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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
02071530 SMITH RIVER AT SMITH RIVER CHURCH NEAR WOOLWINE, VA
LOCATION.--Latitude 36°46'42", Longitude 80°14'58", North American Datum of 1927,
                    Patrick County, VA, Hydrologic Unit 03010103.
DRAINAGE AREA.--26.3 square miles.
PERIOD OF RECORD.--October 1994 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 02071530 plot. SMITH RIVER AT SMITH RIVER CHURCH NEAR WOOLWINE, VA
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 23.0 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


                02071530     SMITH RIVER AT SMITH RIVER CHURCH NEAR WOOLWINE, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
12.0
17.6
20.2
28.0
45.0
60.0
87.8
123
518
 
21
February
18.0
21.0
23.0
30.0
44.0
57.0
81.0
101
512
 
21
March
19.0
26.0
31.0
37.0
51.0
71.0
94.0
122
397
 
21
April
23.0
27.0
30.0
38.0
54.0
66.0
93.0
116
476
 
21
May
16.0
22.0
25.0
33.0
42.0
54.0
77.8
93.4
410
 
21
June
9.10
13.0
16.0
23.0
31.5
43.2
80.0
112
362
 
21
July
6.90
10.0
13.0
18.0
22.0
31.0
64.0
90.0
426
 
21
August
3.80
6.90
9.20
13.0
18.0
28.0
56.0
70.0
454
 
21
September
4.80
9.06
11.0
14.0
18.0
33.2
57.9
79.9
2,200
 
21
October
9.90
12.0
12.0
15.0
22.0
34.0
49.8
66.8
358
 
21
November
12.0
13.0
14.0
19.0
25.0
42.0
63.0
84.3
376
 
21
December
11.0
14.0
17.0
23.0
36.0
58.0
77.0
102
669
 
21
 
       
Instantaneous minimum flow for period of record = 2.70 cubic feet per second.

The current daily value for 03/22/2017 is 23.0 cubic feet per second.

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

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