Yearly Summary

Here is a table showing toxins in lakes by year. You can custom sort the table by selecting the collumn header.

YearParameterNumber of SamplesNumber of Exceedings
2007Microcystin7517
2008Microcystin28580
2009Anatoxin-a45816
2009Cylindrospermopsin200
2009Microcystin104294
2009Saxitoxin191
2010Anatoxin-a70615
2010Cylindrospermopsin260
2010Microcystin101474
2010Saxitoxin430
2011Anatoxin-a76632
2011Cylindrospermopsin430
2011Microcystin112181
2011Saxitoxin420
2012Anatoxin-a58040
2012Cylindrospermopsin220
2012Microcystin89165
2012Saxitoxin380
2013Anatoxin-a46525
2013Cylindrospermopsin170
2013Microcystin81183
2013Saxitoxin260
2014Anatoxin-a48015
2014Cylindrospermopsin140
2014Microcystin82294
2014Saxitoxin430
2015Anatoxin-a49327
2015Cylindrospermopsin140
2015Microcystin995147
2015Saxitoxin310
2016Anatoxin-a43619
2016Cylindrospermopsin80
2016Microcystin77643
2016Saxitoxin140
2017Anatoxin-a75939
2017Cylindrospermopsin130
2017Microcystin78831
2017Saxitoxin130
2018Anatoxin-a71322
2018Cylindrospermopsin860
2018Microcystin75360
2018Saxitoxin860
2019Anatoxin-a81924
2019Cylindrospermopsin810
2019Microcystin845100
2019Saxitoxin750
2020Anatoxin-a82023
2020Cylindrospermopsin750
2020Microcystin919104
2020Saxitoxin760
2021Anatoxin-a94524
2021Cylindrospermopsin1080
2021Microcystin93398
2021Saxitoxin1050
2022Anatoxin-a92719
2022Cylindrospermopsin870
2022Microcystin101866
2022Saxitoxin840
2023Anatoxin-a83719
2023Cylindrospermopsin830
2023Microcystin879101
2023Saxitoxin850
2024Anatoxin-a75516
2024Cylindrospermopsin560
2024Microcystin76876
2024Saxitoxin510

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