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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
03177710 BLUESTONE RIVER AT FALLS MILLS, VA
LOCATION.--Latitude 37°16'17", Longitude 81°18'18", North American Datum of 1927,
                    Tazewell County, VA, Hydrologic Unit 05050002.
DRAINAGE AREA.--44.3 square miles.
PERIOD OF RECORD.--October 1980 to March 1997, October 2004 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2007.
REGULATION.--Some diurnal fluctuation caused by discharge from wastewater treatment plant 2.3 mi. upstream. About 65 per cent of discharge from the treatment plant is diverted from another drainage basin.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.
     Duration Plot with 14-Day Average Streamflow Conditions
Provisional Data Subject to Revision 03177710 plot. BLUESTONE RIVER AT FALLS MILLS, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 10/14/2008 is 9.05 cubic feet per second.

  explanation   Percentile Description Duration Plot Description 28 Day 14 Day 7 Day Daily
      Duration Table of 14-Day Average Streamflow
            Flow values in cubic feet per second


                03177710     BLUESTONE RIVER AT FALLS MILLS, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
6.81
14.3
24.7
44.5
67.1
111
143
174
370
 
20
February
9.72
28.4
34.1
57.4
88.1
134
173
210
336
 
20
March
19.4
38.4
50.8
83.0
113
138
169
183
304
 
20
April
22.5
30.8
40.4
52.9
88.3
132
178
208
403
 
19
May
25.1
30.8
35.8
48.3
68.1
98.9
140
207
328
 
19
June
8.79
15.8
23.1
32.9
45.0
68.3
121
155
252
 
19
July
11.7
15.1
18.0
22.1
30.0
43.6
59.7
87.3
156
 
19
August
9.33
11.5
13.6
19.4
26.0
33.4
42.7
46.6
122
 
19
September
7.03
10.6
12.1
14.9
19.1
26.1
39.1
49.1
175
 
19
October
11.1
12.6
13.1
14.6
19.1
34.2
53.3
86.6
235
 
19
November
10.8
12.4
13.2
16.9
23.6
45.1
64.7
69.6
92.0
 
20
December
9.69
13.5
15.0
23.4
40.6
77.2
107
128
205
 
20
 
       

The current 14-day running-average value for 10/14/2008 is 9.05 cubic feet per second.

---- Provisional Data Subject to Revision ----

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