Texas well grid 67-20
A 7.5-minute quadrangle of the Texas state well grid, mostly in Caldwell County and Gonzales County. 161 reports, median depth 340 ft.
161Reports
340 ftMedian depth
72 ftWater at
50 gpmMedian yield
What you will drill through in grid 67-20
| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | Sand 37, Red Clay 32, Clay 24, Sandy Clay 19, Sandy Clay W/Sand 9, Top Soil 15 |
| 25–50 ft | Sand 12, Gray Shale 9, Rock 5, Gray Clay 6, Clay With Hard Streaks 5, Clayey Sand With Traces Of Clay, Fine Sand, Grayish Brown (7 4 |
| 50–100 ft | Rock 25, Gray Shale 17, Clay 16, Sand 16, Gray Sand 10, Blue Clay 8 |
| 100–200 ft | Rock 31, Sand 31, Gray Shale 21, Gray Sand 15, Clay 15, Sandy Shale 14 |
| 200–300 ft | Sand 36, Rock 25, Clay 24, Sandy Clay 15, Gray Shale 10, Shale 10 |
| 300–500 ft | Sand 29, Rock 29, Clay 17, Sandy Shale 12, Gray Shale 8, Sandy Clay 7 |
| 500–1000 ft | Clay 8, Sand 3, Rock 2, Fine Sand 2, Sand, Clay 1, Shale Grey 2 |
Who drills here
What the wells are for
| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 89 | 55.3% | 365 |
| Stock | 33 | 20.5% | 360 |
| Monitor | 28 | 17.4% | 40 |
| Irrigation | 5 | 3.1% | 440 |
| Environmental Soil Boring | 4 | 2.5% | — |
| Rig Supply | 2 | 1.2% | 400 |
| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 1970s | 1 | 392 | 113 |
| 2000s | 46 | 300 | 69 |
| 2010s | 50 | 375 | 72 |
| 2020s | 64 | 340 | 67 |
The deepest reports on file
| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 35433 | 2004 | 762 | 90 | 60 | Domestic |
| 202170 | 2005 | 700 | 60 | 70 | Domestic |
| 195521 | 2005 | 690 | 97 | 60 | Domestic |
| 535490 | 2020 | 635 | 104 | 50 | Domestic |
| 217937 | 2010 | 630 | 92 | — | Domestic |
| 593783 | 2021 | 620 | 105 | 80 | Stock |
| 308244 | 2012 | 608 | 62 | 30 | Domestic |
| 505410 | 2018 | 603 | 104 | 40 | Stock |
| 255298 | 2006 | 600 | 56 | — | Domestic |
| 594386 | 2021 | 580 | 170 | 100 | Stock |
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 67-20?
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 Caldwell County, Gonzales County.