The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Surplus Precipitation
This dataset represents surplus precipitation (mm): precipitation minus potential evaporation described in DOI: 10.1016/j.scitotenv.2020.137661 within individual,  local NHDPlusV2 catchments and upstream, contributing watersheds.