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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
01669000 PISCATAWAY CREEK NEAR TAPPAHANNOCK, VA
LOCATION.--Latitude 37°52'37", Longitude 76°54'03", North American Datum of 1927,
                    Essex County, VA, Hydrologic Unit 02080104.
DRAINAGE AREA.--27.9 square miles.
PERIOD OF RECORD.--July 1951 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--No known regulation.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with Daily Streamflow Conditions
Provisional Data Subject to Revision 01669000 plot. PISCATAWAY CREEK NEAR TAPPAHANNOCK, VA
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 33.0 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


                01669000     PISCATAWAY CREEK NEAR TAPPAHANNOCK, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
6.20
10.0
13.0
19.0
31.0
45.0
65.5
85.0
345
 
64
February
6.00
13.0
16.0
23.0
36.0
51.0
71.0
97.5
631
 
64
March
9.80
16.0
19.0
28.0
40.0
60.0
87.0
118
406
 
64
April
7.10
14.0
17.0
26.0
39.0
58.0
83.0
103
428
 
64
May
1.30
8.00
11.0
17.0
27.0
41.0
63.0
82.0
365
 
64
June
0.26
2.60
4.90
9.40
16.0
28.0
48.0
67.0
714
 
64
July
0.01
1.42
2.20
4.80
10.0
19.0
37.0
61.0
442
 
64
August
0.00
0.95
2.00
4.10
8.50
18.0
38.0
59.0
1,530
 
64
September
0.00
1.20
1.80
3.50
7.50
18.0
41.0
66.0
969
 
64
October
0.02
2.20
3.30
6.80
12.0
24.0
43.0
56.0
405
 
64
November
3.30
7.40
8.50
12.0
19.0
34.0
53.0
76.9
705
 
64
December
4.70
9.00
11.5
16.0
24.0
40.0
60.0
80.0
328
 
64
 
       
Instantaneous minimum flow for period of record = 0.00 cubic feet per second.
Flow values of 0.00 are plotted as 0.01

The current daily value for 03/22/2017 is 33.0 cubic feet per second.

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

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