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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
02017500 JOHNS CREEK AT NEW CASTLE, VA
LOCATION.--Latitude 37°30'22", Longitude 80°06'25", North American Datum of 1927,
                    Craig County, VA, Hydrologic Unit 02080201.
DRAINAGE AREA.--105 square miles.
PERIOD OF RECORD.--April 1926 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2007.
REGULATION.--No known regulation.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with Daily Streamflow Conditions
Provisional Data Subject to Revision 02017500 plot. JOHNS CREEK AT NEW CASTLE, VA
Provisional Data Subject to Revision

                    

The current daily value for 10/14/2008 is 8.5 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


                02017500     JOHNS CREEK AT NEW CASTLE, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
10.0
21.0
32.0
63.0
110
210
388
560
5,690
 
81
February
16.0
33.0
47.7
83.0
149
253
431
627
3,380
 
81
March
20.0
54.0
70.0
110
175
296
525
768
3,460
 
81
April
33.0
54.0
67.0
90.0
141
252
431
618
3,240
 
81
May
14.0
30.0
38.0
56.0
97.0
173
329
489
3,570
 
81
June
8.80
15.0
19.0
26.0
42.0
80.0
183
337
6,040
 
81
July
7.80
10.0
12.0
16.0
22.0
36.0
68.0
110
2,210
 
81
August
6.20
8.80
10.0
12.0
17.0
30.0
65.0
122
3,150
 
81
September
5.20
8.20
9.00
11.0
16.0
25.0
61.0
144
4,060
 
81
October
6.60
9.40
10.0
13.0
19.0
38.0
105
198
2,610
 
81
November
10.0
13.0
15.0
19.0
37.0
89.0
204
313
3,640
 
81
December
10.0
16.0
18.0
34.0
73.0
150
283
425
3,170
 
81
 
       
Instantaneous minimum flow for period of record = 5.10 cubic feet per second.

The current daily value for 10/14/2008 is 8.5 cubic feet per second.

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

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Page Last Modified: 9/19/2008