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Virginia DEQ

Virginia Water Science Center

 
  Duration Plot and Table of Daily Groundwater Levels
 
370841076275204 59F 74 SOW 184C
LOCATION.--Latitude 37°08'41", Longitude 76°27'52", North American Datum of 1927
                    York County, Va., Hydrologic Unit 02080108.
WELL CHARACTERISTICS.--Well is located in Columbia aquifer of Quaternary age. Depth 20 ft.
PERIOD OF RECORD.--Continual data, July 1990 to current year. Periodic data, June 1990 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 370841076275204 plot. 59F 74
Provisional Data Subject to Revision

                    

The current daily value for 03/22/2017 is 7.22 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


                370841076275204     59F 74

   Lowest Level
   5th percentile
 
   10th percentile
 
   25th percentile
 
 
   Median
 
 
   75th percentile
 
 
 
   90th percentile
 
 
 
   95th percentile
 
 
 
 
   Highest Level
         
Years of record
January
14.08
13.07
12.28
9.71
7.35
3.08
2.26
2.11
1.91
 
47
February
11.98
11.32
10.89
8.90
5.93
2.81
2.26
1.94
1.42
 
37
March
14.08
12.87
11.48
9.65
6.98
5.66
3.25
2.48
1.85
 
40
April
12.90
11.15
10.15
8.60
6.38
3.08
2.00
1.91
1.30
 
48
May
12.90
11.24
9.54
8.11
6.38
3.23
2.43
2.20
1.42
 
41
June
11.41
10.88
10.76
9.44
7.87
5.41
2.94
2.71
1.42
 
44
July
14.08
13.30
12.10
10.63
9.09
5.69
2.58
2.08
1.98
 
48
August
13.13
11.24
11.16
10.58
9.02
5.93
2.93
2.24
2.00
 
43
September
13.43
13.07
11.57
10.49
8.06
5.64
2.73
2.31
2.20
 
40
October
13.43
12.84
12.51
10.32
8.39
5.42
2.48
1.91
1.19
 
46
November
13.13
12.83
12.05
10.45
7.31
5.28
2.42
1.76
1.30
 
42
December
13.13
12.24
11.22
10.10
7.27
3.37
2.05
1.85
1.84
 
39
 
       
Instantaneous lowest water level for period of record = 14.08 feet below land surface.

The current daily value for 03/22/2017 is 7.22 feet below land surface.

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

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