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This site serves water-level measurements under multiple vertical datums

Site Number: 405827072190501 - S 58960. 1

Groundwater
Watch Help Page

DESCRIPTION:: Latitude 40°58'26.5", Longitude 72°19'03.3" NAD83
Suffolk County, New York, Hydrologic Unit 02030202; Well depth: 157. feet
Land surface altitude: 134.2feet above NGVD29.
Well completed in "Northern Atlantic Coastal Plain aquifer system" (S100NATLCP) national aquifer.
Well completed in "Glacial Aquifer, Upper" (112GLCLU) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1976-10-05	2020-10-21	206
Additional Data Sources	Begin Date	End Date	Count
Annual Water-Data Report (pdf) offsite	2005	2011	7

OPERATION:: Record for this site is maintained by the USGS New York Water Science Center; Email questions about this site to New York Water Science Center Water-Data Inquiries

Site Statistics

Monthly statistics plot for 405827072190501

Most recent data value: 25.85 on 10/21/2020
Period of Record Monthly Statistics for 405827072190501
Groundwater level above NAVD 1988, 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 19.73 19.76 20.52 22.36 24.36 26.5 27.72 15
Jan 19.73 19.76 20.52 22.36 24.36 26.5 27.72 15
Feb 19.54 -   -   -   -   -   26.11 7
Feb 19.54 -   -   -   -   -   26.11 7
Mar 18.65 19.79 20.55 22.53 24.56 25.4 28.22 34
Mar 18.65 19.79 20.55 22.53 24.56 25.4 28.22 34
Apr 18.38 19.58 20.2 22.47 23.69 25.14 25.29 16
Apr 18.38 19.58 20.2 22.47 23.69 25.14 25.29 16
May 19.63 19.82 21.01 24.09 25.91 28.1 28.4 13
May 19.63 19.82 21.01 24.09 25.91 28.1 28.4 13
Jun 19 19.94 20.9 23 25.56 28.31 28.85 18
Jun 19 19.94 20.9 23 25.56 28.31 28.85 18
Jul 20.34 20.75 21.7 23.98 26.29 28.65 28.83 14
Jul 20.34 20.75 21.7 23.98 26.29 28.65 28.83 14
Aug 20.4 20.4 21.25 23.59 26 28.6 28.73 14
Aug 20.4 20.4 21.25 23.59 26 28.6 28.73 14
Sep 20.27 20.37 21.05 21.51 25.39 26.77 27.11 16
Sep 20.27 20.37 21.05 21.51 25.39 26.77 27.11 16
Oct 20.02 20.4 21.17 22.98 25.5 27.29 27.92 18
Oct 20.02 20.4 21.17 22.98 25.5 27.29 27.92 18
Nov 20.01 20.08 20.46 21.21 25.44 27.69 27.71 11
Nov 20.01 20.08 20.46 21.21 25.44 27.69 27.71 11
Dec 19.05 19.71 21.09 23.6 26 27.06 27.16 16
Dec 19.05 19.71 21.09 23.6 26 27.06 27.16 16
.As of 7/4/2020 00:14-M
   Statistics Options

    View month/year statistics
This site serves water-level measurements under multiple vertical datums (NGVD29) - The measurements have been converted to NAVD88

Periodic Groundwater Data

Groundwater hydrograph for well 405827072190501

Summary for Period of Record Periodic Water Levels

Groundwater level above NAVD 1988, feet

Approved Periodic Water Level Values

Begin Date

End Date

Number of Values

10/05/76

10/21/20

206

Lowest WL	Date of Lowest WL	Highest WL	Date of Highest WL
18.38	04/17/17	28.85	06/19/07

	Groundwater Levels Options
	View latest data on NWISWeb
	Download groundwater levels in text format
This site serves water-level measurements under multiple vertical datums (NGVD29) - The measurements have been converted to NAVD88

^*References to non-Department of the Interior (DOI) products do not constitute an endorsement by the DOI.

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Last update: Thursday, September 26, 2019 at 13:24

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