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Read About Estimated Risk |
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Year | Months Present |
Minimum | Median | Mean | 90th Percentile |
Maximum | Standard Deviation |
Number of Observations |
Detection Limit |
Estimated Risk |
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2024 |
|
0.0215 | 0.0215 | * | 0.07 | 0.09 | 0.023 | 12 | 0.043 | * | ||||||||||||
2023 |
|
0.0215 | 0.07 | * | 0.12 | 0.3 | 0.056 | 25 | 0.043 | * | ||||||||||||
2022 |
|
0.0215 | 0.07 | 0.124 | 0.12 | 1.9 | 0.336 | 30 | 0.043 | 52 | ||||||||||||
2021 |
|
0.0215 | 0.09 | * | 0.12 | 0.2 | 0.038 | 22 | 0.043 | * | ||||||||||||
2020 |
|
0.0215 | * | * | * | 0.13 | 0.034 | 7 | 0.043 | * | ||||||||||||
2019 |
|
0.0215 | 0.05 | * | 0.08 | 0.11 | 0.026 | 28 | 0.043 | * | ||||||||||||
2018 |
|
0.03 | 0.07 | 0.07 | 0.13 | 0.28 | 0.065 | 19 | 0.02 | 29 | ||||||||||||
2017 |
|
0.03 | 0.07 | * | 0.14 | 0.2 | 0.046 | 22 | 0.06 | * | ||||||||||||
2016 |
|
0.03 | * | 0.07 | * | 0.09 | * | 27 | 0.06 | 29 | ||||||||||||
2015 |
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0.07 | * | 0.12 | * | 0.2 | * | 28 | 0.06 | 50 | ||||||||||||
2014 |
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0.06 | * | 0.083 | * | 0.13 | * | 27 | 0.06 | 34 | ||||||||||||
2013 |
|
0.03 | * | 0.078 | * | 0.14 | * | 28 | 0.06 | 32 | ||||||||||||
2012 |
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0.03 | * | 0.055 | * | 0.07 | * | 28 | 0.06 | 23 | ||||||||||||
2011 |
|
0.03 | * | 0.085 | * | 0.17 | * | 27 | 0.06 | 35 | ||||||||||||
2010 |
|
0.06 | * | * | * | 0.1 | * | 14 | 0.06 | * | ||||||||||||
2009 |
|
0.08 | * | 0.095 | * | 0.12 | * | 28 | 0.06 | 39 | ||||||||||||
2008 |
|
0.06 | * | 0.098 | * | 0.17 | * | 28 | 0.06 | 41 | ||||||||||||
2007 |
|
0.06 | * | 0.095 | * | 0.15 | * | 28 | 0.06 | 39 | ||||||||||||
2006 |
|
0.03 | * | 0.105 | * | 0.16 | * | 28 | 0.06 | 44 | ||||||||||||
2005 |
|
0.08 | * | 0.125 | * | 0.22 | * | 25 | 0.06 | 52 | ||||||||||||
2004 |
|
0.07 | * | * | * | 0.1 | * | 19 | 0.06 | * | ||||||||||||
2003 |
|
0.03 | * | 0.07 | * | 0.09 | * | 27 | 0.06 | 29 | ||||||||||||
2002 |
|
0.11 | * | 0.133 | * | 0.16 | * | 27 | 0.06 | 55 | ||||||||||||
2001 |
|
0.1 | 0.1 | * | 0.4 | 0.5 | 0.12 | 28 | 0.2 | * | ||||||||||||
2000 |
|
0.1 | 0.1 | 0.13 | 0.2 | 0.4 | 0.07 | 31 | 0.2 | 53 | ||||||||||||
1999 |
|
0.1 | 0.1 | 0.11 | 0.1 | 0.4 | 0.05 | 30 | 0.2 | 45 | ||||||||||||
1998 |
|
0.1 | 0.1 | * | 0.1 | 0.1 | 0.00 | 22 | 0.2 | * | ||||||||||||
1997 |
|
0.1 | 0.1 | * | 0.2 | 0.3 | 0.06 | 25 | 0.2 | * | ||||||||||||
1996 |
|
0.1 | 0.1 | 0.17 | 0.3 | 0.3 | 0.08 | 30 | 0.2 | 70 | ||||||||||||
1995 |
|
0.1 | 0.2 | 0.23 | 0.4 | 0.7 | 0.14 | 31 | 0.2 | 96 | ||||||||||||
1994 |
|
0.1 | 0.3 | 0.27 | 0.4 | 0.6 | 0.12 | 28 | 0.2 | 110 | ||||||||||||
1993 |
|
0.1 | 0.2 | 0.24 | 0.4 | 0.4 | 0.11 | 28 | 0.2 | 99 | ||||||||||||
1992 |
|
0.1 | 0.3 | * | 0.6 | 0.7 | 0.16 | 21 | 0.2 | * | ||||||||||||
1991 |
|
0.1 | 0.3 | * | 0.4 | 0.8 | 0.17 | 24 | 0.2 | * | ||||||||||||
1990 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1989 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
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2002 and later data based on quarterly composites; percentiles and standard deviation cannot be determined. | |||
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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. |
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