Latitude 41°03'17.5", Longitude 71°53'52.1" NAD83 Suffolk County, New York, Hydrologic Unit 02030202
Well depth: 66. feet Land surface altitude: 38.6feet above NGVD29. Well completed in "Northern Atlantic Coastal Plain aquifer system" (S100NATLCP) national aquifer. Well completed in "Glacial Aquifer, Upper" (112GLCLU) local aquifer
Period of Record Monthly Statistics for 410316071535501 Groundwater level above NGVD 1929, feet All Approved Continuous & Periodic Data Used In Analysis
Note: Highlighted values in the table indicate closest statistic to the most recent data value.
Month
Lowest Median
10th %ile
25th %ile
50th %ile
75th %ile
90th %ile
Highest Median
Number of Years
Jan
2.6
2.81
3.07
3.23
3.45
3.87
4.45
28
Feb
2.37
2.86
3
3.3
3.48
3.79
4.14
27
Mar
2.38
2.87
3.01
3.42
3.71
3.9
4.28
42
Apr
2.83
3.2
3.48
3.67
3.9
4.2
5
28
May
3
3.1
3.44
3.73
3.9
4.2
4.47
32
Jun
2.85
3.2
3.4
3.63
3.94
4.13
4.51
37
Jul
2.34
3.06
3.36
3.56
3.77
4.02
4.27
35
Aug
2.99
3.1
3.24
3.5
3.63
3.88
3.99
30
Sep
2.83
3.03
3.25
3.35
3.6
3.7
4.05
41
Oct
2.7
2.86
3.14
3.28
3.51
4.09
4.42
29
Nov
2.63
2.8
3.01
3.3
3.57
3.82
4.31
26
Dec
2.46
2.8
3.06
3.18
3.44
4
4.19
37
.As of 7/4/2020 14:37-M
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Daily Groundwater Data
Most recent Provisional daily data value: 3.91 on 12/22/20
Summary for Period of Continuous Record
Groundwater level above NGVD 1929, feet
Approved Daily Mean Values Data Used in Analysis
Begin Date
End Date
Days
% Complete
02/03/17
05/26/20
1,195
98
Daily Data Options
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Periodic Groundwater Data
Summary for Period of Record Periodic Water Levels
Elevation above NGVD 1929, feet
Approved Periodic Water Level Values
Begin Date
End Date
Number of Values
01/08/74
12/23/20
442
Lowest WL
Date of Lowest WL
Highest WL
Date of Highest WL
2.34
07/21/11
5.16
04/01/10
Groundwater Levels Options
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Period of Record - All Data Types
Summary for Period of Record - All Data Types
Elevation above NGVD 1929, feet
Begin Date
End Date
Number of Values
01/08/74
12/23/20
1,844
Lowest WL
Date of Lowest WL
Highest WL
Date of Highest WL
2.34
07/21/11
5.16
04/01/10
Period of Record Options
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*References to non-Department of the Interior (DOI) products do not constitute an endorsement by the DOI.
