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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 7-Day Average Streamflow
 
02079640 ALLEN CREEK NEAR BOYDTON, VA
LOCATION.--Latitude 36°40'46", Longitude 78°19'37", North American Datum of 1927,
                    Mecklenburg County, VA, Hydrologic Unit 03010106
DRAINAGE AREA.--53.5 square miles.
PERIOD OF RECORD.--October 1961 to September 1996, October 2000 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--No known regulation.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with 7-Day Average Streamflow Conditions
Provisional Data Subject to Revision 02079640 plot. ALLEN CREEK NEAR BOYDTON, VA
Provisional Data Subject to Revision

                    

The current 7-day running-average value for 03/22/2017 is 50.29 cubic feet per second.

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


                02079640     ALLEN CREEK NEAR BOYDTON, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
1.57
6.42
10.0
20.3
37.1
81.9
168
254
585
 
50
February
3.97
10.8
14.8
24.9
44.9
88.3
150
213
757
 
50
March
3.63
14.0
18.9
28.8
52.6
102
206
313
722
 
50
April
7.10
11.3
13.9
19.6
32.0
71.8
159
231
966
 
50
May
3.50
7.38
8.55
12.0
19.3
35.3
72.1
140
949
 
50
June
0.29
2.93
4.33
6.82
11.4
24.4
62.8
130
603
 
50
July
0.00
0.86
1.46
3.19
6.77
14.4
29.2
57.8
684
 
50
August
0.00
0.25
0.63
1.90
4.79
11.7
29.6
59.0
181
 
50
September
0.00
0.01
0.25
1.06
2.79
8.20
26.3
65.2
636
 
50
October
0.00
0.07
0.52
1.73
5.17
13.8
49.0
95.3
759
 
50
November
0.00
1.47
2.13
4.66
10.3
32.1
83.1
136
413
 
50
December
0.78
2.65
5.47
12.6
25.7
55.7
117
167
347
 
50
 
       

The current 7-day running-average value for 03/22/2017 is 50.29 cubic feet per second.

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

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