Quality of surface water in Missouri, water year 2012

Abstract

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Quality of surface water in Missouri, water year 2015

“…The most frequently detected pesticides were atrazine, CIAT, metolachlor, prometon, simazine and metribuzin. Concentrations of the herbicide alachlor, a commonly detected herbicide in 2008-2014(Otero-Benitez and Davis, 2009a, 2009bBarr, 2010Barr, , 2011Barr, , 2013Barr, , 2014Barr, , 2015Barr and Schneider, 2014) was not detected at levels larger than the LRL in samples collected in 2015. The concentrations for all pesticide compounds analyzed for all stations were less than 1.00 μg/L except atrazine and metolachlor.…”

“…The annual summary of select constituents provides MDNR with current information to assess the quality of surface water within the State and ensure the objectives of the AWQMN are being met. This report is one in a series of annual summaries Davis, 2009a, 2009b;Barr, 2010Barr, , 2011Barr, , 2013Barr, , 2014Barr, , 2015Barr and Schneider, 2014). Data on the physical characteristics and water-quality constituents in samples collected at 71 surface-water stations are presented in figures and tables.…”

Quality of surface water in Missouri, water year 2018

“…The annual summary of data for selected constituents provides the MDNR with current information to assess the quality of surface water within the State. This report is one in a series of annual summaries Davis, 2009a, 2009b;Barr, , 2013Barr, , 2014Barr, , 2015Barr and Schneider, 2014;Barr and Heimann, 2016;Bartels, 2018, 2019). Data on the physical characteristics and water-quality constituents in samples collected during the 2018 water year are presented in figures and tables for 76 surface-water stations located throughout the State.…”

Quality of surface water in Missouri, water year 2017

“…The annual summary of select constituents provides MDNR with current information to assess the quality of surface water within the State and ensure the objectives of the AWQMN are being met. This report is one in a series of annual summaries Davis, 2009a, 2009b;Barr, 2010Barr, , 2011Barr, , 2013Barr, , 2014Barr, , 2015Barr and Schneider, 2014;Barr and Heimann, 2016;Barr and Bartels, 2018). Data on the physical characteristics and waterquality constituents in samples collected during the 2017 water year are presented in figures and tables for 72 surface-water stations located throughout the State.…”