Texas well grid 57-52
A 7.5-minute quadrangle of the Texas state well grid, mostly in Blanco County and Gillespie County. 323 reports, median depth 435 ft.
323Reports
435 ftMedian depth
170 ftWater at
21 gpmMedian yield
What you will drill through in grid 57-52
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Brown Topsoil 105, Topsoil 64, Gray Shale & Clay 32, Top Soil 29, Caliche 27, Tan Limestone 26 |
| 25–50 ft | Gray Shale & Clay 37, Gray Clay & Shale 16, Gray Shale 10, Gray Tan Ls 8, Gray Limestone 8, Gray Clay 5 |
| 50–100 ft | Gray Shale & Clay 13, Brown Limestone 10, Gray Shale 8, Gray Clay & Shale 8, Gray Limestone 8, Grey Limestone 5 |
| 100–200 ft | Gray Limestone 17, Brown Limestone 17, Gray Shale & Clay 12, Gray & Brown Limestone 12, Gray Shale 9, Brown & Gray Limestone 10 |
| 200–300 ft | Gray Limestone 27, Brown Limestone 17, Water 1 Gpm 9, Gray & Brown Limestone 10, Brown & Gray Limestone 10, Gray & White Limestone 8 |
| 300–500 ft | Gray Limestone 30, Brown Limestone 21, Water 1 Gpm 16, Brown & White Limestone 15, Water 3 Gpm 15, Brown & Gray Limestone 12 |
| 500–1000 ft | Td 22, Gray Limestone 18, Water 1 Gpm 5, Brown & Gray Limestone 8, White Limestone 6, White & Gray Limestone 6 |
| 1000–5000 ft | Gray Limestone 3, White Sandy Limestone With Blue Shale 1, Brown Limestone 1, White Sandy Limestone 1, White Sandy Limestone With Gray Layers - Water 10 Gpm 1, Gray Limestone With Brown Layers 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| L & L Drilling Co. | 181 | 424 | 28 | 2002–2026 |
| Spring Branch Water Well Service | 33 | 584 | 10 | 2015–2023 |
| Apex Drilling, Inc. | 26 | 535 | 35 | 2004–2024 |
| Bee Cave Drilling, Inc. | 23 | 360 | 20 | 2006–2024 |
| Virdell Drilling Inc. | 13 | 180 | 25 | 2001–2019 |
| Walden Drilling Inc | 11 | 300 | 20 | 2011–2025 |
| Texan Water | 9 | 455 | 13 | 2018–2025 |
| Associated Drilling Inc | 7 | 310 | — | 2013–2024 |
| TR Drilling & Service LLC | 3 | 540 | 20 | 2014–2026 |
| Whisenant & Lyle Water Services | 3 | 505 | 10 | 2011–2015 |
| Magill Drilling & Water Well Service, LLC | 2 | 325 | 21 | 2020–2026 |
| MAP Water Well Drilling LLC | 2 | 438 | 35 | 2021–2022 |
| Centex Pump & Supply, Inc. | 2 | 310 | 20 | 2019–2022 |
| Puddle Jumper Well Company | 2 | 450 | 25 | 2009–2015 |
| flugrath construction | 1 | 440 | 15 | 2025 |
| Geoprojects International, Inc. | 1 | 492 | — | 2021 |
| Hydro Resources Mid Continent Inc. | 1 | 450 | — | 2018 |
| Apex Drillilng, Inc. | 1 | 400 | 40 | 2011 |
| CENTRAL TEXAS DRILLING, INC. | 1 | 500 | 40 | 2005 |
| James Tucker Drilling, Inc. | 1 | 200 | 5 | 2002 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 301 | 93.2% | 440 |
| Public Supply | 9 | 2.8% | 300 |
| Irrigation | 5 | 1.5% | 400 |
| Stock | 5 | 1.5% | 360 |
| Unknown | 2 | 0.6% | 660 |
| Test Well | 1 | 0.3% | 320 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 67 | 400 | 167 |
| 2010s | 119 | 425 | 190 |
| 2020s | 137 | 468 | 156 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 433525 | 2016 | 1,729 | 300 | 4 | Domestic |
| 685763 | 2024 | 1,369 | 285 | 30 | Domestic |
| 544920 | 2020 | 1,329 | 196 | 32 | Domestic |
| 260578 | 2011 | 1,149 | 146 | 9 | Domestic |
| 433526 | 2016 | 1,129 | 142 | 8 | Domestic |
| 686819 | 2025 | 1,007 | 295 | — | Domestic |
| 433524 | 2016 | 989 | 279 | 3 | Domestic |
| 661460 | 2024 | 987 | 197 | 5 | Domestic |
| 484216 | 2018 | 927 | 246 | 15 | Public Supply |
| 694129 | 2025 | 905 | 193 | — | 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 57-52?
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 Blanco County, Gillespie County, San Saba County.