I'm looking for a shapefile of all major river drainages in the USA. Something similar to this in R:
Specifically, I need the Arizona/New Mexico boundaries but probably could zoom in from the US shapefile...
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Sign up to join this communityI would suggest to start with https://www.naturalearthdata.com/downloads/ where you can find Rivers, Lake Centerlines and/or Lakes + Reservoirs datasets. The other option is OpenStreetMap data, available at https://download.geofabrik.de/north-america.html, however it requires a bit of preprocessing.