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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of 14-Day Average Streamflow
 
03527000 CLINCH RIVER AT SPEERS FERRY, VA
LOCATION.--Latitude 36°38'55", Longitude 82°45'02", North American Datum of 1927,
                    Scott County, VA, Hydrologic Unit 06010205.
DRAINAGE AREA.--1,123 square miles.
PERIOD OF RECORD.--October 1920 to September 1976, October 1978 to September 1981, October 2001 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 03527000 plot. CLINCH RIVER AT SPEERS FERRY, VA
Provisional Data Subject to Revision

                    

The current 14-day running-average value for 03/22/2017 is 1597.86 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


                03527000     CLINCH RIVER AT SPEERS FERRY, VA

   Minimum daily flow
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Maximum daily flow
         
Years of record
January
139
274
493
1,240
2,060
3,230
4,850
6,110
12,300
 
73
February
145
593
923
1,560
2,490
3,740
5,510
6,790
16,700
 
73
March
407
961
1,250
1,760
2,560
4,130
6,500
7,720
15,600
 
73
April
364
921
1,110
1,510
2,210
3,340
4,420
5,730
9,440
 
73
May
228
520
630
992
1,540
2,430
3,260
4,460
9,770
 
73
June
162
284
329
476
815
1,350
2,430
3,060
6,480
 
73
July
124
215
247
382
637
1,070
1,690
2,240
4,280
 
73
August
124
181
221
302
504
903
1,720
2,140
6,360
 
73
September
98.1
122
144
199
336
562
918
1,270
2,920
 
73
October
81.0
109
124
179
273
587
1,140
1,550
4,370
 
72
November
104
127
154
224
418
982
1,930
2,470
4,930
 
73
December
115
185
244
492
1,250
2,420
3,690
4,360
12,000
 
73
 
       

The current 14-day running-average value for 03/22/2017 is 1597.86 cubic feet per second.

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

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