Texas well grid 57-35
A 7.5-minute quadrangle of the Texas state well grid, mostly in Gillespie County and Llano County. 304 reports, median depth 200 ft.
304Reports
200 ftMedian depth
47 ftWater at
13 gpmMedian yield
What you will drill through in grid 57-35
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Topsoil 92, Brown Topsoil 71, Top Soil 26, Brown Clay 25, Red Granite 22, Red Rotten Granite 21 |
| 25–50 ft | Red Granite 20, Red Sandstone 15, Red Clay 6, Granite Gravel 5, Red Rotten Granite 4, Gray Granite 4 |
| 50–100 ft | Red Granite 35, Water 2 Gpm 11, Red Rotten Granite 8, Red Sandstone 8, Water 5 Gpm 7, Water 0.5 Gpm 6 |
| 100–200 ft | Red Granite 27, Water 1 Gpm 6, Gray & Red Granite 8, Water 2 Gpm 8, Gray Granite 8, Break 3 |
| 200–300 ft | Red Granite 20, Brown Sandstone 8, Gray Granite 6, Gray Sandstone 4, Decomposed Granite 2, Water 2 Gpm 2 |
| 300–500 ft | Red Sandstone 3, Red Granite 2, Water 2 Gpm 2, Break With A Trace Of Water 1, Fractured Red Granite 1, Gray/Red Sandstone- 15 Gpm 1 |
| 500–1000 ft | Gray/Tan Sandstone 15 Gpm 1, Red/White Sandstone 70+ Gpm 1, Red Sandstone With Black Specs 1, Gray Sandy Limestone With Sandstone Streaks 1, Gray Sandstone With Red Streaks 1, Broken Sandstone-Gray 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| L & L Drilling Co. | 105 | 264 | 16 | 2002–2026 |
| Virdell Drilling Inc. | 66 | 170 | 15 | 2001–2019 |
| Texan Water | 23 | 245 | 12 | 2020–2026 |
| Magill Drilling & Water Well Service, LLC | 22 | 165 | 15 | 2019–2025 |
| Vortex Drilling, Inc. | 21 | 10 | — | 2006–2009 |
| Walden Drilling Inc | 19 | 180 | 5 | 2013–2026 |
| Bee Cave Drilling, Inc. | 11 | 200 | 10 | 2021–2024 |
| Apex Drilling, Inc. | 9 | 250 | 45 | 2013–2026 |
| Envirotech Drilling Services LLC | 4 | 21 | — | 2019 |
| Whisenant & Lyle Water Services | 4 | — | — | 2015 |
| brian Walden drilling | 4 | — | — | 2011 |
| Legacy V Drilling LLC | 3 | 360 | 8 | 2026 |
| Waterboyz, LLC | 2 | 280 | 30 | 2021–2023 |
| J and J Water Wells | 1 | 260 | — | 2025 |
| Mocio Well Services, LLC | 1 | 120 | — | 2025 |
| Hill Country Water Well Drilling | 1 | 220 | — | 2024 |
| Ashley Drilling & Well Service | 1 | 220 | — | 2024 |
| aquatech solutions | 1 | 300 | — | 2023 |
| AQUA DOC WELL SERVICE | 1 | 200 | 4 | 2023 |
| AQUADOC WELL SERVICE | 1 | 125 | 2 | 2022 |
| Edmonds Water Well Drilling | 1 | 240 | — | 2021 |
| HARRISON WELL SERVICE, INC. | 1 | 310 | 2 | 2007 |
| Associated Drilling Inc | 1 | 210 | 40 | 2007 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 249 | 81.9% | 205 |
| Stock | 25 | 8.2% | 180 |
| Environmental Soil Boring | 19 | 6.2% | 10 |
| Monitor | 6 | 2.0% | 20 |
| Unknown | 4 | 1.3% | 250 |
| Public Supply | 1 | 0.3% | 125 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 107 | 200 | 54 |
| 2010s | 93 | 160 | 40 |
| 2020s | 104 | 225 | 51 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 512963 | 2019 | 2,036 | — | 8 | Domestic |
| 50665 | 2004 | 1,080 | 270 | 35 | Domestic |
| 676556 | 2024 | 705 | 101 | — | Domestic |
| 561120 | 2020 | 600 | — | — | Domestic |
| 606 | 2001 | 540 | — | 12 | Domestic |
| 86592 | 2006 | 525 | 53 | 2 | Domestic |
| 585770 | 2021 | 505 | 32 | 1 | Domestic |
| 428628 | 2016 | 505 | 62 | 1 | Domestic |
| 399597 | 2015 | 505 | 152 | 70 | Domestic |
| 209853 | 2010 | 505 | 158 | 80 | 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 57-35?
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 Gillespie County, Llano County, Kimble County, San Saba County.