USGS -- Groundwater Watch

Site Number: 405250073180801 - S 15622. 1

DESCRIPTION:: Latitude 40°52'51.2", Longitude 73°18'06.5" NAD83
Suffolk County, New York, Hydrologic Unit 02030201; Well depth: 458. feet
Land surface altitude: 205.0feet 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	2017-02-03	2019-03-05
Daily Data
Groundwater level above NGVD 1929, feet	2017-02-04	2019-03-04	719
Daily Statistics
Groundwater level above NGVD 1929, feet	2017-02-04	2018-10-15	592
Monthly Statistics
Groundwater level above NGVD 1929, feet	2017-02	2018-10
Annual Statistics
Groundwater level above NGVD 1929, feet	2017	2019
Field groundwater-level measurements	1958-01-07	2020-11-17	423
Water-Year Summary	2005	2018	9

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 405250073180801

Most recent data value: 40.93 on 11/17/2020
Period of Record Monthly Statistics for 405250073180801
Elevation 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 36.93 37.65 40.47 41.27 43.67 46.42 47.09 30
Feb 37.39 37.64 40.17 42.12 43.67 45.27 46.45 24
Mar 36.16 37.52 39.61 41.10 43.01 44.41 46.66 45
Apr 34.33 37.85 39.93 41.36 42.92 44.55 46.21 31
May 37.33 38.17 39.59 41.42 42.96 44.27 46.77 29
Jun 36.54 38.07 39.17 41.17 42.56 44.43 46.62 39
Jul 36.15 36.90 38.21 40.35 41.56 43.72 45.61 31
Aug 35.63 35.89 38.71 40.74 41.90 43.08 45.03 28
Sep 35.62 36.7 38.07 40.81 41.85 43.47 46.08 40
Oct 36.66 36.88 39.20 41.41 43.57 44.57 46.33 32
Nov 36.47 37.20 39.71 41.21 43.15 44.15 46.39 27
Dec 36.45 37.52 38.58 41.05 42.93 44.37 46.54 36
.As of 1/16/2021 17:05-2
Statistics Options

View month/year statistics

Daily Groundwater Data

Most recent Provisional daily data value: 41.51 on 03/04/19
Summary for Period of Continuous Record
Elevation above NGVD 1929, feet
Approved Daily Mean Values Data Used in Analysis
Begin Date	End Date	Days	% Complete
02/04/17	10/15/18	592	95

	Daily Data Options
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Periodic Groundwater Data

Groundwater hydrograph for well 405250073180801

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

01/07/58

11/17/20

423

Lowest WL	Date of Lowest WL	Highest WL	Date of Highest WL
34.33	04/14/69	47.09	01/07/80

	Groundwater Levels Options
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Period of Record - All Data Types

Period of record plot for well 405250073180801

Summary for Period of Record - All Data Types

Elevation above NGVD 1929, feet

Begin Date

End Date

Number of Values

01/07/58

11/17/20

1,143

Lowest WL	Date of Lowest WL	Highest WL	Date of Highest WL
34.33	04/14/69	47.09	01/07/80

	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

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

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