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


Description, qualifying comments, and acceptable water years.

Drainage area is 162 sq.mi.                             Datum is 158.40 ft.
Located in hydrologic unit 18010110 at Latitude: 38:41:55N  Longitude: 122:57:25W
Station is in the state of CA (county code 097) and serviced by the CA office.
Channel slope is 28.70 feet/mile
Stream length is 30.70 miles
Mean basin elevation is 500.00 feet above National Geodetic Vertical Datum
Percent of contributing drainage area covered by 
   Storage: 0.00%     Lakes: N.A.%        Forests: 75.00%     Glaciers: N.A.%
Soil infiltration index is N.A. inches
Annual precipitation is 55.00 inches
Precipitation intensity is 4.50 inches/24 hour (expected on the average once each two years)
January minimum temperature is 36.00 degrees Fahrenheit
Comments and qualifications on the data:
   Small diversions for irrigation of about 1200 acres.  No regulation prior to WY1980.  Minor regulation by coffer
   dams from WY1980 thru WY1983. Regulated by major reservoir beginning 10/83.

Daily and longer averages for 24 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

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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