Assessing Outdoor Air Near Schools
Revised Data for Elm Street Elementary School
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 |
Sep. 04, 2009 | 1,3-Butadiene | 0.064 | 0.097 |
Sep. 04, 2009 | 1,4-Dichlorobenzene | 0.060 | 0.054 |
Sep. 04, 2009 | Methyl isobutyl ketone | 0.812 | 0.799 |
Sep. 10, 2009 | Carbon tetrachloride | 1.013 | 0.774 |
Sep. 10, 2009 | Chloromethane | 1.401 | 1.376 |
Sep. 10, 2009 | Methyl chloroform | 0.109 | 0.093 |
Sep. 10, 2009 | Methyl isobutyl ketone | 1.623 | 1.603 |
Sep. 16, 2009 | 1,4-Dichlorobenzene | 0.048 | 0.042 |
Sep. 16, 2009 | Methyl isobutyl ketone | 1.234 | 1.221 |
Sep. 22, 2009 | Carbon tetrachloride | 1.460 | 0.951 |
Sep. 22, 2009 | Chloromethane | 1.692 | 1.535 |
Sep. 22, 2009 | Methyl chloroform | 0.136 | 0.104 |
Sep. 22, 2009 | Methyl isobutyl ketone | 0.574 | 0.500 |
Sep. 28, 2009 | Carbon tetrachloride | 1.209 | 1.007 |
Sep. 28, 2009 | Chloromethane | 1.337 | 1.252 |
Sep. 28, 2009 | Styrene | 0.030 | 0.034 |
Oct. 16, 2009 | 1,3-Butadiene | 0.038 | 0.031 |
Oct. 16, 2009 | Acetonitrile | 0.284 | 0.217 |
Oct. 16, 2009 | Bromomethane | 0.047 | 0.035 |
Oct. 16, 2009 | Carbon disulfide | 0.100 | 0.090 |
Oct. 16, 2009 | Carbon tetrachloride | 0.995 | 0.724 |
Oct. 16, 2009 | Chloroethane | 0.021 | 0.018 |
Oct. 16, 2009 | Chloroform | 0.127 | 0.112 |
Oct. 16, 2009 | Chloromethane | 1.395 | 0.738 |
Oct. 16, 2009 | Dichloromethane | 0.500 | 0.487 |
Oct. 16, 2009 | Methyl chloroform | 0.115 | 0.093 |
Oct. 16, 2009 | Methyl isobutyl ketone | 0.344 | 0.258 |
Oct. 16, 2009 | o-Xylene | 0.248 | 0.239 |
Oct. 16, 2009 | Tetrachloroethylene | 0.068 | 0.061 |
Oct. 16, 2009 | Vinyl chloride | 0.015 | 0.010 |
Oct. 22, 2009 | Acetonitrile | 0.151 | 0.148 |
Oct. 22, 2009 | Bromomethane | 0.047 | 0.043 |
Oct. 22, 2009 | Chloromethane | 1.434 | 1.132 |
Oct. 22, 2009 | Methyl isobutyl ketone | 0.336 | 0.328 |
Oct. 28, 2009 | Carbon disulfide | 0.050 | 0.044 |
Oct. 28, 2009 | Dichloromethane | 0.393 | 0.386 |
Oct. 28, 2009 | Methyl isobutyl ketone | 0.230 | 0.205 |
Nov. 03, 2009 | Benzene | 1.176 | 1.151 |
Nov. 03, 2009 | Toluene | 2.104 | 1.972 |