Schemas#
gage_crosswalk#
Crosswalk between USGS gages and NextGen catchments for the CONUS domain.
Sample file path: nhf/usgs_ngen_crosswalk_conus.parquet
Note
Geometry column omitted from preview table for brevity.
Example rows:
domain |
vpu_id |
primary_location_id |
secondary_location_id |
basin_area_km2 |
status |
|---|---|---|---|---|---|
CONUS |
01 |
usgs-01118300 |
ngen-3308860 |
13.74 |
USGS-active |
CONUS |
01 |
usgs-01118400 |
ngen-3308834 |
43.77 |
USGS-discontinued |
CONUS |
01 |
usgs-01118668 |
ngen-3309403 |
36.65 |
USGS-discontinued |
Schema:
Column |
Description |
Type |
|---|---|---|
domain |
NWM domain (e.g., CONUS). |
object |
vpu_id |
Unique identifier for Virtual Processing Unit (VPU). |
object |
primary_location_id |
Gage ID. |
object |
secondary_location_id |
Catchment ID. |
object |
basin_area_km2 |
Basin area in square kilometers. |
float64 |
status |
Status of the gage (e.g., “active” or “inactive”). |
object |
geometry |
Geometry of the gage location. |
object |