USGS NHDPlus
USGS NHDPlus is the standard hydrography dataset for the United States, offering stream networks, catchments, flow direction, and waterbody polygons for GIS analysis.
Format Shapefile / File GDB
Coverage United States
Resolution High-resolution national hydrography
License Public domain
Update Ongoing updates
Format
Shapefile / File GDB
Geometry
Lines / polygons / rasters
Coverage
United States
Resolution
High-resolution national hydrography
About this dataset
National Hydrography Dataset Plus for the United States with flow direction, catchments, and waterbody features.
Download USGS NHDPlus for US hydrology mapping with stream networks, flow direction, catchments, and waterbody polygons.
Watershed delineation Stream network mapping US water resource analysis
How to download
- 1 Open the USGS NHDPlus download page.
- 2 Select the version (NHDPlus HR for high resolution or NHDPlus V2 for medium resolution).
- 3 Choose the region or state of interest.
- 4 Download the geodatabase or shapefile package and load it into your GIS.
FAQ
What is the difference between NHDPlus HR and V2?
NHDPlus HR offers higher resolution hydrography, while NHDPlus V2 is the earlier medium-resolution product.
Does NHDPlus cover Alaska and Hawaii?
Yes. NHDPlus covers the continental US, Alaska, Hawaii, and Puerto Rico.