Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

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 623125160135800 BONASILA R 1.8MI AB MTH NR ELKHORN I NR ANVIK AK


Yukon-Koyukuk Census Area County, Alaska
Hydrologic Unit Code 19090304
Latitude  62°31'25", Longitude 160°13'58" NAD27
Drainage area 1,160  square miles
Gage datum 25 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
 
Channel
Number
Channel
Name
Meas.
type
 
Stream
flow
method
 
Velocity
method
 
Channel
flow
(ft3/s)
Channel
width
(ft)
Channel
area
(ft2)
Channel
vel.
(ft/s)
Channel
stability
 
Channel
material
 
Channel
evenness
 
Long.
vel.
desc.
 
Horz.
vel.
desc.
 
Vert.
vel.
desc.
 
Channel
loc.
code
 
Channel
loc.
dist.(ft)
22003-09-01 15:32:30AKDTYesRHHUSGS1870 0.40Fair NONE1Imported Channel 1MBOTQADCPVADCP187041066800.28UNSPUNSPUNSPunknUNSPUNSPUNSP
12003-06-11 14:28AKDTYesEGNUSGS2900 0.10Poor NONE1Imported Channel 1MBOTQADCPVADCP290051598400.30UNSPUNSPUNSPunknUNSPUNSPUNSP