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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
02015700 BULLPASTURE RIVER AT WILLIAMSVILLE, VA
LOCATION.--Latitude 38°11'43", Longitude 79°34'14", North American Datum of 1927,
                    Bath County, VA, Hydrologic Unit 02080201.
DRAINAGE AREA.--110 square miles.
PERIOD OF RECORD.--August 1960 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2007.
REGULATION.--No known regulation.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with 14-Day Average Streamflow Conditions
Provisional Data Subject to Revision 02015700 plot. BULLPASTURE RIVER AT WILLIAMSVILLE, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 08/27/2008 is 41.07 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


                02015700     BULLPASTURE RIVER AT WILLIAMSVILLE, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
30.4
41.0
50.5
81.6
142
238
386
460
1,220
 
47
February
28.9
57.7
63.8
97.2
149
243
422
511
1,210
 
47
March
51.3
76.4
93.0
154
238
403
577
664
1,090
 
47
April
52.4
73.7
85.2
118
191
321
497
612
1,020
 
47
May
52.4
67.5
75.2
103
161
249
380
456
807
 
47
June
31.5
43.0
47.4
60.6
92.4
162
325
410
697
 
47
July
25.7
32.5
36.3
43.1
54.9
79.1
139
202
532
 
47
August
24.6
29.1
31.2
36.0
46.6
72.2
107
182
468
 
47
September
23.2
28.3
30.4
34.1
41.4
63.7
140
239
780
 
48
October
27.6
30.4
32.0
35.9
46.6
91.6
176
296
582
 
47
November
29.1
34.7
37.3
43.6
69.3
138
248
331
1,440
 
47
December
28.8
36.4
41.6
68.4
117
210
324
404
946
 
47
 
       

The current 14-day running-average value for 08/27/2008 is 41.07 cubic feet per second.

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

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