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 08163500 LAVACA RIVER AT HALLETTSVILLE, TX


Description, qualifying comments, and acceptable water years.

Drainage area is 108 sq.mi.                             Datum is 186.72 ft.
Located in hydrologic unit 12100101 at Latitude: 29:26:35N  Longitude: 096:56:39W
Station is in the state of TX (county code 285) and serviced by the TX office.
Channel slope is 9.41 feet/mile
Stream length is 24.00 miles
Mean basin elevation is 351.00 feet above National Geodetic Vertical Datum
Percent of contributing drainage area covered by 
   Storage: 0.00%     Lakes: N.A.%        Forests: 8.00%      Glaciers: N.A.%
Soil infiltration index is N.A. inches
Annual precipitation is 41.50 inches
Precipitation intensity is 4.50 inches/24 hour (expected on the average once each two years)
January minimum temperature is 43.00 degrees Fahrenheit

Daily and longer averages for 49 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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