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Annual Toxics Summary
ARB's ADAM Air Quality Database
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Sulfur
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
140 380 * 660 900 179 28 51
2012
72 340 316 530 660 158 27 60
2011
63 280 * 590 1000 223 27 60
2010
30 240 * 600 970 245 17 60
2009
84 310 375 630 1400 274 31 60
2008
42 370 * 700 890 209 25 20
2007
93 320 * 490 550 138 20 60
2006
* * * * * * 0 *
2005
* * * * * * 0 *
2004
* * * * * * 0 *
2003
67 * * * 540 186 5 2
2002
73 430 461 780 1200 260 30 2
2001
77 400 416 650 1000 230 31 2
2000
95 350 376 560 940 181 28 2
1999
130 340 441 770 1100 254 29 2
1998
99 320 459 820 2300 429 29 2
1997
73 380 426 740 880 211 29 2
1996
90 360 440 790 910 252 31 2
1995
70 330 407 790 1200 272 30 2
1994
100 370 427 810 980 228 30 2
1993
200 370 * 690 870 195 24 2
1992
* * * * * * 0 *
1991
* * * * * * 0 *
1990
* * * * * * 0 *
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.