Line shapefile that is an enhanced version of the hydrology for Huntingdon County, PA. Enhancements are small springs and intermittent runs within the PSU Stone Valley Forest.
The Pennsylvania State University (2009). PSU Forestland Management Office - Streams [Pennsylvania]. Pennsylvania Spatial Data Access (PASDA). https://www.pasda.psu.edu/uci/DataSummary.aspx?dataset=1329 (dataset)