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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
03165500 NEW RIVER AT IVANHOE, VA
LOCATION.--Latitude 36°50'05", Longitude 80°57'10", North American Datum of 1927,
                    Wythe County, VA, Hydrologic Unit 05050001.
DRAINAGE AREA.--1,350 square miles.
PERIOD OF RECORD.--August to December 1927, October 1929 to September 1978, February 1996 to current year. Monthly discharge only for some periods, published in WSP 1305. Gage-height records collected in vicinity, October 1916 to July 1943, are contained in reports of the National Weather Service.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--Flow regulated by powerplants about 2.8 and 5.5 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 03165500 plot. NEW RIVER AT IVANHOE, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 03/22/2017 is 1178.5 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


                03165500     NEW RIVER AT IVANHOE, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
379
788
1,010
1,610
2,200
2,970
3,980
4,720
7,810
 
68
February
540
1,030
1,300
1,770
2,580
3,390
4,610
5,450
7,940
 
69
March
793
1,380
1,650
2,160
2,750
3,560
4,680
5,490
9,310
 
69
April
870
1,490
1,640
2,070
2,660
3,680
4,960
5,900
11,900
 
69
May
816
1,200
1,370
1,710
2,190
2,880
3,710
4,610
7,200
 
69
June
580
888
1,020
1,270
1,720
2,490
3,340
3,880
7,600
 
69
July
417
736
849
1,070
1,380
1,800
2,410
3,460
11,000
 
69
August
279
567
721
961
1,280
1,660
2,640
3,300
14,300
 
69
September
370
555
643
791
1,060
1,560
2,460
3,060
8,960
 
70
October
379
533
614
778
1,210
1,820
2,860
3,790
7,150
 
68
November
510
610
683
888
1,370
2,050
3,160
3,640
12,100
 
69
December
379
714
803
1,170
1,780
2,570
3,360
4,340
7,020
 
69
 
       

The current 14-day running-average value for 03/22/2017 is 1178.5 cubic feet per second.

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

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