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This site serves water-level measurements under multiple vertical datums

Site Number: 404530073181102 - S 76016. 2

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Watch Help Page

DESCRIPTION:: Latitude 40°45'30.7", Longitude 73°18'09.1" NAD83
Suffolk County, New York, Hydrologic Unit 02030202; Well depth: 762. feet
Land surface altitude: 63.5feet above NGVD29.
Well completed in "Northern Atlantic Coastal Plain aquifer system" (S100NATLCP) national aquifer.
Well completed in "Magothy Aquifer" (211MAGT) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations	2014-08-21	2020-12-21
Daily Data
Groundwater level above NGVD 1929, feet	2014-08-21	2020-12-20	2310
Daily Statistics
Groundwater level above NGVD 1929, feet	2014-08-21	2020-01-26	1981
Monthly Statistics
Groundwater level above NGVD 1929, feet	2014-08	2020-01
Annual Statistics
Groundwater level above NGVD 1929, feet	2014	2020
Field groundwater-level measurements	1984-06-19	2020-12-21	296
Water-Year Summary	2005	2019	13

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 404530073181102

Most recent data value: 42.72 on 12/21/2020
Period of Record Monthly Statistics for 404530073181102
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 39.2 39.43 40.48 42.29 43.26 44.00 45.03 23
Feb 39.48 39.64 41.37 42.12 43.37 44.48 44.63 17
Mar 38.42 40.08 40.9 41.81 42.75 43.9 44.86 35
Apr 40.25 40.64 41.08 42.17 43.69 44.82 45.42 23
May 39.85 40.0 40.76 41.82 42.62 44.33 44.63 23
Jun 37.99 39.1 39.62 40.8 42.57 44.16 44.54 28
Jul 37.92 38.5 38.87 39.67 41.16 42.47 43.93 25
Aug 37.83 38.1 39.01 40.26 41.17 43.07 43.82 22
Sep 37.85 38.5 39.36 40.59 41.5 44.01 44.27 27
Oct 38.47 38.96 39.7 41 41.63 43.91 44.46 22
Nov 38.57 39.53 40.46 41.69 42.67 43.92 45.62 23
Dec 39.63 39.90 40.5 42.00 42.86 44.03 44.86 25
.As of 1/16/2021 16:58-2
Statistics Options

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

Daily Groundwater Data

Most recent Provisional daily data value: 42.16 on 12/20/20
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
08/21/14	01/26/20		1,981		99
Min Level		Mean		Max Level
37.38		40.81		44.15

	Daily Data Options
	View latest data on NWISWeb
	View data in calendar format
	Download data in text format
	View daily medians

Periodic Groundwater Data

Groundwater hydrograph for well 404530073181102

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

06/19/84

12/21/20

296

Lowest WL	Date of Lowest WL	Highest WL	Date of Highest WL
36.67	08/23/16	45.62	11/16/90

	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

Period of Record - All Data Types

Period of record plot for well 404530073181102

Summary for Period of Record - All Data Types

Groundwater level above NAVD 1988, feet

Begin Date

End Date

Number of Values

06/19/84

12/21/20

2,607

Lowest WL	Date of Lowest WL	Highest WL	Date of Highest WL
37.38	08/30/16	46.77	11/16/90

	Period of Record Options
	View latest data on NWISWeb for all data types
	View month/year statistics
	Download groundwater levels in text format of all data types
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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