Headwaters GCD MW#5
Texas Water Development Board
Located in Kerr County, Texas, this groundwater monitoring location is associated with a water well in the Edwards-Trinity aquifer system.
Well Construction
| Depth | Description | |
|---|---|---|
| 0.0-610.0 ft | plastic (pvc) casing | |
| 610.0-870.0 ft | plastic (pvc) screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-30.0 ft | - | Limestone, cream |
| 30.0-37.0 ft | - | Marl, cream |
| 37.0-60.0 ft | - | Limestone, lt tan |
| 60.0-145.0 ft | - | Dolomite, lt tan |
| 145.0-150.0 ft | - | Limestone, lt tan-cream |
| 150.0-180.0 ft | - | Dolomite, lt tan |
| 180.0-210.0 ft | - | Limestone, lt tan-lt gray |
| 210.0-220.0 ft | - | Dolomite, lt tan |
| 220.0-397.0 ft | - | Marl and limestone, lt gray |
| 397.0-417.0 ft | - | Sabkha, lt gray-lt orange |
| 417.0-494.0 ft | - | Marl and limestone, lt gray |
| 494.0-620.0 ft | - | Sandy clay, lt gray |
| 620.0-632.0 ft | - | Sand and gravel, lt orange-white |
| 632.0-645.0 ft | - | Paleosol, lt orange-lt red |
| 645.0-674.0 ft | - | Sand and gravel, lt orange-white |
| 674.0-690.0 ft | - | Paleosol, lt orange-lt red |
| 690.0-830.0 ft | - | Sand and gravel, lt orange-white |
| 830.0-840.0 ft | - | Paleosol, lt orange-lt red |
| 840.0-890.0 ft | - | Clay, lt gray |
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Agency Texas Water Development Board Site Name Headwaters GCD MW#5 Site Number 5661101 Site Type WELL Lat/Long (NAD83) 30.1069, -99.4942 Well Depth 880 Feet Elevation (NAVD88) 2072.0 ft Latitude 30.106944 Longitude -99.494166 Local Aquifer Name Hensel Sand Formation of Travis Peak Formation (None) National Aquifer Name Edwards-Trinity aquifer system (S500EDRTRN) Aquifer Type UNCONFINED Water-Level Well Type Surveillance 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 538.64 519.53 493.17 2005-11-22 2024-07-24 914 18.7 538.07 0.0 Statistics Calculated 2025-02-04 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 537.32 533.27 526.83 520.59 501.93 494.80 493.55 19 19 Feb 537.12 533.29 526.42 520.54 504.84 495.56 493.45 18 18 Mar 536.64 533.60 524.81 519.03 504.99 494.89 493.34 18 18 Apr 536.46 533.80 522.43 515.49 500.60 493.73 493.46 17 17 May 536.18 534.02 526.06 519.23 501.14 494.25 493.66 17 17 Jun 537.24 534.26 523.10 517.40 502.88 494.49 494.40 18 18 Jul 538.07 536.51 521.63 513.60 501.56 494.57 493.80 16 16 Aug 533.14 532.80 524.93 515.25 501.88 496.40 496.30 17 17 Sep 536.44 534.30 526.70 521.76 505.01 496.37 495.17 16 16 Oct 538.64 533.80 524.16 522.28 502.93 496.08 494.09 18 18 Nov 538.28 533.31 523.15 522.07 502.16 493.94 493.80 19 19 Dec 537.75 533.13 522.74 521.49 502.05 494.70 493.56 19 19 Statistics Calculated 2025-02-04 -
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