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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 28-Day Average Streamflow
 
02032250 MOORMANS RIVER NEAR FREE UNION, VA
LOCATION.--Latitude 38°08'26", Longitude 78°33'22", North American Datum of 1927,
                    Albemarle County, VA, Hydrologic Unit 02080204.
DRAINAGE AREA.--77.0 square miles.
PERIOD OF RECORD.--October 1979 to September 1997, 2005 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--Minimal regulation since 1979, estimated 5.6 cfs.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with 28-Day Average Streamflow Conditions
Provisional Data Subject to Revision 02032250 plot. MOORMANS RIVER NEAR FREE UNION, VA
Provisional Data Subject to Revision

                    

The current 28-day running-average value for 03/22/2017 is 28.43 cubic feet per second.

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


                02032250     MOORMANS RIVER NEAR FREE UNION, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
6.42
15.2
20.9
54.8
90.5
144
210
255
364
 
28
February
6.33
27.4
32.8
58.4
102
152
224
321
389
 
28
March
21.0
38.7
50.1
83.1
137
193
277
326
555
 
28
April
17.5
34.2
50.3
82.4
142
214
412
468
665
 
28
May
20.8
35.5
42.3
63.1
106
212
339
413
659
 
28
June
9.02
15.3
22.7
36.4
63.0
137
194
254
558
 
28
July
2.54
6.86
9.63
14.0
28.1
66.2
114
178
611
 
28
August
0.16
1.47
2.52
7.93
16.5
40.4
71.1
82.8
149
 
28
September
0.32
2.80
4.99
8.97
12.9
35.4
90.3
174
416
 
29
October
1.03
2.55
4.41
7.97
16.2
45.3
133
231
417
 
27
November
5.43
9.04
11.5
16.8
32.3
94.6
186
354
816
 
28
December
7.12
15.5
19.0
32.4
88.1
157
237
275
787
 
28
 
       

The current 28-day running-average value for 03/22/2017 is 28.43 cubic feet per second.

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

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