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Datasets/streamflow-iv

usgs / streamflow-iv

USGS streamflow snapshots

Instantaneous discharge and gage height at a sample of national WaterWatch sites.

Last seen

Source usgs/nwis-iv · Earth

Schema

6 fields

Columns

siteIdstring
USGS site number
namestring
Gage name
cfsnumber
Discharge, cubic feet / second
gageFtnumber
Gage height, feet
percentilenumber
Historic percentile
asOfdatetime
Observation time

Sample row

JSON preview

{
  "siteId": "01646500",
  "name": "POTOMAC RIVER NEAR WASH, DC LITTLE FALLS PUMP STA",
  "cfs": 4120,
  "gageFt": 3.18,
  "percentile": 41,
  "asOf": "2026-09-06T08:45:00Z"
}

Query · milestone 18

curl -sS https://realiahq.xyz/api/v1/datasets/usgs-streamflow \
  -H "Authorization: Bearer $REALIA_KEY"

This route 404s with key required until API keys ship.