Deerfield, NH Overburden Well 46
New Hampshire Geological Survey
Located in Rockingham County, New Hampshire, this groundwater monitoring location is associated with a water well in the Sand and gravel aquifers (glaciated regions).
Well Construction
| Depth | Description | |
|---|---|---|
| -2.8-45.5 ft | 2.0 in diameter pvc casing | |
| 45.5-47.5 ft | 2.0 in diameter pvc screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-29.0 ft | Stratified Drift | SAND AND GRAVEL |
| 29.0-47.0 ft | Stratified Drift | SAND |
| 47.0-70.0 ft | Stratified Drift | SAND AND SILT |
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Agency New Hampshire Geological Survey Site Name Deerfield, NH Overburden Well 46 Site Number DDW-46 Site Type WELL Lat/Long (WGS84) 43.0908, -71.233 Well Depth 47.5 Feet Elevation (NAVD88) 270.12 ft Latitude 43.09082517 Longitude -71.23303015 Local Aquifer Name (None) National Aquifer Name Sand and gravel aquifers (glaciated regions) (N100GLCIAL) Aquifer Type UNCONFINED Water-Level Well Type Trend Water-Level Well Characteristics Background Water Quality Network Additional info Link 1 -
Activity Start Date Activity Start Time Characteristic Name Measure Value Units Detection Limit Value Type Sample Fraction Method Name Analytical Method System Sample Method ID Sample Method ID Context Sample Method Name Activity Type Code Data Provided By -
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How do we calculate statistics?
Overall Water Level Statistics (Depth to water, feet below land surface) Lowest Water Level Median Water Level Highest Water Level First Measurement Date Last Measurement Date Number of Measurements Years of Record Latest Value Latest Percentile 40.00 38.77 36.49 1984-11-06 2026-04-26 4831 41.4 39.07 5.556 Statistics Calculated 2026-04-28 Monthly Water Level Statistics (Depth to water, feet below land surface) Month Lowest Median 10th Percentile 25th Percentile 50th Percentile 75th Percentile 90th Percentile Highest Median Number of Measurements Years of Record Jan 39.80 39.61 39.28 39.01 38.44 37.72 37.57 33 33 Feb 39.83 39.64 39.17 38.81 38.27 37.88 37.43 32 32 Mar 39.63 39.53 39.03 38.61 38.18 37.81 36.64 31 31 Apr 39.26 39.00 38.55 38.12 37.71 37.17 36.49 35 35 May 39.07 38.79 38.57 38.02 37.52 37.15 36.78 31 31 Jun 39.15 38.88 38.58 38.18 38.00 37.72 37.52 30 30 Jul 39.39 39.17 38.88 38.50 38.24 38.04 37.45 32 32 Aug 39.70 39.53 39.26 38.86 38.55 38.18 38.09 31 31 Sep 39.93 39.65 39.41 39.08 38.81 38.44 38.26 31 31 Oct 39.97 39.76 39.53 39.28 38.86 38.43 38.29 30 30 Nov 39.89 39.77 39.54 39.22 38.80 38.16 38.01 33 33 Dec 39.84 39.75 39.49 39.18 38.68 37.95 37.61 33 33 Statistics Calculated 2026-04-28 -
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