Statewide GIS Data Layers
The following shapefiles are availabe as zip files. Alternatively, you may download the data by HUC 8 watershed here.
The symbology developed by the ACC scientists are included as Layer files
(.lyr). For help using layer files in ArcMap projects, click here.
HUC 8 GIS Data Layers
The following links package the statewide GIS shapefiles by HUC 8 watershed. To download the zipped GIS shapefiles right-click a HUC 8 watershed from the map or the list below.