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Annual Toxics Summary
ARB's ADAM Air Quality Database
Los Angeles-North Main Street FAQs
Bromine
nanograms per cubic meter
Year Months
Present
Minimum Median Mean 90th
Percentile
Maximum Standard
Deviation
Number of
Observations
Detection
Limit
2023
* * * * * * 0 *
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
5 * * * 9 1.7 5 1
2002
3 8 9.2 13 19 3.5 29 1
2001
1 7 * 9 12 2.7 22 2
2000
1 6 6.6 12 16 3.9 31 2
1999
1 8 7.9 14 21 4.5 30 2
1998
1 9 * 13 14 3.5 26 2
1997
3 7 * 14 16 4.3 17 2
1996
1 11 9.6 16 24 5.4 29 2
1995
1 9 9.7 17 24 5.5 28 2
1994
1 12 12.3 18 24 5.3 28 2
1993
4 11 * 18 19 4.6 23 2
1992
1 12 * 19 19 4.7 21 2
1991
2 11 12.0 17 28 5.4 28 2
1990
4 11 * 16 19 4.3 17 2
1989
* * * * * * 0 *
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.