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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Groundwater Levels
 
375723075344404 66M 19 SOW 110S
LOCATION.--Latitude 37°57'23", Longitude 75°34'44", North American Datum of 1927
                    Accomack County, Va., Hydrologic Unit 02060009.
WELL CHARACTERISTICS.--Well is located in Columbia aquifer of Quaternary age. Depth 36 ft.
PERIOD OF RECORD.--Continual data, March 2004 to current year. Periodic data, September 1978 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 375723075344404 plot. 66M 19
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 8.38 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


                375723075344404     66M 19

   Lowest Level
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Highest Level
         
Years of record
January
11.10
10.58
10.21
9.78
9.28
8.65
8.24
8.08
7.71
 
64
February
10.87
10.52
10.31
9.55
9.01
8.53
8.09
7.96
7.20
 
51
March
10.58
10.55
10.33
9.53
9.15
8.32
8.06
7.68
7.40
 
50
April
11.07
10.93
10.33
9.73
9.22
8.43
8.15
8.07
7.97
 
58
May
11.00
10.87
10.08
9.62
9.01
8.65
8.24
8.13
7.40
 
58
June
11.18
10.37
10.15
9.71
9.14
8.65
8.22
8.11
7.65
 
52
July
10.80
10.52
10.20
10.02
9.40
8.83
8.56
8.46
8.18
 
61
August
11.10
10.93
10.32
9.78
9.46
9.18
8.45
8.11
7.65
 
55
September
11.18
11.05
10.85
10.13
9.51
8.60
8.34
8.10
7.40
 
50
October
10.88
10.77
10.63
10.32
9.53
8.82
8.35
8.00
7.20
 
64
November
11.34
11.17
10.91
10.10
9.34
8.66
8.26
8.11
7.70
 
57
December
10.99
10.73
10.55
9.94
9.38
8.41
8.10
7.89
7.34
 
50
 
       
Instantaneous lowest water level for period of record = 11.34 feet below land surface.

The current daily value for 03/22/2017 is 8.38 feet below land surface.

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

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