USGS - science for a changing world
Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
02069700 SOUTH MAYO RIVER NEAR NETTLERIDGE, VA
LOCATION.--Latitude 36°34'15", Longitude 80°07'47", North American Datum of 1927,
                    Patrick County, VA, Hydrologic Unit 03010103.
DRAINAGE AREA.--85.5 square miles.
PERIOD OF RECORD.--October 1962 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2007.
REGULATION.--No known regulation.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with Daily Streamflow Conditions
Provisional Data Subject to Revision 02069700 plot. SOUTH MAYO RIVER NEAR NETTLERIDGE, VA
Provisional Data Subject to Revision

                    

The current daily value for 11/17/2008 is 57 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


                02069700     SOUTH MAYO RIVER NEAR NETTLERIDGE, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
28.0
50.7
62.0
82.5
110
151
220
307
1,770
 
45
February
41.0
61.5
71.0
91.0
119
158
219
319
1,500
 
45
March
41.0
66.0
76.0
97.0
130
189
293
424
2,800
 
45
April
48.0
64.4
72.0
93.0
127
188
276
365
2,600
 
45
May
35.0
56.0
64.0
83.0
119
166
222
289
1,070
 
45
June
18.0
39.0
48.0
64.0
100
136
195
283
6,820
 
45
July
14.0
33.0
40.0
54.0
83.0
112
180
247
1,460
 
45
August
8.70
25.7
31.0
47.0
71.0
100
154
201
6,580
 
45
September
11.0
33.0
36.0
45.0
63.0
89.0
144
232
5,750
 
45
October
22.0
32.0
38.0
50.0
66.0
97.0
152
218
1,680
 
45
November
29.0
40.0
46.0
58.0
77.0
114
166
231
2,910
 
45
December
30.0
46.7
54.0
71.0
95.0
132
181
234
1,180
 
45
 
       
Instantaneous minimum flow for period of record = 8.30 cubic feet per second.

The current daily value for 11/17/2008 is 57 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/daily/dp02069700.htm
Page Contact Information: Virginia WSC Webmaster
Page Last Modified: 9/19/2008