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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 28-Day Average Streamflow
 
01614000 BACK CREEK NEAR JONES SPRINGS, WV
LOCATION.--Latitude 39°30'43", Longitude 78°02'15", North American Datum of 1927
                    Berkeley County, W. Va., Hydrologic Unit 02070004.
DRAINAGE AREA.--235 square miles.
PERIOD OF RECORD.--July 1928 to September 1931, August 1938 to September 1975, June 2004 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2007.
REGULATION.--No known regulation.
GAGE OPERATION.--U.S. Geological Survey, West Virginia Water Science Center.
     Duration Plot with 28-Day Average Streamflow Conditions
Provisional Data Subject to Revision 01614000 plot. BACK CREEK NEAR JONES SPRINGS, WV
Provisional Data Subject to Revision

                    

The current 28-day running-average value for 11/17/2008 is 39.64 cubic feet per second.

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


                01614000     BACK CREEK NEAR JONES SPRINGS, WV

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
9.80
22.1
36.6
104
188
307
510
612
872
 
43
February
13.6
53.5
71.8
129
237
424
546
610
1,060
 
43
March
34.9
84.2
117
234
357
548
721
850
1,250
 
43
April
37.4
97.1
119
198
362
522
740
787
1,090
 
43
May
35.2
65.8
80.2
124
260
396
507
659
912
 
43
June
12.7
28.6
37.7
65.6
113
282
398
461
1,150
 
43
July
5.75
11.1
16.5
24.6
47.6
92.2
216
386
1,230
 
43
August
3.07
7.12
9.07
15.1
28.8
61.4
119
178
726
 
44
September
3.19
6.47
7.61
12.1
19.8
55.1
143
215
806
 
44
October
3.56
5.96
7.83
11.5
25.4
61.3
197
497
1,340
 
41
November
4.98
10.7
13.4
21.3
47.4
132
283
446
1,440
 
43
December
8.72
14.1
19.4
39.4
107
248
474
612
929
 
43
 
       

The current 28-day running-average value for 11/17/2008 is 39.64 cubic feet per second.

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

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