NWIS/GFv2.0 drainage area for streamgage POIs - not getting a good match
NWIS/GFv2.0 drainage area for streamgage POIs, 'total_area' for each POI ('total_area' field from nsegments, NHM_xx.gpkg ) -- no getting a good match, (join using "vpu_ID"="ID" to get the POI 'total_area' from the nsegments, NWIS_DA from the Gage_info, join using "Type_Gages"="site_no") (see draft GFV2_gagesDA_chk.Rmd (script to evaluate the NWIS/GFv2 drainage area for streamgage POIs within each VPU) tested with VPU = '01' Number of Gages with percent diff, drainage area, greater than 15%: 258 out of 514)