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If you wish to report a bug, or if you are interested in having us mirror your free-software or open-source project, please feel free to contact us at mirror[@]metanet.ch.

When citing nhdR, please cite both the package and underlying data sources used:

Stachelek J (2019). Tools for working with the National Hydrography Dataset. https://cran.r-project.org/package=nhdR.

USGS (2022). National Hydrography Dataset. Technical Report. United States Geological Survey. https://www.usgs.gov/national-hydrography.

Corresponding BibTeX entries: 

  @Manual{,
    author = {Jemma Stachelek},
    title = {Tools for working with the National Hydrography Dataset},
    year = {2019},
    url = {https://cran.r-project.org/package=nhdR},
  }

  @Manual{,
    author = {{USGS}},
    title = {National Hydrography Dataset. Technical Report. United
      States Geological Survey},
    year = {2022},
    url = {https://www.usgs.gov/national-hydrography},
  }

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.