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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 28-Day Average Streamflow
 
01674000 MATTAPONI RIVER NEAR BOWLING GREEN, VA
LOCATION.--Latitude 38°03'42", Longitude 77°23'10", North American Datum of 1927,
                    Caroline County, VA, Hydrologic Unit 02080105.
DRAINAGE AREA.--256 square miles.
PERIOD OF RECORD.--September 1942 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2007.
REGULATION.--Some diurnal fluctuation from mill upstream on Po River.
GAGE OPERATION.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with 28-Day Average Streamflow Conditions
Provisional Data Subject to Revision 01674000 plot. MATTAPONI RIVER NEAR BOWLING GREEN, VA
Provisional Data Subject to Revision

                    

The current 28-day running-average value for 10/11/2008 is 57.18 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


                01674000     MATTAPONI RIVER NEAR BOWLING GREEN, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
16.9
53.7
81.8
169
297
417
560
640
1,270
 
65
February
26.2
79.1
104
203
318
471
634
787
2,010
 
65
March
25.1
130
173
246
365
493
859
1,110
1,690
 
65
April
45.2
111
153
240
400
565
778
1,040
1,710
 
65
May
21.1
79.0
96.3
152
240
391
573
720
1,210
 
65
June
4.61
28.7
42.9
83.8
135
240
429
533
1,170
 
65
July
0.32
10.9
15.7
31.7
64.9
122
194
329
1,600
 
65
August
0.00
3.94
7.16
17.7
51.7
125
245
465
1,270
 
65
September
0.30
2.14
3.23
8.42
34.4
106
235
326
1,050
 
65
October
0.00
0.95
2.43
8.99
47.0
116
268
454
966
 
64
November
0.00
3.97
14.0
39.8
86.7
186
371
523
990
 
65
December
1.34
26.0
43.4
93.4
165
307
540
722
1,170
 
65
 
       

The current 28-day running-average value for 10/11/2008 is 57.18 cubic feet per second.

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

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