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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 7-Day Average Streamflow
 
03176500 NEW RIVER AT GLEN LYN, VA
LOCATION.--Latitude 37°22'22", Longitude 80°51'39", North American Datum of 1927,
                    Giles County, VA, Hydrologic Unit 05050002.
DRAINAGE AREA.--3,783 square miles.
PERIOD OF RECORD.--August 1927 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--August 1927 to May 1939.
REGULATION.--Flow regulated since 1939 by powerplant 55 miles upstream.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.
     Duration Plot with 7-Day Average Streamflow Conditions
Provisional Data Subject to Revision 03176500 plot. NEW RIVER AT GLEN LYN, VA
Provisional Data Subject to Revision

                    

The current 7-day running-average value for 10/14/2008 is 1148.57 cubic feet per second.

  explanation   Percentile Description Duration Plot Description 28 Day 14 Day 7 Day Daily
      Duration Table of 7-Day Average Streamflow
            Flow values in cubic feet per second


                03176500     NEW RIVER AT GLEN LYN, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
1,390
1,770
2,160
4,050
5,070
7,420
14,500
18,100
22,500
 
12
February
1,230
1,450
1,750
4,300
6,000
8,520
11,500
13,000
22,900
 
12
March
2,010
2,310
3,500
4,730
5,960
9,030
13,900
18,100
24,700
 
12
April
2,780
3,600
3,820
4,400
5,780
8,330
13,400
16,300
22,600
 
12
May
2,150
2,330
2,700
3,560
5,170
6,490
8,780
9,470
11,000
 
11
June
1,590
1,990
2,100
2,600
3,500
4,880
6,490
8,190
11,600
 
11
July
1,080
1,240
1,460
2,150
2,620
3,510
5,250
7,150
19,700
 
11
August
1,020
1,200
1,310
2,090
2,720
3,470
6,980
8,230
17,700
 
11
September
914
1,000
1,110
1,620
2,250
3,100
8,040
12,000
16,400
 
11
October
1,000
1,130
1,160
1,680
2,290
4,950
8,160
13,400
19,600
 
11
November
1,150
1,210
1,350
1,830
3,300
5,080
7,170
10,300
17,700
 
12
December
1,190
1,440
1,560
2,800
3,670
4,970
6,390
9,980
26,100
 
12
 
       

The current 7-day running-average value for 10/14/2008 is 1148.57 cubic feet per second.

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

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