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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.

USGS 623945160182800 ANVIK R 4.7 MI AB MOUTH NR ANVIK ALASKA
Yukon-Koyukuk Census Area County, Alaska
Hydrologic Unit Code 19090301
Latitude  62°39'45", Longitude 160°18'28" NAD27
Drainage area 1,780  square miles
Gage datum 50 feet above NGVD29
Output formats
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
Reselect output format
Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 
22003-09-01 11:08AKDTYesRHHUSGS3870 0.20Good NONE
12003-06-11 10:50AKDTYesEGNUSGS6490 0.40Good NONE