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Benzo(a)pyrene-10
nanograms per cubic meter
Read About Estimated Risk
Year Months
Present
Minimum Median Mean 90th
Percentile
Maximum Standard
Deviation
Number of
Observations
Detection
Limit
Estimated
Risk
2005
0.025 * * * 0.09 0.024 5 0.05 *
2004
0.025 0.025 0.044 0.10 0.20 0.039 31 0.05 0.1
2003
0.025 0.025 0.052 0.13 0.29 0.057 31 0.05 0.2
2002
0.025 0.025 0.050 0.10 0.20 0.049 31 0.05 0.2
2001
0.025 0.025 0.042 0.07 0.24 0.054 31 0.05 0.1
2000
0.025 0.025 0.052 0.13 0.28 0.057 31 0.05 0.2
1999
0.025 0.025 0.047 0.15 0.23 0.061 30 0.05 0.1
1998
0.025 0.025 0.058 0.19 0.48 0.100 30 0.05 0.2
1997
0.025 0.025 0.051 0.11 0.20 0.048 31 0.05 0.2
1996
0.025 0.025 0.073 0.12 0.50 0.101 24 0.05 0.2
1995
0.025 0.025 0.069 0.17 0.32 0.074 24 0.05 0.2
1994
0.025 0.09 * 0.14 0.18 0.055 12 0.05 *
1993
0.025 0.06 0.110 0.31 0.48 0.136 24 0.05 0.4
1992
0.025 0.025 0.068 0.13 0.51 0.103 24 0.05 0.2
1991
0.025 0.06 0.155 0.52 0.91 0.242 24 0.05 0.5
1990
0.025 0.07 0.108 0.23 0.48 0.122 24 0.05 0.3
1989
0.025 0.025 0.121 0.30 0.78 0.216 24 0.05 0.4
Graph It!
Notes Values below the Limit of Detection (LoD) assumed to be ½ LoD.
Means and risks shown only for years with data in all 12 months.
"*" means there was insufficient or no data available to determine the value.