Texas well grid 70-33
A 7.5-minute quadrangle of the Texas state well grid, mostly in Val Verde County and Sutton County. 332 reports, median depth 410 ft.
332Reports
410 ftMedian depth
100 ftWater at
25 gpmMedian yield
What you will drill through in grid 70-33
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Limestone 44, Lime 24, Dirt 23, Caliche & Limestone 23, Tan Lime 20, Brown Topsoil 18 |
| 25–50 ft | Red Clay 4, Tan Clay 4, White Buda Lime 3, White Limestone 3, Gray Clay 2, Tan Lime 2 |
| 50–100 ft | Tan Lime 8, Gray Shale 7, No Returns 7, White Limestone 4, Limestone 5, Blue Clay 4 |
| 100–200 ft | Limestone 11, Tan Lime 9, Gray Limestone 7, Gray Lime 6, Grey Shale 4, Gray Shale 5 |
| 200–300 ft | Tan Lime 12, Gray Lime 9, Hard Gray Lime 4, Cave 3, Gray Shale 3, Limestone And Water 3 |
| 300–500 ft | Limestone And Water 12, Limestone & Water 9, Water 6, Red Shale 4, Clay 4, Water & Limestone 4 |
| 500–1000 ft | Tan Lime 5, Black Lime/Water 2, Red Clay 1, Tan Lime & Water 1, Water & Black Lime 1, Water / Black Lime 1 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| T Bar Drilling | 151 | 427 | 25 | 2003–2016 |
| HINDS WELL SERVICE LLC | 80 | 400 | 25 | 2009–2026 |
| Bollinger Drilling | 39 | 430 | 15 | 2007–2023 |
| Vortex Drilling, Inc. | 14 | 25 | — | 2011–2024 |
| Vortex Drilling Partners, LP | 13 | 20 | — | 2021–2022 |
| Total Support Services | 8 | 20 | — | 2014–2015 |
| Bruce Drilling and Services | 6 | — | 75 | 2005–2007 |
| Geoprojects International, Inc. | 4 | 181 | 375 | 2015–2024 |
| Front Range Drilling, Inc. | 4 | 21 | — | 2012–2013 |
| Val Verde Drilling | 2 | 380 | 15 | 2024 |
| Bollinger Drillinger | 2 | 470 | 100 | 2012–2013 |
| Wel-Mat Drilling LLP | 1 | 20 | — | 2018 |
| Alsay Incorporated | 1 | 546 | 460 | 2010 |
| THORP WATER WELL DRILLING SERVICE | 1 | 120 | 12 | 2010 |
| Cruz Drilling | 1 | 300 | 7 | 2004 |
| Bruce Drilling & Services | 1 | — | 16 | 2005 |
| T Bar Drillintg | 1 | 210 | — | 2003 |
| White Drilling Company, Inc. | 1 | 380 | — | 2003 |
| Wilson Drilling, Inc. | 1 | 260 | 30 | 2002 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 259 | 78.0% | 420 |
| Environmental Soil Boring | 25 | 7.5% | 20 |
| Monitor | 16 | 4.8% | 20 |
| Irrigation | 11 | 3.3% | 455 |
| Stock | 11 | 3.3% | 263 |
| Test Well | 4 | 1.2% | 181 |
| Public Supply | 4 | 1.2% | 640 |
| Industrial | 2 | 0.6% | 520 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 161 | 427 | 100 |
| 2010s | 96 | 375 | 90 |
| 2020s | 75 | 360 | 133 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 649968 | 2023 | 665 | 180 | 20 | Domestic |
| 645454 | 2023 | 665 | 182 | — | Domestic |
| 638131 | 2023 | 665 | 170 | 25 | Domestic |
| 687355 | 2024 | 650 | 182 | 25 | Domestic |
| 582175 | 2021 | 645 | 192 | 15 | Stock |
| 645441 | 2023 | 643 | 214 | — | Domestic |
| 702262 | 2025 | 642 | 158 | — | Domestic |
| 638130 | 2023 | 640 | 170 | 25 | Domestic |
| 414515 | 2015 | 640 | 130 | 60 | Public Supply |
| 724920 | 2026 | 622 | 200 | 50 | 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 70-33?
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 Val Verde County, Sutton County, Edwards County.