49Y 1 SOW 022
U.S. Geological Survey
Located in Loudoun County, Virginia, this groundwater monitoring location is associated with a water well in the Piedmont and Blue Ridge crystalline-rock aquifers.
Well Construction
| Depth | Description | |
|---|---|---|
| -1.0-45.0 ft | 6.5 in diameter steel casing | |
| 274.0-275.0 ft | 6.5 in diameter other screen | |
| 410.0-411.0 ft | 6.5 in diameter other screen | |
| 64.0-65.0 ft | 6.5 in diameter other screen | |
| 76.0-77.0 ft | 6.5 in diameter other screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-26.0 ft | Saprolite | Saprolite |
| 26.0-None ft | Sandstone | Sandstone |
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Agency U.S. Geological Survey Site Name 49Y 1 SOW 022 Site Number 391542077423801 Site Type WELL Lat/Long (NAD83) 39.2618, -77.7103 Well Depth 516 Feet Elevation (NAVD88) 1062.24 ft Latitude 39.2617682514763 Longitude -77.7102699255911 Local Aquifer Name Precambrian Erathem (None) National Aquifer Name Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) Aquifer Type UNCONFINED Water-Level Well Type Trend Water-Level Well Characteristics Background Water Quality Network Additional info Link -
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 61.97 59.13 46.37 1963-11-19 2024-05-11 7125 60.5 58.53 33.33 Statistics Calculated 2024-05-13 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 61.97 60.92 60.11 59.11 57.80 56.97 55.51 44 44 Feb 60.55 60.28 58.82 58.29 56.79 56.14 55.37 41 41 Mar 60.68 60.10 58.61 57.87 56.91 55.76 55.27 36 36 Apr 60.75 59.09 58.08 57.14 55.88 55.13 53.94 40 40 May 60.07 59.19 58.65 57.83 56.22 54.96 54.14 43 43 Jun 61.10 59.68 59.18 58.83 58.12 57.08 56.63 35 35 Jul 61.10 60.04 59.90 59.47 59.15 58.84 57.55 42 42 Aug 61.20 60.33 60.23 60.03 59.80 59.23 58.45 46 46 Sep 61.70 60.50 60.37 60.24 59.84 58.96 56.56 35 35 Oct 61.40 60.58 60.49 60.30 59.78 58.28 56.75 44 44 Nov 61.47 60.77 60.55 60.16 59.13 58.08 52.00 41 41 Dec 61.80 60.95 60.26 59.60 58.30 56.80 55.36 37 37 Statistics Calculated 2024-05-13 -
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