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 02047500 BLACKWATER RIVER NEAR DENDRON, VA


Description, qualifying comments, and acceptable water years.

Drainage area is 294 sq.mi.                             Datum is 30.99 ft.
Located in hydrologic unit 03010202 at Latitude: 37:01:30N  Longitude: 076:52:30W
Station is in the state of VA (county code 181) and serviced by the VA office.
Channel slope is 2.23 feet/mile
Stream length is 41.90 miles
Mean basin elevation is 130.00 feet above National Geodetic Vertical Datum
Percent of contributing drainage area covered by 
   Storage: 2.80%     Lakes: N.A.%        Forests: 78.00%     Glaciers: N.A.%
Soil infiltration index is N.A. inches
Annual precipitation is 46.60 inches
Precipitation intensity is 3.19 inches/24 hour (expected on the average once each two years)
January minimum temperature is 30.50 degrees Fahrenheit
Comments and qualifications on the data:
   Records were provided by the Virginia Water Control Board.


Daily and longer averages for 45 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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