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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
03168000 NEW RIVER AT ALLISONIA, VA
LOCATION.--Latitude 36°56'15", Longitude 80°44'45", North American Datum of 1927,
                    Pulaski County, VA, Hydrologic Unit 05050001.
DRAINAGE AREA.--2,212 square miles.
PERIOD OF RECORD.--September 1929 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--Flow regulated by powerplants about 25 miles upstream.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.
     Duration Plot with 14-Day Average Streamflow Conditions
Provisional Data Subject to Revision 03168000 plot. NEW RIVER AT ALLISONIA, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 03/22/2017 is 1922.86 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


                03168000     NEW RIVER AT ALLISONIA, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
749
1,120
1,380
2,220
3,190
4,520
5,900
7,230
15,700
 
86
February
828
1,350
1,810
2,470
3,790
5,240
7,230
8,430
14,300
 
86
March
1,150
1,880
2,340
3,210
4,280
5,740
7,520
9,490
15,800
 
86
April
1,370
2,080
2,300
2,950
4,090
6,080
8,240
9,800
17,700
 
86
May
1,140
1,680
1,960
2,560
3,440
4,650
5,830
7,290
14,200
 
86
June
802
1,240
1,450
1,950
2,690
3,780
4,910
5,710
13,200
 
86
July
678
1,040
1,190
1,590
2,020
2,670
3,530
4,760
15,300
 
86
August
453
884
1,060
1,410
1,820
2,360
3,610
4,860
18,400
 
86
September
610
890
994
1,200
1,530
2,150
3,470
4,420
14,700
 
86
October
663
818
904
1,130
1,620
2,490
4,210
5,230
17,000
 
85
November
654
938
1,010
1,280
1,870
2,960
4,610
5,740
16,100
 
86
December
729
1,010
1,140
1,700
2,480
3,810
5,070
6,450
10,400
 
86
 
       

The current 14-day running-average value for 03/22/2017 is 1922.86 cubic feet per second.

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

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