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Groundwater Watch

Site Number: 430235071275501 - NH-HTW 5

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Watch Help Page

DESCRIPTION:: Latitude 43°02'35", Longitude 71°27'55" NAD27
Merrimack County, New Hampshire, Hydrologic Unit 01070002; Land surface altitude: 258.93 feet above sea level NGVD29.
Well completed in "New England crystalline-rock aquifers" (N600NECRSN) national aquifer.
Well completed in "CRYSTALLINE ROCKS,NONCARBONATE" (340CRSLN) local aquifer

AVAILABLE DATA FROM NWISWeb:

Field ground-water-level measurements
Field/Lab water-quality samples
Additional Data Sources	Begin Date	End Date	Count
Annual Water-Data Report (pdf) offsite	2006	2008	3

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

Site Statistics

Monthly statistics plot for 430235071275501

Most recent data value: 49.44 on 10/26/2009
Period of Record Monthly Statistics for 430235071275501
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 50.33 49.38 48.70 47.76 46.92 45.44 43.73 41
Feb 51.96 49.49 48.73 48.04 47.19 46.29 41.72 40
Mar 51.26 49.09 47.96 47.23 46.25 44.31 40.77 44
Apr 48.32 48.17 47.51 46.44 45.11 41.36 40.69 45
May 49.96 48.58 47.62 46.72 45.57 43.16 41.64 44
Jun 49.19 48.81 48.07 47.30 45.99 44.86 43.40 43
Jul 49.80 49.65 48.88 48.24 47.42 46.53 43.74 43
Aug 50.39 49.81 49.28 48.87 48.05 47.42 45.00 44
Sep 50.85 50.27 49.98 49.32 48.59 47.67 47.25 43
Oct 50.92 50.55 50.26 49.40 48.49 46.92 45.35 42
Nov 51.28 50.97 50.03 49.06 47.64 46.98 45.00 43
Dec 51.81 50.50 49.27 47.90 46.81 45.74 44.53 44

Statistics Options

View month/year statistics

Periodic Groundwater Data

Groundwater hydrograph for well 430235071275501

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

04/27/65

10/26/09

535

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
40.69	04/28/67	51.96	02/10/66

	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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U.S. Department of the Interior |U.S. Geological Survey
URL: http://groundwaterwatch.usgs.gov/AWLSites.asp
Page Contact Information: OGW Webmaster
Last update: Monday, September 14, 2009 at 11:44