Texas well grid 58-12
A 7.5-minute quadrangle of the Texas state well grid, mostly in Williamson County and Bell County. 175 reports, median depth 500 ft.
175Reports
500 ftMedian depth
258 ftWater at
42 gpmMedian yield
What you will drill through in grid 58-12
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Limestone 26, Top Soil 22, Topsoil 21, Caliche 20, Grey Shale 18, Overburden 17 |
| 25–50 ft | Grey Shale 5, Gray Limestone 5, Gray Lime 3, Gray Limestone And Shale 3, Black Shale 2, Shale 2 |
| 50–100 ft | Gray Limestone 3, Limestone 3, Gray Lime 3, Blueshale 2, Shale 2, White Limestone 2 |
| 100–200 ft | Black Shale 17, Blue Clay 7, Gray Limestone 5, White Lime 5, Blue Shale 5, Gray Lime 4 |
| 200–300 ft | Blue Clay 12, Gray Limestone 12, Gray Lime 9, White Limestone 7, Limestone 7, Grey Shale 4 |
| 300–500 ft | Limestone 26, Gray Limestone 20, Brown Limestone 16, Black Shale 10, Blue Clay 5, Broken Limestone Water 7 |
| 500–1000 ft | Gray Limestone 13, Limestone 11, White Limestone 5, Broken Limestone Water 5, Blue Clay 4, Brown Limestone 4 |
| 1000–5000 ft | Hensell 2, Pearsall 2, Hammett 2, Sligo 2, Hosston 2, Paleozoic 2 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| Alpine Water Well | 47 | 500 | 20 | 2003–2012 |
| Envirotech Drilling Services LLC | 25 | 2 | — | 2025 |
| Alpine water well service | 20 | 480 | 15 | 2014–2023 |
| TOM ARNOLD DRILLING | 19 | 525 | 100 | 2003–2021 |
| Tom Lovelace Water Well Service | 11 | 460 | 65 | 2004–2026 |
| Tom Lovelace Water Well Serv. | 9 | 460 | 75 | 2003–2010 |
| David Cowen | 7 | 420 | 30 | 2004–2019 |
| Associated Drilling Inc | 6 | 750 | 100 | 2011–2022 |
| Santa Rosa Well Service | 4 | 1,040 | — | 2025–2026 |
| Bee Cave Drilling, Inc. | 4 | 900 | 115 | 2012–2024 |
| Apex Drilling, Inc. | 4 | 730 | 100 | 2008–2010 |
| McKinley Drilling | 2 | 1,910 | 800 | 2023–2025 |
| Hydro Resources Mid Continent Inc. | 2 | 640 | 500 | 2016–2020 |
| Geothermal Drilling inc | 2 | 400 | 30 | 2015–2017 |
| Tom Lovelace Water Well | 2 | 280 | 70 | 2015 |
| CENTRAL TEXAS DRILLING, INC. | 2 | 340 | 550 | 2009–2010 |
| Trinity Water Solutions | 1 | 680 | — | 2024 |
| Hydro Resources | 1 | 1,772 | 495 | 2017 |
| WEST TEXAS WATER WELL SERVICE | 1 | 530 | — | 2014 |
| Tom Lovelace Waterwell Service | 1 | — | 113 | 2012 |
| Tommy Lovelace Water Well Serv. | 1 | 320 | 42 | 2003 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 114 | 65.1% | 500 |
| Environmental Soil Boring | 25 | 14.3% | 2 |
| Public Supply | 13 | 7.4% | 710 |
| Test Well | 9 | 5.1% | 525 |
| Stock | 6 | 3.4% | 530 |
| Irrigation | 5 | 2.9% | 400 |
| Industrial | 3 | 1.7% | 900 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 69 | 500 | 250 |
| 2010s | 56 | 500 | 260 |
| 2020s | 50 | 320 | 294 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 494571 | 2017 | 4,440 | 401 | 100 | Domestic |
| 660041 | 2023 | 1,910 | 510 | 800 | Public Supply |
| 723750 | 2026 | 1,900 | — | — | Public Supply |
| 695755 | 2025 | 1,805 | 521 | 700 | Public Supply |
| 471886 | 2017 | 1,772 | 478 | 495 | Public Supply |
| 701962 | 2025 | 1,040 | — | — | Irrigation |
| 680435 | 2024 | 920 | 503 | — | Industrial |
| 666714 | 2024 | 900 | 459 | 115 | Industrial |
| 416257 | 2015 | 870 | 463 | 100 | Domestic |
| 626504 | 2022 | 800 | 570 | 15 | Domestic |
Every figure here comes from a report a licensed driller filed on the day the work ended — sometimes decades ago. It describes what was found then, not what a well yields today, and it is not a statement that any well is sound, potable or still in use.
Drilling a well near grid 58-12?
Depth is only half the quote. What it costs depends on the rock, the casing and the pump. Tell us where and we pass the request to licensed Texas drillers.
We are nobody's agent and have no arrangement with any firm today. What we do with this.
This grid falls in Williamson County, Bell County.