2018 Impaired Streams 303 d list in Category 4b

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This data includes streams of Arkansas that have been assessed as Impaired Waterbodies and have alternative plans in place for the listed pollutant pair(s) (Category 4b). It consists of a subset of the streams from the National Hydrography Dataset (NHD) High Resolution (1:24,000) Flowline. Category 4b is described as follows: Category 4. Water quality standards … Continue reading 2018 Impaired Streams 303 d list in Category 4b

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