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 09132500 NORTH FORK GUNNISON RIVER NEAR SOMERSET, CO.


Description, qualifying comments, and acceptable water years.

Drainage area is 526 sq.mi.                             Datum is 6038.91 ft.
Located in hydrologic unit 14020004 at Latitude: 38:55:33N  Longitude: 107:26:01W
Station is in the state of CO (county code 051) and serviced by the CO office.
Channel slope is 150.00 feet/mile
Stream length is 30.00 miles
Mean basin elevation is 8900.00 feet above National Geodetic Vertical Datum
Percent of contributing drainage area covered by 
   Storage: 0.00%     Lakes: 0.00%        Forests: 90.00%     Glaciers: N.A.%
Soil infiltration index is N.A. inches
Annual precipitation is 25.00 inches
Precipitation intensity is 1.40 inches/24 hour (expected on the average once each two years)
January minimum temperature is 4.00 degrees Fahrenheit
Comments and qualifications on the data:
   Affected by storage in Paonia Res. since 2/61. Water year 1934 has periods of constant estimated flow that fall
   short of the criteria for estimated flow discussed in the text.


Daily and longer averages for 27 water years are acceptable (some whole years and all partial years are excluded).
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.

Return to Region14