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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
02013000 DUNLAP CREEK NEAR COVINGTON, VA
LOCATION.--Latitude 37°48'10", Longitude 80°02'50", North American Datum of 1927,
                    Alleghany County, VA, Hydrologic Unit 02080201.
DRAINAGE AREA.--162 square miles.
PERIOD OF RECORD.--October 1928 to current year. Monthly discharge only for some periods, published in WSP 1303.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2007.
REGULATION.--Occasional diurnal fluctuation caused by the draining or filling of small dam located 7.9 miles upstream from the station.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.
     Duration Plot with Daily Streamflow Conditions
Provisional Data Subject to Revision 02013000 plot. DUNLAP CREEK NEAR COVINGTON, VA
Provisional Data Subject to Revision

                    

The current daily value for 08/28/2008 is 26 cubic feet per second.

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


                02013000     DUNLAP CREEK NEAR COVINGTON, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
14.0
24.0
37.0
73.0
122
251
503
807
10,400
 
79
February
16.0
35.5
55.0
95.0
178
317
600
944
6,080
 
79
March
22.0
60.4
90.0
136
217
392
823
1,330
7,020
 
79
April
37.0
64.0
79.0
104
159
288
556
910
7,100
 
79
May
22.0
42.0
49.0
69.0
110
217
437
658
5,050
 
79
June
12.0
22.0
25.0
33.0
49.0
87.8
204
347
10,200
 
79
July
9.10
15.0
17.0
21.0
30.0
45.0
79.2
118
3,100
 
79
August
9.00
13.0
14.0
18.0
25.0
39.0
69.0
121
6,420
 
79
September
7.00
12.0
13.0
16.0
20.0
31.0
64.0
127
5,560
 
79
October
10.0
14.0
16.0
19.0
26.0
45.0
103
186
2,900
 
79
November
14.0
17.0
19.0
25.0
41.0
90.0
219
373
6,460
 
79
December
10.0
20.0
24.0
38.0
80.0
171
338
581
5,270
 
79
 
       
Instantaneous minimum flow for period of record = 2.00 cubic feet per second.

The current daily value for 08/28/2008 is 26 cubic feet per second.

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

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