Texas well grid 68-42
A 7.5-minute quadrangle of the Texas state well grid, mostly in Medina County and Bexar County. 130 reports, median depth 60 ft.
130Reports
60 ftMedian depth
40 ftWater at
20 gpmMedian yield
What you will drill through in grid 68-42
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Clay 15, Surface 16, Yellow Clay 12, Top Soil 11, Soil 10, Sandy Clay 8 |
| 25–50 ft | Blue Shale 10, Gravel 7, Gray Shale 4, Rock 3, Shale 3, Yellow Sand 3 |
| 50–100 ft | Clay 7, Grey Clay 4, Blue Shale 4, Shale 4, Sand 2, Silty Clay, Dark Brown/Brown To Olive Gray, Soft To Very Sti 3 |
| 100–200 ft | Shale 3, Rock 2, Sand 3, Austin Group 1, Sandy Grey Clay 1, Shale Grey 1 |
| 200–300 ft | Shale 3, Rock 3, Sand 2, Austin Chalk 2, Sandy 2, Gray Sand And Shale 1 |
| 300–500 ft | Sand 3, Shale 3, Rock 2, Buda Limestone 4, Austin Chalk 3, Gray Shale, Brown Clay 2 |
| 500–1000 ft | Edwards 5, Edwards Limestone 4, Del Rio 4, Buda Limestone 3, Del Rio Clay 3, Georgetown 3 |
| 1000–5000 ft | Buda Limestone 2, Green Shale 1, Buda Lime 1, Del Rio Shale 1, Edwards Lime 1, Austin Chalk 1 |
Who drills here
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 42 | 32.3% | 200 |
| Irrigation | 22 | 16.9% | 56 |
| Environmental Soil Boring | 21 | 16.2% | 15 |
| Stock | 15 | 11.5% | 57 |
| Monitor | 13 | 10.0% | 54 |
| Public Supply | 11 | 8.5% | 1,115 |
| Test Well | 4 | 3.1% | 40 |
| Industrial | 1 | 0.8% | 1,320 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 1990s | 1 | 755 | 77 |
| 2000s | 33 | 60 | 42 |
| 2010s | 63 | 55 | 30 |
| 2020s | 33 | 135 | 38 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 485451 | 2018 | 2,515 | 115 | 557 | Public Supply |
| 129150 | 2007 | 2,331 | 103 | 1,500 | Public Supply |
| 552474 | 2020 | 1,320 | 683 | — | Industrial |
| 383819 | 2014 | 1,134 | 130 | — | Public Supply |
| 123728 | 2007 | 1,132 | — | 225 | Public Supply |
| 706244 | 2025 | 1,115 | 98 | 3,000 | Public Supply |
| 687546 | 2024 | 1,115 | 112 | 3,000 | Public Supply |
| 329628 | 2011 | 1,100 | 70 | — | Domestic |
| 177851 | 2008 | 1,090 | 55 | 15 | Domestic |
| 21121 | 2003 | 1,057 | 51 | 100 | 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 68-42?
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 Medina County, Bexar County, Starr County, Wilson County.