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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
02069700 SOUTH MAYO RIVER NEAR NETTLERIDGE, VA
LOCATION.--Latitude 3634'15", Longitude 8007'47", 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 2015.
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 02/23/2017 is 65.0 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


                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
52.0
59.0
79.0
108
148
219
310
2,620
 
53
February
41.0
58.0
66.8
84.0
115
155
216
309
1,500
 
53
March
41.0
67.0
76.0
94.0
128
182
276
390
2,800
 
53
April
48.0
65.0
73.0
93.0
126
181
270
351
2,600
 
53
May
35.0
57.0
65.4
84.0
115
164
222
293
1,070
 
53
June
18.0
40.6
49.0
65.0
97.5
133
191
279
6,820
 
53
July
14.0
33.0
40.0
54.0
80.0
111
176
244
1,460
 
53
August
8.70
25.0
30.0
47.0
69.0
99.0
152
204
6,580
 
53
September
11.0
33.0
36.0
44.0
62.0
87.0
138
228
5,750
 
53
October
22.0
32.0
36.0
49.0
65.0
90.0
147
203
1,680
 
53
November
29.0
40.0
44.0
56.0
71.0
108
162
226
2,910
 
53
December
30.0
43.0
51.4
69.0
94.0
132
185
241
1,180
 
53
 
       
Instantaneous minimum flow for period of record = 8.30 cubic feet per second.

The current daily value for 02/23/2017 is 65.0 cubic feet per second.

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

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