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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
02042500 CHICKAHOMINY RIVER NEAR PROVIDENCE FORGE, VA
LOCATION.--Latitude 37°26'10", Longitude 77°03'40", North American Datum of 1927,
                    New Kent County, VA, Hydrologic Unit 02080206.
DRAINAGE AREA.--252 square miles.
PERIOD OF RECORD.--January 1942 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All data through September 2015.
REGULATION.--No known regulation.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.
     Duration Plot with 14-Day Average Streamflow Conditions
Provisional Data Subject to Revision 02042500 plot. CHICKAHOMINY RIVER NEAR PROVIDENCE FORGE, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 03/22/2017 is 277.07 cubic feet per second.

  explanation   Percentile Description Duration Plot Description 28 Day 14 Day 7 Day Daily
      Duration Table of 14-Day Average Streamflow
            Flow values in cubic feet per second


                02042500     CHICKAHOMINY RIVER NEAR PROVIDENCE FORGE, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
32.6
75.5
121
190
301
431
674
824
1,800
 
73
February
51.1
109
140
223
356
503
691
889
1,890
 
74
March
51.4
137
185
251
378
561
809
977
1,900
 
74
April
63.2
101
136
213
338
550
783
946
1,880
 
74
May
11.3
56.9
80.7
134
202
324
544
720
1,610
 
74
June
3.41
24.3
35.4
65.2
125
249
406
578
1,390
 
74
July
0.10
9.65
15.9
35.1
71.0
172
301
414
2,260
 
74
August
0.15
7.47
11.4
27.6
83.9
192
407
660
3,000
 
74
September
0.08
5.37
7.88
21.8
59.2
142
428
789
3,200
 
74
October
0.10
5.11
9.33
24.6
65.8
172
385
586
2,180
 
73
November
0.97
16.0
29.9
64.3
127
262
504
655
1,750
 
73
December
9.54
44.4
67.5
129
223
362
580
829
1,540
 
73
 
       

The current 14-day running-average value for 03/22/2017 is 277.07 cubic feet per second.

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

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