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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
01636242 CROOKED RUN BELOW HIGHWAY 340 AT RIVERTON, VA
LOCATION.--Latitude 3857'18", Longitude 7811'51", North American Datum of 1927,
                    Warren County, VA, Hydrologic Unit 02070007.
DRAINAGE AREA.--46.9 square miles.
PERIOD OF RECORD.--October 2004 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2008.
REGULATION.--No known regulation.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.

     Duration Plot with Daily Streamflow Conditions
Provisional Data Subject to Revision
01636242 plot. 
CROOKED RUN BELOW HIGHWAY 340 AT RIVERTON, VA
Provisional Data Subject to Revision

                    

The current daily value for 09/30/2009 is 6.6 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


                01636242     CROOKED RUN BELOW HIGHWAY 340 AT RIVERTON, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
7.70
8.74
10.0
12.0
21.0
29.2
54.2
96.2
335
 
4
February
4.70
5.42
7.12
16.0
23.0
31.0
60.0
80.0
202
 
4
March
5.80
8.12
8.86
12.0
25.0
47.2
128
180
654
 
4
April
6.50
8.10
10.0
14.0
19.0
36.2
97.7
186
695
 
4
May
3.00
4.73
5.33
7.55
11.5
22.0
62.1
125
884
 
4
June
1.80
2.70
3.19
4.60
7.55
12.0
24.3
48.0
563
 
4
July
2.10
2.70
3.20
4.90
6.65
9.50
15.7
21.0
175
 
4
August
1.30
2.00
2.23
3.28
4.30
5.35
7.98
13.0
22.0
 
4
September
1.10
1.50
1.80
3.28
4.80
7.92
16.0
36.6
320
 
4
October
0.46
0.67
0.74
2.62
7.05
13.0
26.3
40.3
70.0
 
3
November
1.80
3.60
4.00
5.78
13.5
35.0
77.3
154
587
 
4
December
3.50
4.86
9.29
16.0
21.0
30.0
51.7
73.8
362
 
4
 
       
Instantaneous minimum flow for period of record = 0.28 cubic feet per second.

The current daily value for 09/30/2009 is 6.6 cubic feet per second.

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

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Page Last Modified: 5/22/2009