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Groundwater Watch

Site Number: 423845070542501 - MA-TQW 1 TOPSFIELD, MA

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Watch Help Page

DESCRIPTION:: Latitude 42°38'45", Longitude 70°54'25" NAD27
Essex County, Massachusetts, Hydrologic Unit 01090001; Land surface altitude: 130.00 feet above sea level NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "TILL" (112TILL) local aquifer

AVAILABLE DATA FROM NWISWeb:

Field ground-water-level measurements
Additional Data Sources	Begin Date	End Date	Count
Annual Water-Data Report (pdf) offsite	2005	2008	4

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

Site Statistics

Monthly statistics plot for 423845070542501

Most recent data value: 10.28 on 11/23/2009
Period of Record Monthly Statistics for 423845070542501
Depth to water level, feet below land surface
All Approved Continuous & Periodic Data Used In Analysis
Note: Bold values in the table indicate closest statistic to the most recent data value.
Month Lowest
Level 10th
%ile 25th
%ile 50th
%ile 75th
%ile 90th
%ile Highest
Level Number
of
Years
Jan 17.52 15.18 11.62 10.04 8.97 7.54 5.64 55
Feb 16.57 13.94 11.96 9.90 8.88 7.12 5.68 60
Mar 13.02 11.20 9.77 8.45 7.58 6.53 5.22 57
Apr 13.33 10.85 10.23 9.50 8.36 7.62 7.12 60
May 13.05 11.89 11.26 10.89 9.88 8.81 6.06 60
Jun 13.37 12.63 12.38 11.93 11.42 10.00 7.92 57
Jul 14.63 14.10 13.40 13.07 12.20 11.52 9.40 58
Aug 15.16 15.02 14.69 14.20 13.37 12.48 11.70 59
Sep 16.94 15.72 15.29 14.96 14.24 13.61 12.65 58
Oct 17.01 16.39 15.75 15.03 14.36 12.98 8.31 61
Nov 17.38 16.47 15.77 14.63 12.60 10.30 8.89 57
Dec 17.48 16.92 14.54 10.71 8.96 7.98 6.51 56

Statistics Options

View month/year statistics

Periodic Groundwater Data

Groundwater hydrograph for well 423845070542501

Summary Statistics for Period of Record Periodic Water Levels

Depth to water level, feet below land surface

Approved Periodic Water Level Values

Begin Date

End Date

Number of Values

02/08/36

11/23/09

717

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
5.22	03/23/83	17.52	01/27/66

	Groundwater Levels Options
	View NWISWeb Groundwater levels page
	View annual monthly statistics for all data types
	Download Groundwater levels in text format

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URL: http://groundwaterwatch.usgs.gov/AWLSites.asp
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Last update: Monday, September 14, 2009 at 11:44