Texas well grid 67-27
A 7.5-minute quadrangle of the Texas state well grid, mostly in Gonzales County and Guadalupe County. 354 reports, median depth 380 ft.
354Reports
380 ftMedian depth
95 ftWater at
70 gpmMedian yield
What you will drill through in grid 67-27
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Sand 94, Sandy Clay 60, Clay 36, Sand, Silt, Clay 28, Red Clay 27, Yellow Clay 22 |
| 25–50 ft | Sand 22, Blue Clay 20, Sandy Clay 13, Blue Clay & Rocks 11, Rock 5, Clay 8 |
| 50–100 ft | Sand 42, Blue Clay 25, Rock 20, Sandy Clay 15, Clay 13, Blue Clay & Rocks 11 |
| 100–200 ft | Sand 77, Clay 39, Rock 34, Blue Clay 27, Sandy Clay 20, Gray Shale 11 |
| 200–300 ft | Sand 68, Rock 54, Clay 52, Clay & Rocks 21, Blue Clay 18, Sandy Clay 16 |
| 300–500 ft | Sand 98, Rock 69, Clay 74, Clay & Rocks 29, Shale 10, Blue Clay 19 |
| 500–1000 ft | Sand 27, Clay 23, Rock 22, Shale 6, Sandy Clay 5, Hard Rock 3 |
Who drills here
| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| Deharde Water Well Service | 153 | 436 | 70 | 2004–2026 |
| BEST DRILLING SERVICES, INC. | 63 | 90 | — | 2010–2020 |
| Environmental Works, Inc. | 14 | 120 | — | 2026 |
| Talon/LPE | 14 | 70 | — | 2013 |
| Austin Geo-Logic | 11 | — | — | 2012 |
| Royall's Windmill & Pump | 7 | 390 | 20 | 2007–2026 |
| Hazelett Drilling | 7 | 500 | 40 | 2020–2025 |
| Maresh Drilling Co., Inc. | 6 | 300 | 80 | 2002–2025 |
| STEVENS DRILLING & WATER WELL SERVICE | 5 | 417 | — | 2019–2022 |
| Friedel Drilling Company | 5 | 400 | 40 | 2014–2022 |
| Drillink, Inc. | 5 | 418 | 100 | 2006–2021 |
| HERBOLD BROTHERS | 5 | 300 | 30 | 2007–2013 |
| EnviroCore, Inc. | 5 | 50 | — | 2011 |
| Royall's Windmill and Pump | 4 | 520 | 150 | 2011–2015 |
| ROYALLS WINDMILL & PUMP, LLC | 4 | 460 | 50 | 2005–2014 |
| Deharde Water Well Services | 4 | 415 | 100 | 2008 |
| WB Southern Drilling LLC | 3 | 326 | 100 | 2023–2025 |
| Motal Well Service | 3 | 460 | 75 | 2013–2023 |
| Lone Star Drlg & Pump Serv | 3 | 385 | 100 | 2018–2022 |
| Lone Star Drilling & Pump Service | 3 | 500 | 50 | 2004–2008 |
| Evans Drilling and Waterwell Service | 3 | 325 | 25 | 2002–2003 |
| Wageners Well Service | 2 | 380 | 80 | 2025 |
| Moy's Water Well Drilling & Services of Texas | 2 | 506 | 80 | 2021 |
| CHANDLER DRILLING INC | 2 | 220 | 14 | 2020 |
| Geoprojects Int'l | 2 | 270 | 50 | 2019 |
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 203 | 57.3% | 420 |
| Monitor | 102 | 28.8% | 95 |
| Stock | 26 | 7.3% | 385 |
| Irrigation | 10 | 2.8% | 520 |
| Other | 4 | 1.1% | 60 |
| Environmental Soil Boring | 3 | 0.8% | 100 |
| Public Supply | 2 | 0.6% | 220 |
| Test Well | 2 | 0.6% | 280 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 61 | 415 | 70 |
| 2010s | 115 | 385 | 92 |
| 2020s | 178 | 340 | 108 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 309336 | 2012 | 800 | 111 | 70 | Domestic |
| 188278 | 2004 | 785 | 155 | — | Irrigation |
| 79473 | 2004 | 785 | 155 | — | Irrigation |
| 334962 | 2006 | 710 | 165 | 50 | Domestic |
| 237808 | 2007 | 680 | 132 | 70 | Domestic |
| 88658 | 2006 | 680 | 25 | 1,250 | Irrigation |
| 385736 | 2014 | 670 | 84 | 45 | Domestic |
| 605324 | 2022 | 652 | 48 | 100 | Stock |
| 194535 | 2005 | 643 | 0 | 100 | Domestic |
| 402959 | 2015 | 640 | 102 | 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 67-27?
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 Gonzales County, Guadalupe County.