USGS NHD — Subregion 0101 (shapefile)

USGS National Hydrography Dataset for 4-digit hydrologic unit 0101 as an Esri shapefile bundle; US-Government public-domain hydrographic base data. Software: Site / survey base (GIS→CAD). Author: U.S. Geological Survey (The National Map). Licence: LicenseRef-US-Gov-Public-Domain. Source: https://www.usgs.gov/national-hydrography/national-hydrography-dataset