Sites with benzene data available Available Substances Toxics Statistics Home Page Data Descriptions Page
California Home ARB: Home Search Site Map Contact Us
California Air Resources Board

Annual Toxics Summary
ARB's ADAM Air Quality Database
Richmond-13th Street FAQs
Benzene
parts per billion
Read About Estimated Risk
Year Months
Present
Minimum Median Mean 90th
Percentile
Maximum Standard
Deviation
Number of
Observations
Detection
Limit
Estimated
Risk
2022
* * * * * * 0 * *
2021
* * * * * * 0 * *
2020
* * * * * * 0 * *
2019
* * * * * * 0 * *
2018
* * * * * * 0 * *
2017
* * * * * * 0 * *
2016
* * * * * * 0 * *
2015
* * * * * * 0 * *
2014
* * * * * * 0 * *
2013
* * * * * * 0 * *
2012
* * * * * * 0 * *
2011
* * * * * * 0 * *
2010
* * * * * * 0 * *
2009
* * * * * * 0 * *
2008
* * * * * * 0 * *
2007
* * * * * * 0 * *
2006
* * * * * * 0 * *
2005
* * * * * * 0 * *
2004
* * * * * * 0 * *
2003
* * * * * * 0 * *
2002
* * * * * * 0 * *
2001
* * * * * * 0 * *
2000
* * * * * * 0 * *
1999
* * * * * * 0 * *
1998
* * * * * * 0 * *
1997
0.1 * * * 2.0 0.62 9 0.2 *
1996
0.25 0.25 1.00 2.2 5.9 1.22 32 0.5 259
1995
0.25 1.3 1.44 2.2 2.8 0.60 30 0.5 375
1994
0.25 1.8 1.70 2.6 3.3 0.74 31 0.5 442
1993
0.25 1.6 1.76 2.6 3.4 0.64 30 0.5 457
1992
0.25 1.5 1.54 2.4 2.9 0.65 29 0.5 401
1991
0.25 1.4 1.92 3.8 4.3 1.13 29 0.5 498
1990
0.8 2.0 * 3.6 7.2 1.31 28 0.5 *
1989
1.0 1.9 * 4.6 5.4 1.30 23 0.5 *
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.