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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
02058400 PIGG RIVER NEAR SANDY LEVEL, VA
LOCATION.--Latitude 3656'45", Longitude 7931'30", North American Datum of 1927,
                    Pittsylvania County, VA, Hydrologic Unit 03010101.
DRAINAGE AREA.--351 square miles, (measured on USGS topographic maps).
PERIOD OF RECORD.--June 1963 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--Small amount of diurnal fluctuation; cause unknown.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.

     Duration Plot with Daily Streamflow Conditions
Provisional Data Subject to Revision
02058400 plot. 
PIGG RIVER NEAR SANDY LEVEL, VA
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 242.0 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


                02058400     PIGG RIVER NEAR SANDY LEVEL, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
85.0
152
173
226
315
439
722
1,180
13,800
 
52
February
114
180
199
249
330
468
721
1,140
8,710
 
52
March
109
196
223
274
367
508
857
1,440
11,600
 
52
April
124
191
207
240
354
486
730
1,100
19,200
 
52
May
117
153
168
212
308
418
590
794
6,000
 
52
June
50.0
102
119
162
244
331
471
645
17,000
 
53
July
35.0
73.0
87.4
121
187
270
421
559
8,180
 
53
August
17.0
51.0
65.0
98.0
161
233
341
501
10,600
 
53
September
32.0
61.0
74.0
100
153
218
380
654
34,900
 
53
October
51.0
78.0
95.0
126
171
262
417
639
15,200
 
52
November
89.0
111
132
157
213
320
503
796
11,400
 
52
December
86.0
140
150
197
266
384
583
882
5,840
 
52
 
       
Instantaneous minimum flow for period of record = 17.0 cubic feet per second.

The current daily value for 03/22/2017 is 242.0 cubic feet per second.

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

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