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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
03165000 CHESTNUT CREEK AT GALAX, VA
LOCATION.--Latitude 36°38'45", Longitude 80°55'10", North American Datum of 1927,
                    Galax City, VA, Hydrologic Unit 05050001.
DRAINAGE AREA.--39.4 square miles.
PERIOD OF RECORD.--September 1944 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--No known regulation.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.
     Duration Plot with 14-Day Average Streamflow Conditions
Provisional Data Subject to Revision 03165000 plot. CHESTNUT CREEK AT GALAX, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 03/22/2017 is 36.93 cubic feet per second.

  explanation   Percentile Description Duration Plot Description 28 Day 14 Day 7 Day Daily
      Duration Table of 14-Day Average Streamflow
            Flow values in cubic feet per second


                03165000     CHESTNUT CREEK AT GALAX, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
21.6
29.1
34.4
46.1
64.4
85.5
111
140
270
 
71
February
22.1
34.4
41.4
54.0
70.2
90.1
122
147
256
 
71
March
28.8
41.6
48.7
60.4
77.4
104
146
169
436
 
71
April
27.9
41.5
45.6
56.4
77.9
107
151
203
445
 
71
May
24.9
35.6
42.3
52.1
70.1
92.6
119
137
298
 
71
June
17.0
28.2
32.5
44.9
60.5
82.1
115
180
348
 
71
July
17.2
23.9
27.4
36.2
46.8
62.0
90.8
109
430
 
71
August
12.3
19.8
23.8
32.1
42.5
57.9
82.0
130
242
 
71
September
13.2
21.7
25.6
30.9
39.0
52.4
92.6
115
443
 
71
October
15.3
20.9
24.9
32.6
43.5
65.2
109
152
383
 
70
November
19.9
26.6
29.7
36.6
47.5
69.9
115
146
288
 
71
December
19.9
27.8
31.2
44.4
62.5
83.9
111
135
294
 
71
 
       

The current 14-day running-average value for 03/22/2017 is 36.93 cubic feet per second.

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

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