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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Groundwater Levels
 
382150078424001 41Q 1
LOCATION.--Latitude 38°21'50", Longitude 78°42'40", North American Datum of 1927
                    Rockingham County, Va., Hydrologic Unit 02070005.
WELL CHARACTERISTICS.--Well is located in Conococheague Formation of Late Cambrian age. Depth 310 ft.
PERIOD OF RECORD.--Continual data, June 1979 to current year. Periodic data, August 1970 to current year.
DURATION STATISTIC COMPUTATION PERIOD.--All continual data through September 2015, all approved periodic data.
EXTERNAL INFLUENCE.--No known external influences.
GAGE OPERATION.--U.S. Geological Survey, Virginia Water Science Center.
     Duration Plot with Daily Groundwater Level Conditions
Provisional Data Subject to Revision 382150078424001 plot. 41Q 1
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 78.61 feet below land surface.

  explanation   Percentile Description Duration Plot Description 28 Day 14 Day 7 Day Daily
      Duration Table of Daily Groundwater Levels
            Maximum depth below land surface, in feet


                382150078424001     41Q 1

   Lowest Level
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Highest Level
         
Years of record
January
87.45
85.75
82.76
72.48
67.88
66.63
64.75
64.06
61.88
 
85
February
96.61
85.59
80.94
70.61
67.76
66.16
63.87
62.56
60.16
 
87
March
97.28
81.41
75.03
70.19
67.21
65.67
64.14
63.49
61.88
 
83
April
95.02
81.34
79.27
70.21
67.33
65.15
63.84
62.06
60.91
 
88
May
81.55
77.12
72.68
69.08
67.48
65.92
64.50
63.74
62.36
 
83
June
87.45
82.81
75.38
70.03
67.91
65.89
65.11
64.35
63.48
 
87
July
87.45
82.20
76.19
70.16
67.85
66.93
65.48
63.27
62.09
 
86
August
93.19
82.48
80.20
72.53
69.05
67.17
65.70
64.63
62.04
 
86
September
98.47
83.25
78.61
75.05
69.12
66.85
64.64
63.89
62.58
 
88
October
98.97
82.23
80.31
76.30
69.28
66.87
64.70
63.60
60.16
 
83
November
95.02
85.28
82.55
78.50
71.16
67.56
64.78
64.15
63.27
 
82
December
88.76
85.05
82.74
75.24
68.93
66.59
65.08
64.31
60.91
 
83
 
       
Instantaneous lowest water level for period of record = 98.97 feet below land surface.

The current daily value for 03/22/2017 is 78.61 feet below land surface.

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

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