021 1.4 yes
Dichloromethane

Fremont-Chapel Way (2001)
0.69 0.93 0.74 no
Ethylbenzene

Fremont-Chapel Way (2001)
0.94 0.78 1.2 no
Formaldehyde

Fremont-Chapel Way (2001)
1.8 2.9 0.62 yes
Lead

Fremont-Chapel Way (2001)
0.0061 0.0046 1.3 no
Manganese

Fremont-Chapel Way (2001)
0.0066 0.010 0.66 no
Mercury

Fremont-Chapel Way (2001)
0.00015 0.0017 0.089 no
Methyl Tert-Butyl Ether

Fremont-Chapel Way (2001)
2.9 3.1 0.94 no
Nickel

Fremont-Chapel Way (2001)
0.0061 0.0025 2.4 no
Styrene

Fremont-Chapel Way (2001)
0.11 0.21 0.54 no
Tetrachloroethylene

Fremont-Chapel Way (2001)
0.67 0.37 1.8 yes
Toluene

Fremont-Chapel Way (2001)
6.3 4.4 1.4 no
Trichloroethylene

Fremont-Chapel Way (2001)
0.16 0.080 2.0 no
Xylene (Mixed Isomers)

Fremont-Chapel Way (2001)
3.8 11 0.35 no