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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
01644280 BROAD RUN NEAR LEESBURG, VA
LOCATION.--Latitude 39°02'47.1", Longitude 77°25'56.6", North American Datum of 1983,
                    Loudoun County, VA, Hydrologic Unit 02070008.
DRAINAGE AREA.--76.1 square miles.
PERIOD OF RECORD.--October 2001 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 01644280 plot. BROAD RUN NEAR LEESBURG, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 03/22/2017 is 90.64 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


                01644280     BROAD RUN NEAR LEESBURG, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
10.8
18.9
21.4
45.6
104
185
258
379
517
 
14
February
9.67
14.2
19.4
44.6
84.4
170
221
294
549
 
14
March
9.44
31.0
38.2
73.6
125
269
351
478
713
 
14
April
17.9
26.0
35.6
50.5
111
198
356
497
915
 
14
May
14.1
26.0
32.7
48.8
93.4
212
554
667
1,340
 
14
June
11.4
18.3
23.9
32.4
80.7
191
339
597
983
 
14
July
3.47
11.6
18.6
25.9
38.9
72.4
197
357
927
 
14
August
1.80
5.98
12.0
19.7
32.7
51.0
78.1
98.9
139
 
14
September
3.37
4.34
8.33
16.7
27.4
70.8
229
469
845
 
14
October
2.85
7.95
15.8
30.5
71.1
146
344
484
684
 
13
November
3.76
5.86
22.9
35.6
79.0
173
328
439
711
 
14
December
14.8
20.2
22.3
42.0
125
187
333
359
476
 
14
 
       

The current 14-day running-average value for 03/22/2017 is 90.64 cubic feet per second.

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

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