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 04135500 AU SABLE RIVER AT GRAYLING, MICH. .


Description, qualifying comments, and acceptable water years.

Drainage area is 110 sq.mi.                             Datum is 1123.49 ft.
Located in hydrologic unit 04070007 at Latitude: 44:39:35N  Longitude: 084:42:45W
Station is in the state of MI (county code 039) and serviced by the MI office.
Channel slope is 6.30 feet/mile
Stream length is 25.80 miles
Mean basin elevation is 1280.00 feet above National Geodetic Vertical Datum
Percent of contributing drainage area covered by 
   Storage: 13.00%    Lakes: 2.00%        Forests: 97.00%     Glaciers: N.A.%
Soil infiltration index is N.A. inches
Annual precipitation is 32.40 inches
Precipitation intensity is 2.01 inches/24 hour (expected on the average once each two years)
January minimum temperature is 10.00 degrees Fahrenheit
Comments and qualifications on the data:
   Records prior to 1952 are unsuitable for analysis at less than monthly resolution due to diurnal fluctuations
   caused by powerplant.


Monthly and longer averages for 46 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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