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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 28-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 2015.
REGULATION.--No known regulation.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with 28-Day Average Streamflow Conditions
Provisional Data Subject to Revision 02015700 plot. BULLPASTURE RIVER AT WILLIAMSVILLE, VA
Provisional Data Subject to Revision

                    

The current 28-day running-average value for 03/22/2017 is 68.54 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


                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
32.0
45.4
56.6
101
157
231
312
392
717
 
55
February
32.5
58.6
71.3
108
165
252
346
415
732
 
55
March
57.8
79.5
98.3
151
249
357
471
532
711
 
55
April
59.7
81.6
105
160
231
357
468
546
767
 
55
May
57.9
76.2
87.7
123
203
305
393
452
723
 
55
June
34.5
50.2
57.9
81.4
131
234
291
347
520
 
55
July
26.3
35.3
40.3
47.5
61.4
99.4
200
282
509
 
55
August
25.8
30.7
33.3
39.9
51.1
71.4
112
150
319
 
55
September
25.2
29.0
31.9
36.1
44.6
62.7
131
197
458
 
56
October
28.4
31.0
32.8
36.1
46.0
84.0
188
242
461
 
55
November
29.9
34.4
36.6
41.7
60.8
122
199
277
834
 
55
December
31.8
37.5
45.3
67.1
120
200
297
371
831
 
55
 
       

The current 28-day running-average value for 03/22/2017 is 68.54 cubic feet per second.

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

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