Utilities to Weave Hydrologic Fabrics R package hydroloom version 1.2.1 A collection of utilities that support creation of network attributes for hydrologic networks. Methods and algorithms implemented are documented in Moore et al. (2019) <doi:10.3133/ofr20191096>, Cormen and Leiserson (2022) <ISBN:9780262046305> and Verdin and Verdin (1999) <doi:10.1016/S0022-1694(99)00011-6>. Software Depends: R (>= 4.1.0) Imports: dplyr, data.table, sf, units, stats, methods, utils, pbapply, tidyr, RANN, rlang, fastmap Suggests: testthat, nhdplusTools, future, lwgeom, future.apply, knitr, rmarkdown, geos David Blodgett <dblodgett@usgs.gov> Comprehensive R Archive Network (CRAN) David Blodgett [aut, cre] (ORCID: <https://orcid.org/0000-0001-9489-1710>), Andrew Psoras [ctb] CC0 2026-08-03 application/tgz https://CRAN.R-project.org/package=hydroloom doi:10.32614/CRAN.package.hydroloom en-US