Texas well grid 57-30
A 7.5-minute quadrangle of the Texas state well grid, mostly in Burnet County and Llano County. 409 reports, median depth 100 ft.
409Reports
100 ftMedian depth
22 ftWater at
27 gpmMedian yield
What you will drill through in grid 57-30
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Top Soil 102, Granite Gravel 97, Topsoil 67, Sandy Silt/Alluvium,At Bottom Granite 47, Pink Granite 17, Brown Clay 21 |
| 25–50 ft | Pink Granite 8, Gravel 7, Red Granite 5, Granite Bedrock 5, Granite Gravel 4, Gry Ls 3 |
| 50–100 ft | Pink Granite 19, Fracture 5, Red Granite 6, Fracture H2O 2, Tan Dolomite 5, H2O 4 |
| 100–200 ft | Lt Gry Ls 3, Lt Gry Ls-Fine Grain 3, Tan Dolomite 7, Tan Ls 4, Gry Dolomite 4, Gray Tan Dolomite 3 |
| 200–300 ft | H2O 2, Grey Dolomite 3, Pink Dolomite 3, Gry Ls 3, Lt Tan Ls 3, Wht Gry Ls 3 |
| 300–500 ft | Pink Dolomite 8, Tan Dolomite 8, Grey Dolomite 3, Gray Tan Dolomite 2, Gray Dolomite 2, Pink Dolomite H2O 3 |
| 500–1000 ft | Lt Tan-Brn Ls 3, Gry Ls 3, Tan Dolomite 2, Tan Gray Dolomite ( H2O ) 1, Brown, White & Gray Fractured Limestone - Water 12 Gpm 1, Brown Limestone 1 |
| 1000–5000 ft | Water 4 Gpm 1, Brown & Gray Limestone 1, Gray Limestone 1, Grey Dolomite 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| Apex Drilling, Inc. | 167 | 170 | 25 | 2002–2026 |
| Vortex Drilling, Inc. | 75 | 10 | — | 2008–2018 |
| Highland Drilling Inc. | 36 | 80 | 30 | 2003–2012 |
| Virdell Drilling Inc. | 19 | 100 | 30 | 2001–2017 |
| Western Water Wells | 16 | 440 | 1 | 2003–2022 |
| Vortex Drilling Partners, LP | 16 | 4 | — | 2020 |
| Walden Drilling Inc | 15 | 120 | 15 | 2015–2024 |
| Envirotech Drilling Services LLC | 11 | 25 | — | 2019–2025 |
| L & L Drilling Co. | 10 | 245 | 50 | 2002–2022 |
| Holt Engineering, Inc. | 6 | 22 | — | 2015–2022 |
| MagnaCore Drilling & Environmental Services | 6 | 7 | — | 2008 |
| City Survey | 5 | 25 | — | 2023–2024 |
| Total Support Services | 5 | 6 | — | 2002 |
| Alamo Environmental dba Vortex Drilling | 4 | 20 | — | 2024 |
| tss | 4 | 25 | — | 2012 |
| Bee Cave Drilling, Inc. | 3 | 125 | 15 | 2003–2021 |
| Centex Pump & Supply, Inc. | 3 | 190 | 20 | 2018 |
| Austin Geo-Logic | 3 | — | — | 2015 |
| WEST TEXAS WATER WELL SERVICE | 2 | 260 | — | 2021 |
| Texan Water | 1 | 840 | 3 | 2019 |
| Magill Drilling & Water Well Service, LLC | 1 | 325 | 28 | 2018 |
| Wester Water Wells,LLC | 1 | 400 | — | 2004 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 225 | 55.0% | 140 |
| Environmental Soil Boring | 88 | 21.5% | 7 |
| Monitor | 45 | 11.0% | 25 |
| Test Well | 25 | 6.1% | 412 |
| Unknown | 8 | 2.0% | 200 |
| Irrigation | 8 | 2.0% | 400 |
| Other | 6 | 1.5% | 17 |
| Public Supply | 3 | 0.7% | 412 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 160 | 140 | 21 |
| 2010s | 167 | 42 | 28 |
| 2020s | 82 | 25 | 20 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 231278 | 2010 | 1,349 | 14 | 33 | Domestic |
| 81261 | 2004 | 1,025 | — | 40 | Domestic |
| 229651 | 2010 | 867 | — | — | Domestic |
| 510238 | 2019 | 840 | — | 3 | Irrigation |
| 104040 | 2004 | 800 | — | — | Test Well |
| 34416 | 2004 | 750 | 186 | 16 | Public Supply |
| 627696 | 2022 | 700 | — | — | Domestic |
| 525201 | 2019 | 700 | 280 | — | Domestic |
| 711970 | 2025 | 620 | — | 2 | Domestic |
| 627678 | 2022 | 605 | 60 | 20 | 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 57-30?
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 Burnet County, Llano County.