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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 7-Day Average Streamflow
 
01632000 NORTH FORK SHENANDOAH RIVER AT COOTES STORE, VA
LOCATION.--Latitude 38°38'13", Longitude 78°51'11", North American Datum of 1927,
                    Rockingham County, VA, Hydrologic Unit 02070006.
DRAINAGE AREA.--210 square miles.
PERIOD OF RECORD.--February 1925 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--No known regulation. Some diversion during summer months for irrigation.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.
     Duration Plot with 7-Day Average Streamflow Conditions
Provisional Data Subject to Revision 01632000 plot. NORTH FORK SHENANDOAH RIVER AT COOTES STORE, VA
Provisional Data Subject to Revision

                    

The current 7-day running-average value for 03/22/2017 is 159.71 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


                01632000     NORTH FORK SHENANDOAH RIVER AT COOTES STORE, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
2.21
9.04
16.6
47.1
113
262
535
782
3,040
 
90
February
1.80
16.0
31.4
69.9
158
325
639
946
2,340
 
90
March
9.63
43.8
68.0
127
259
519
943
1,390
4,640
 
90
April
20.0
53.2
66.6
104
212
433
841
1,240
3,920
 
90
May
11.3
35.0
42.7
77.1
164
362
689
985
3,980
 
91
June
4.00
12.6
17.9
29.9
59.4
131
327
569
2,720
 
91
July
0.64
3.03
5.25
10.8
22.1
50.7
136
253
2,080
 
91
August
0.34
0.83
1.63
4.17
15.3
51.2
214
421
2,630
 
91
September
0.27
1.02
1.40
3.04
11.0
41.6
162
359
6,190
 
91
October
0.61
1.71
2.30
5.02
13.3
61.8
270
597
5,810
 
90
November
1.06
3.71
5.23
10.2
33.4
126
368
618
7,290
 
90
December
2.93
5.20
7.06
31.1
91.4
223
467
726
2,740
 
90
 
       

The current 7-day running-average value for 03/22/2017 is 159.71 cubic feet per second.

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

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