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Annual Toxics Summary
ARB's ADAM Air Quality Database
Riverside-Rubidoux FAQs
Aluminum
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
270 * * * 3800 1410 5 4
2002
620 3400 3410 4900 6000 1510 31 4
2001
43 3200 3000 5200 6400 1660 30 5
2000
330 2500 3040 4800 5900 1540 29 5
1999
450 3100 2960 4800 5900 1510 28 5
1998
1000 3100 * 4200 4500 1070 12 5
1997
520 * * * 520 1330 1 5
1996
110 2600 2350 3900 4400 1330 27 5
1995
130 2400 2750 5100 5900 1670 30 5
1994
280 3100 3230 5100 6000 1540 30 5
1993
72 3200 3350 6000 7000 2150 28 5
1992
210 3800 3460 6100 6800 2040 30 5
1991
66 3500 3990 7000 9600 2540 30 5
1990
1500 4100 * 8600 10000 2510 15 5
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.