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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

11481000 MAD R NR ARCATA CA



Humboldt County, California
Hydrologic Unit Code 18010102
Latitude  40°54'36", Longitude 124°03'34" NAD27
Drainage area 485  square miles
Gage datum 14.25 feet above NAVD88
Output formats
HTML table with channel data
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Tab-separated data with channel data
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Graph of streamflow measurement data at USGS 11481000 MAD R NR ARCATA CA
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