Assessing Outdoor Air Near Schools
Revised Data for Clairton Educatoinal Center
EPA has replaced some data that previously were incorrectly reported. The changes are below. All values are shown in micrograms per cubic meter.
| Sample Date | Pollutant | Original Value |
Revised Value |
| Oct. 28, 2009 | Acetonitrile | 0.237 | 0.197 |
| Oct. 28, 2009 | Bromomethane | 0.047 | 0.039 |
| Oct. 28, 2009 | Carbon disulfide | 0.065 | 0.056 |
| Oct. 28, 2009 | Carbon tetrachloride | 0.913 | 0.674 |
| Oct. 28, 2009 | Chloroform | 0.147 | 0.122 |
| Oct. 28, 2009 | Chloromethane | 1.508 | 1.215 |
| Oct. 28, 2009 | Dichloromethane | 0.469 | 0.428 |
| Oct. 28, 2009 | Methyl chloroform | 0.093 | 0.082 |
| Oct. 28, 2009 | Tetrachloroethylene | 0.217 | 0.183 |
| Oct. 28, 2009 | Trichloroethylene | 0.065 | 0.054 |
| Nov. 03, 2009 | Benzene | 0.985 | 0.962 |
| Nov. 03, 2009 | Toluene | 3.390 | 3.175 |
| Nov. 09, 2009 | Acetonitrile | 0.492 | 0.438 |
| Nov. 09, 2009 | Carbon tetrachloride | 0.812 | 0.774 |
| Nov. 09, 2009 | Chloroform | 0.401 | 0.376 |
| Nov. 09, 2009 | Chloromethane | 1.519 | 1.372 |
| Nov. 09, 2009 | Tetrachloroethylene | 0.835 | 0.801 |
| Nov. 15, 2009 | Ethylbenzene | 0.300 | 0.295 |
| Nov. 15, 2009 | Toluene | 2.149 | 2.040 |
| Dec. 21, 2009 | Toluene | 0.739 | 0.709 |