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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
0.65 0.65 * 0.65 0.65 0.00 21 1.3
2022
0.65 0.65 0.73 0.65 2.1 0.31 30 1.3
2021
0.65 0.65 * 1.6 2.1 0.45 24 1.3
2020
0.65 * * * 0.65 0.00 9 1.3
2019
0.65 0.65 0.91 1.7 1.9 0.44 34 1.3
2018
0.65 0.65 1.07 1.9 5.3 0.89 37 1.3
2017
0.65 0.65 0.89 0.65 4.2 0.68 33 1.3
2016
0.65 0.65 * 1.6 1.8 0.39 33 1.3
2015
0.65 0.65 0.84 1.7 2.1 0.47 33 1.3
2014
0.85 0.85 * 0.85 0.85 0.00 16 1.7
2013
0.75 0.75 * 0.75 2.2 0.30 21 1.5
2012
0.75 0.75 0.83 0.75 1.7 0.18 28 1.5
2011
0.75 0.75 * 0.75 0.75 0.00 29 1.5
2010
0.75 0.75 0.75 0.75 0.75 0.00 28 1.5
2009
0.75 0.75 0.77 0.75 1.6 0.16 29 1.5
2008
* * * * * * 0 *
2007
0.75 0.75 0.75 0.75 0.75 0.00 32 1.5
2006
* * * * * * 0 *
2005
* * * * * * 0 *
2004
* * * * * * 0 *
2003
1 * * * 4.0 1.41 5 2.0
2002
2.0 1 1.88 2.5 4.0 0.76 36 2.0
2001
2 2 3.31 6.2 14 3.18 39 4.0
2000
2 2 2.06 2 5.0 0.47 40 4.0
1999
2 2 2.00 2 2 0.00 39 4.0
1998
2 2 2.00 2 2 0.00 42 4.0
1997
2 2 2.18 2 6.0 0.82 34 4.0
1996
2 2 2.74 5.0 8.0 1.53 36 4.0
1995
2 2 2.00 2 2 0.00 30 4.0
1994
2 2 * 5.6 7.0 1.68 25 4.0
1993
* * * * * * 0 *
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.