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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Streamflow
 
02031000 MECHUMS RIVER NEAR WHITE HALL, VA
LOCATION.--Latitude 3806'09", Longitude 7835'35", North American Datum of 1927,
                    Albemarle County, VA, Hydrologic Unit 02080204.
DRAINAGE AREA.--95.3 square miles.
PERIOD OF RECORD.--October 1942 to September 1951, October 1979 to current year. Prior to September 1951, published as Mechum River near Ivy.
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
02031000 plot. 
MECHUMS RIVER NEAR WHITE HALL, VA
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 33.0 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


                02031000     MECHUMS RIVER NEAR WHITE HALL, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
11.0
29.0
34.0
55.0
90.0
132
213
286
4,000
 
45
February
12.0
35.0
42.0
65.0
99.0
145
234
323
3,090
 
45
March
12.0
41.8
57.0
81.0
116
174
286
414
3,220
 
45
April
20.0
45.6
54.0
70.0
102
164
269
402
4,390
 
45
May
12.0
31.0
40.0
58.0
89.0
132
197
298
2,580
 
45
June
1.70
15.6
23.0
36.0
61.0
94.0
159
235
1,930
 
45
July
0.42
7.80
12.0
23.0
40.0
63.0
99.0
147
1,420
 
45
August
0.00
3.70
7.36
14.0
26.0
48.0
85.0
135
2,170
 
45
September
0.00
4.15
8.91
15.0
24.0
52.0
118
230
7,400
 
45
October
0.10
9.20
13.0
19.0
35.0
70.0
127
207
10,600
 
45
November
10.0
19.6
25.0
29.0
51.5
94.0
177
259
4,800
 
45
December
8.00
22.0
27.6
48.0
80.0
126
212
340
3,150
 
45
 
       
Instantaneous minimum flow for period of record = 0.00 cubic feet per second.
Flow values of 0.00 are plotted as 0.01

The current daily value for 03/22/2017 is 33.0 cubic feet per second.

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

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