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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 7-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 7-Day Average Streamflow Conditions
Provisional Data Subject to Revision 01674000 plot. MATTAPONI RIVER NEAR BOWLING GREEN, VA
Provisional Data Subject to Revision

                    

The current 7-day running-average value for 10/14/2008 is 14.63 cubic feet per second.

  explanation   Percentile Description Duration Plot Description 28 Day 14 Day 7 Day Daily
      Duration Table of 7-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
13.6
46.6
70.5
157
259
421
702
894
2,870
 
65
February
17.7
72.1
103
173
282
464
708
1,030
3,140
 
65
March
16.0
117
145
212
341
554
851
1,190
3,750
 
65
April
26.4
91.7
112
169
285
489
794
1,030
3,940
 
65
May
11.2
43.9
56.5
95.1
175
330
558
747
1,920
 
65
June
2.91
15.7
22.3
42.4
86.8
163
284
437
3,980
 
65
July
0.02
5.44
9.03
17.6
42.7
93.6
206
323
2,480
 
65
August
0.00
1.91
4.02
9.84
31.7
91.2
261
396
3,160
 
65
September
0.00
1.06
2.13
4.85
22.0
63.3
182
395
2,740
 
65
October
0.00
0.59
1.59
10.3
39.1
107
287
513
3,060
 
64
November
0.00
5.93
16.3
40.1
91.3
195
406
601
1,760
 
65
December
2.77
27.1
40.3
92.2
179
328
544
839
2,890
 
65
 
       

The current 7-day running-average value for 10/14/2008 is 14.63 cubic feet per second.

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

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