HCDN: Streamflow Data Set, 1874 - 1988
By J.R. Slack, Alan M. Lumb, and Jurate Maciunas Landwehr
USGS Water-Resources Investigations Report 93-4076


Station 15564900 KOYUKUK R AT HUGHES AK


Description, qualifying comments, and acceptable water years.

Drainage area is 18700 sq.mi.                           Datum is 250.00 ft.
Located in hydrologic unit 19030005 at Latitude: 66:02:51N  Longitude: 154:15:30W
Station is in the state of AK (county code 290) and serviced by the AK office.
Channel slope is 18.80 feet/mile
Stream length is 262.00 miles
Mean basin elevation is 2200.00 feet above National Geodetic Vertical Datum
Percent of contributing drainage area covered by 
   Storage: 4.00%     Lakes: 1.00%        Forests: 36.00%     Glaciers: 0.00%
Soil infiltration index is N.A. inches
Annual precipitation is 16.00 inches
Precipitation intensity is 1.50 inches/24 hour (expected on the average once each two years)
January minimum temperature is -17.00 degrees Fahrenheit
Comments and qualifications on the data:
   Representative of flow from Brooks Range.


Daily and longer averages for 22 water years are acceptable (all years except partial years).
A water year with acceptable data is indicated by an asterisk in the time line, which spans 1874 through 1988.

                                                   Water year
1     1         1         1         1         1         1         1         1         1         1         1       1
8     8         8         9         9         9         9         9         9         9         9         9       9
7     8         9         0         1         2         3         4         5         6         7         8       8
4-----0----5----0----5----0----5----0----5----0----5----0----5----0----5----0----5----0----5----0----5----0----5--8
.......................................................................................**********************......

The streamflow data Daily values, monthly mean values, and yearly mean values of streamflow data are available in tablular form. Select the desired option from the list below.

The data tables do not have column heading for ease of reading into statistical programs. For a detailed description of the format of the data tables, select the corresponding file from the list below.

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