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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Groundwater Levels
 
381002078094201 45P 1 SOW 030
LOCATION.--Latitude 38°10'02", Longitude 78°09'42", North American Datum of 1927
                    Orange County, Va., Hydrologic Unit 02080106.
WELL CHARACTERISTICS.--Well is located in Phyllite of Evington Group of Cambrian age. Depth 98 ft.
PERIOD OF RECORD.--Continual data, March 2004 to current year. Periodic data, February 1965 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 381002078094201 plot. 45P 1
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 34.3 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


                381002078094201     45P 1

   Lowest Level
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Highest Level
         
Years of record
January
37.34
35.53
30.20
26.17
22.70
20.39
18.46
16.94
13.52
 
81
February
33.76
31.74
28.93
25.39
22.06
20.13
17.97
16.17
13.52
 
86
March
37.34
30.30
28.10
25.10
21.13
19.54
17.50
16.56
13.48
 
82
April
34.87
30.33
28.26
25.55
21.79
18.22
16.75
14.79
12.63
 
86
May
37.05
31.26
26.93
24.37
22.37
19.12
16.80
15.78
15.53
 
86
June
32.82
32.08
29.08
25.33
23.28
20.98
18.68
17.18
14.09
 
85
July
37.34
34.61
31.99
27.35
24.18
21.56
19.30
18.48
16.80
 
87
August
38.97
33.56
30.78
28.38
25.44
22.81
19.07
16.87
12.63
 
85
September
35.12
32.77
31.69
29.61
26.24
22.79
19.72
18.17
15.15
 
87
October
37.88
34.29
33.22
31.08
25.50
21.01
19.28
17.55
14.59
 
86
November
37.05
34.21
33.44
29.38
25.47
21.82
17.71
16.04
12.63
 
81
December
35.65
34.83
33.30
27.87
23.62
21.20
19.15
18.09
14.10
 
84
 
       
Instantaneous lowest water level for period of record = 38.97 feet below land surface.

The current daily value for 03/22/2017 is 34.3 feet below land surface.

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

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