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Molybdenum
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
0.85 * * * 2.8 0.98 4 1.7
2013
0.75 0.75 * 0.75 0.75 0.04 28 1.5
2012
0.75 0.75 0.75 0.75 0.75 0.00 29 1.5
2011
0.75 0.75 * 0.75 2.3 0.31 25 1.5
2010
0.75 0.75 0.75 0.75 0.75 0.00 27 1.5
2009
0.75 0.75 0.78 0.75 2.0 0.22 31 1.5
2008
* * * * * * 0 *
2007
0.75 0.75 * 2.1 3.1 0.63 28 1.5
2006
* * * * * * 0 *
2005
* * * * * * 0 *
2004
* * * * * * 0 *
2003
1 * * * 3.0 1.10 5 2.0
2002
2.0 1 2.35 3.0 18 3.09 29 2.0
2001
2 2 4.44 2 59 11.4 30 4.0
2000
2 2 * 2 2 0.00 14 4.0
1999
2 2 * 2 11 2.01 20 4.0
1998
2 2 2.00 2 2 0.00 24 4.0
1997
2 2 2.24 2 6.0 0.94 27 4.0
1996
2 2 2.56 4.0 6.0 1.19 27 4.0
1995
2 2 * 2 2 0.00 27 4.0
1994
2 2 * 4.0 6.0 1.05 27 4.0
1993
2 2 2.18 2 5.0 0.66 29 4.0
1992
2 2 2.00 2 2 0.00 26 4.0
1991
2 2 2.00 2 2 0.00 31 4.0
1990
2 2 * 2 2 0.00 15 4.0
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.