USGS - science for a changing world
Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
02032640 NORTH FORK RIVANNA RIVER NEAR EARLYSVILLE, VA
LOCATION.--Latitude 38°09'48", Longitude 78°25'30", North American Datum of 1927,
                    Albemarle County, VA, Hydrologic Unit 02080204
DRAINAGE AREA.--108 square miles, (measured on USGS topographic maps).
PERIOD OF RECORD.--October 1993 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--No known regulation.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with 14-Day Average Streamflow Conditions
Provisional Data Subject to Revision 02032640 plot. NORTH FORK RIVANNA RIVER NEAR EARLYSVILLE, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 03/22/2017 is 36.29 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


                02032640     NORTH FORK RIVANNA RIVER NEAR EARLYSVILLE, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
22.8
29.2
33.5
69.1
117
199
322
531
1,050
 
22
February
23.9
39.2
48.0
69.0
105
193
380
598
1,040
 
22
March
23.0
49.4
57.6
96.1
167
223
403
496
724
 
22
April
50.3
58.4
62.4
100
139
226
353
391
629
 
22
May
27.5
46.3
54.1
68.1
100
179
397
461
767
 
22
June
10.0
16.0
24.8
38.4
70.0
112
228
305
593
 
22
July
5.15
9.34
10.4
18.6
38.8
75.8
124
202
794
 
22
August
0.93
2.56
4.15
10.8
23.8
52.3
84.3
122
249
 
22
September
0.42
1.14
5.73
10.8
24.1
61.8
172
439
1,350
 
22
October
2.26
5.65
9.39
17.0
32.5
97.0
218
373
806
 
21
November
11.4
14.1
19.3
27.6
53.4
133
292
363
473
 
22
December
16.5
25.0
29.8
55.9
125
216
361
472
572
 
22
 
       

The current 14-day running-average value for 03/22/2017 is 36.29 cubic feet per second.

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

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://va.water.usgs.gov/duration_plots/htm_14/dp02032640.htm
Page Contact Information: Virginia WSC Webmaster
Page Last Modified: 6/19/2016