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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Groundwater Levels
 
373758079271601 35K 1 SOW 063
LOCATION.--Latitude 37°37'58", Longitude 79°27'16", North American Datum of 1927
                    Rockbridge County, Va., Hydrologic Unit 02080201.
WELL CHARACTERISTICS.--Well is located in Rome Formation of Cambrian age. Depth 700 ft.
PERIOD OF RECORD.--Continual data, March 2004 to current year. Periodic data, February 1964 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.--Virginia Department of Environmental Quality - Water Division.
     Duration Plot with Daily Groundwater Level Conditions
Provisional Data Subject to Revision 373758079271601 plot. 35K 1
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 24.35 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


                373758079271601     35K 1

   Lowest Level
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Highest Level
         
Years of record
January
29.73
28.54
27.70
25.27
23.39
21.83
20.08
18.96
16.47
 
73
February
28.42
27.81
26.42
24.52
23.00
21.28
20.58
18.83
14.67
 
79
March
29.73
27.72
26.68
24.63
23.33
22.01
20.04
19.73
18.66
 
74
April
28.20
27.49
26.45
24.85
23.41
21.08
19.74
17.87
16.47
 
77
May
28.53
28.42
25.80
24.72
23.08
21.53
20.59
20.08
19.49
 
76
June
28.20
27.72
27.12
24.99
23.43
22.05
20.87
20.30
19.49
 
80
July
29.73
27.78
27.58
25.14
24.09
22.51
20.07
17.32
16.84
 
77
August
28.85
27.84
27.30
25.99
24.90
23.32
21.26
19.47
17.55
 
75
September
30.44
28.20
27.81
26.83
24.70
23.07
20.77
19.76
17.46
 
77
October
28.82
28.55
27.80
26.73
24.23
22.21
20.73
19.09
14.67
 
77
November
29.09
28.59
27.91
26.33
24.17
23.18
21.62
20.67
17.55
 
73
December
28.83
28.51
27.91
25.48
23.91
22.21
20.43
19.95
17.74
 
75
 
       
Instantaneous lowest water level for period of record = 30.44 feet below land surface.

The current daily value for 03/22/2017 is 24.35 feet below land surface.

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

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