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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
03168000 NEW RIVER AT ALLISONIA, VA
LOCATION.--Latitude 3656'15", Longitude 8044'45", 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 Daily Streamflow Conditions
Provisional Data Subject to Revision
03168000 plot. 
NEW RIVER AT ALLISONIA, VA
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 1970.0 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


                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
500
990
1,210
1,980
2,920
4,230
6,560
8,530
84,700
 
86
February
662
1,280
1,640
2,320
3,450
5,020
7,460
9,870
38,100
 
86
March
939
1,760
2,130
2,890
3,860
5,410
8,460
11,400
50,900
 
86
April
1,100
1,810
2,060
2,610
3,640
5,180
7,550
9,690
44,100
 
86
May
997
1,470
1,710
2,250
3,040
4,280
6,020
7,720
46,100
 
86
June
627
1,080
1,260
1,680
2,350
3,260
4,530
6,050
56,500
 
86
July
535
918
1,100
1,410
1,880
2,560
3,600
4,950
30,900
 
86
August
369
777
947
1,220
1,620
2,230
3,480
4,900
95,000
 
86
September
446
751
866
1,060
1,390
2,030
3,350
4,840
59,200
 
86
October
534
760
857
1,060
1,510
2,280
3,700
5,600
38,300
 
86
November
608
885
986
1,230
1,820
2,810
4,530
6,040
86,500
 
86
December
600
941
1,100
1,580
2,400
3,530
5,270
7,160
36,200
 
86
 
       
Instantaneous minimum flow for period of record = 335 cubic feet per second.

The current daily value for 03/22/2017 is 1970.0 cubic feet per second.

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

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