18U001
U.S. Geological Survey
Located in Twiggs County, Georgia, this groundwater monitoring location is associated with a water well in the Southeastern Coastal Plain aquifer system.
Well Construction
| Depth | Description | |
|---|---|---|
| 0.0-586.0 ft | 6.0 in diameter steel casing | |
| 606.0-616.0 ft | 3.0 in diameter steel casing | |
| 586.0-606.0 ft | 3.0 in diameter other metal screen |
| Depth | Lithology | Description |
|---|---|---|
| 216.0-490.0 ft | Sand | Sand |
| 490.0-None ft | Sand | Sand |
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Agency U.S. Geological Survey Site Name 18U001 Site Number 323302083263401 Site Type WELL Lat/Long (NAD83) 32.5507, -83.4427 Well Depth 616 Feet Elevation (NGVD29) 444.0 ft Latitude 32.5507037093022 Longitude -83.4426761006788 Local Aquifer Name Dublin Aquifer System (None) National Aquifer Name Southeastern Coastal Plain aquifer system (S100SECSLP) Aquifer Type CONFINED Water-Level Well Type Trend Water-Level Well Characteristics Known 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 172.50 165.56 162.00 1975-07-15 2026-02-22 17032 50.6 168.80 4.0000 Statistics Calculated 2026-02-23 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 170.02 168.74 167.71 165.47 163.92 163.29 162.34 49 49 Feb 169.20 168.41 167.51 165.12 163.66 163.04 162.44 48 48 Mar 168.78 167.82 167.03 164.88 163.37 162.90 162.21 48 48 Apr 168.84 167.76 166.94 164.82 163.57 162.91 162.33 49 49 May 169.70 168.70 167.49 165.30 163.76 163.03 162.68 49 49 Jun 170.50 169.05 168.21 165.38 164.14 163.48 162.95 48 48 Jul 171.10 169.84 168.81 165.87 164.48 163.75 162.80 50 50 Aug 172.22 170.53 169.69 166.13 164.60 163.77 162.47 51 51 Sep 172.23 170.78 169.43 166.24 164.69 163.78 162.80 49 49 Oct 172.06 170.43 169.46 166.36 164.59 163.82 162.80 51 51 Nov 171.09 170.07 169.10 166.15 164.44 163.71 162.88 50 50 Dec 170.61 169.42 168.45 165.84 164.13 163.57 162.76 49 49 Statistics Calculated 2026-02-23 -
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