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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily 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 Daily Streamflow Conditions
Provisional Data Subject to Revision 01644280 plot. BROAD RUN NEAR LEESBURG, VA
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 86.0 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


                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
6.30
16.0
19.0
31.0
52.0
84.5
184
336
5,910
 
14
February
7.90
13.8
18.0
38.0
63.0
106
291
480
2,640
 
14
March
8.80
21.8
29.0
44.0
82.0
154
389
794
3,160
 
14
April
13.0
21.0
26.0
36.0
59.0
114
279
560
4,160
 
14
May
8.70
14.0
19.5
27.0
46.0
110
423
779
10,300
 
14
June
5.40
10.0
12.1
21.0
37.0
83.0
246
588
5,510
 
14
July
2.00
5.18
8.25
16.0
26.0
48.0
114
204
3,300
 
14
August
1.30
3.68
5.90
11.0
20.0
34.0
78.0
194
467
 
14
September
2.40
3.50
4.40
13.0
19.0
47.5
118
248
3,800
 
14
October
1.40
4.20
6.70
15.0
30.0
79.0
293
686
6,240
 
14
November
3.60
4.90
15.0
22.2
43.0
99.0
227
397
2,320
 
14
December
4.40
17.0
19.0
33.0
64.0
128
327
611
3,580
 
14
 
       
Instantaneous minimum flow for period of record = 1.20 cubic feet per second.

The current daily value for 03/22/2017 is 86.0 cubic feet per second.

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

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