55P 5
U.S. Geological Survey
Located in Westmoreland County, Virginia, this groundwater monitoring location is associated with a water well in the Northern Atlantic Coastal Plain aquifer system.
Well Construction
| Depth | Description | |
|---|---|---|
| -1.65-451.0 ft | 6.0 in diameter steel casing | |
| 466.0-471.0 ft | 6.0 in diameter steel casing | |
| 451.0-466.0 ft | 6.0 in diameter screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-40.0 ft | - | - |
| 40.0-95.0 ft | - | - |
| 95.0-265.0 ft | - | - |
| 265.0-395.0 ft | - | - |
| 395.0-None ft | - | - |
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Agency U.S. Geological Survey Site Name 55P 5 Site Number 381110076550501 Site Type WELL Lat/Long (NAD83) 38.1862, -76.9177 Well Depth 471 Feet Elevation (NGVD29) 24.0 ft Latitude 38.1862417851232 Longitude -76.9177474950303 Local Aquifer Name Patapsco Formation (None) National Aquifer Name Northern Atlantic Coastal Plain aquifer system (S100NATLCP) Aquifer Type CONFINED Water-Level Well Type Trend Water-Level Well Characteristics Suspected / Anticipated Changes 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 84.30 55.18 25.05 1974-06-24 2026-02-24 16219 51.7 84.36 0.0 Statistics Calculated 2026-02-25 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 82.74 78.00 72.29 54.35 37.81 32.15 26.78 50 50 Feb 82.72 78.08 72.16 54.41 38.02 31.58 26.52 50 50 Mar 82.76 78.27 72.24 54.86 37.22 31.98 26.42 49 49 Apr 82.75 77.89 71.63 54.76 38.10 32.04 26.35 51 51 May 82.73 78.30 71.77 54.89 38.24 32.43 26.42 51 51 Jun 82.90 78.32 71.67 55.13 36.68 31.95 25.05 52 52 Jul 83.28 78.80 72.46 55.68 39.93 31.98 26.27 50 50 Aug 83.38 78.80 72.45 55.23 37.86 32.31 26.50 51 51 Sep 83.57 78.90 72.85 55.30 39.05 32.57 26.49 50 50 Oct 83.66 78.92 72.78 56.08 40.41 32.75 26.75 50 50 Nov 84.04 78.94 72.78 55.32 38.89 32.70 26.95 50 50 Dec 82.62 78.17 72.13 54.33 37.65 32.28 26.96 50 50 Statistics Calculated 2026-02-25 -
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