# Well grid 67-18, Texas — Guadalupe, Caldwell — how deep, and through what

> 191 well reports in Texas state well grid 67-18, covering Guadalupe, Caldwell, Wilson. Median depth 220 ft.

## Texas well grid 67-18

A 7.5-minute quadrangle of the Texas state well grid, mostly in [Guadalupe County](/county/guadalupe.md) and [Caldwell County](/county/caldwell.md). **191** reports, median depth **220 ft**.

### What you will drill through in grid 67-18

*Logged in state well grid 67-18, by depth. The figure is how many wells hit it.*

| Depth, ft | What was logged there |
|---|---|
| 0–25 ft | **Clay** 47 , **Sandy Clay** 37 , **Gravel** 36 , **Yellow Clay** 35 , **Top Soil** 26 , **Sand** 23 |
| 25–50 ft | **Sand** 17 , **Blue Clay** 16 , **Rock** 12 , **Blue Shale** 8 , **Sandy Clay** 6 , **Blue Clay & Rocks** 5 |
| 50–100 ft | **Rock** 42 , **Sand** 41 , **Clay** 29 , **Shale** 19 , **Blue Clay** 24 , **Sandy Clay** 13 |
| 100–200 ft | **Rock** 78 , **Sand** 82 , **Clay** 54 , **Blue Clay** 22 , **Shale** 21 , **Sandy Clay** 24 |
| 200–300 ft | **Clay** 40 , **Sand** 43 , **Rock** 34 , **Sandy Clay** 10 , **Stone** 2 , **Blue Clay** 6 |
| 300–500 ft | **Clay** 11 , **Rock** 9 , **Sand** 8 , **Shale** 1 , **Gray Clay** 1 , **Stone** 1 |

### Who drills here

*Licensed firms in state well grid 67-18, busiest first.*

| Firm of record | Wells | Median depth, ft | Median yield, gpm | Years |
|---|---|---|---|---|
| [Deharde Water Well Service](/driller/deharde-water-well-service.md) | 111 | 240 | 40 | 2003–2026 |
| [HERBOLD DRILLING](/driller/herbold-drilling.md) | 18 | 210 | 15 | 2018–2026 |
| [HERBOLD BROTHERS](/driller/herbold-brothers.md) | 11 | 200 | 20 | 2003–2014 |
| [Vortex Drilling, Inc.](/driller/vortex-drilling-inc.md) | 8 | 40 | — | 2011–2013 |
| [Kutscher Drilling](/driller/kutscher-drilling.md) | 6 | 280 | 5 | 2011–2021 |
| [Drillink, Inc.](/driller/drillink-inc.md) | 5 | 160 | 15 | 2021–2022 |
| [Evans Drilling](/driller/evans-drilling.md) | 5 | 280 | 40 | 2011–2021 |
| [Andrews & Foster Drilling Co](/driller/andrews-foster-drilling-co.md) | 5 | 130 | — | 2021 |
| [Royall's Windmill & Pump](/driller/royall-s-windmill-pump.md) | 4 | 200 | 20 | 2013–2022 |
| [boartlongyear](/driller/boartlongyear.md) | 3 | — | — | 2012 |
| [ETTL Engineers & Consultants Inc.](/driller/ettl-engineers-consultants-inc.md) | 3 | 60 | — | 2008 |
| [Paul D. Motal](/driller/paul-d-motal.md) | 2 | 220 | 10 | 2002 |
| [Bluebonnet Water Wells](/driller/bluebonnet-water-wells.md) | 1 | 205 | 10 | 2026 |
| [Hazelett Drilling](/driller/hazelett-drilling.md) | 1 | 200 | — | 2022 |
| [Friedel Drilling Company](/driller/friedel-drilling-company.md) | 1 | 240 | 25 | 2022 |
| [STEVENS DRILLING & WATER WELL SERVICE](/driller/stevens-drilling-water-well-service.md) | 1 | 280 | 18 | 2022 |
| Deharde Water Wells Service | 1 | 195 | 40 | 2008 |
| [M&C WATERWELL DRILLING](/driller/m-c-waterwell-drilling.md) | 1 | — | 30 | 2007 |
| HREBOLD BROTHERS | 1 | 200 | 30 | 2003 |

### What the wells are for

*Purpose, and how deep each went.*

| Purpose | Wells | Share | Median depth, ft |
|---|---|---|---|
| Domestic | 153 | 80.1% | 220 |
| Stock | 15 | 7.9% | 240 |
| Environmental Soil Boring | 7 | 3.7% | 40 |
| Monitor | 7 | 3.7% | 60 |
| Test Well | 6 | 3.1% | 135 |
| Rig Supply | 2 | 1.0% | 240 |
| Irrigation | 1 | 0.5% | 360 |

*By decade drilled.*

| Decade | Reports | Median depth, ft | Water at, ft |
|---|---|---|---|
| 2000s | 64 | 220 | 50 |
| 2010s | 64 | 240 | 72 |
| 2020s | 63 | 218 | 60 |

### The deepest reports on file

*Deepest reports in state well grid 67-18. Column one is the tracking number.*

| Report | Year | Depth, ft | Water at, ft | Yield, gpm | Purpose |
|---|---|---|---|---|---|
| 198102 | 2009 | 500 | 115 | 30 | Domestic |
| 335171 | 2009 | 360 | 112 | 150 | Stock |
| 223422 | 2010 | 360 | 36 | 100 | Irrigation |
| 394418 | 2015 | 356 | 45 | 75 | Domestic |
| 544335 | 2020 | 350 | 55 | 100 | Stock |
| 464868 | 2017 | 340 | 126 | 60 | Domestic |
| 342157 | 2013 | 340 | 96 | 7 | Domestic |
| 143319 | 2008 | 340 | 65 | 5 | Domestic |
| 497285 | 2018 | 325 | 135 | 50 | Domestic |
| 26368 | 2003 | 324 | 32 | 35 | 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 67-18?

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](/privacy.md).

This grid falls in [Guadalupe County](/county/guadalupe.md), [Caldwell County](/county/caldwell.md), [Wilson County](/county/wilson.md), [Bee County](/county/bee.md).

### Grids with a comparable number of reports

- [46-03](/area/46-03.md)
- [58-03](/area/58-03.md)
- [78-48](/area/78-48.md)
- [29-44](/area/29-44.md)
- [41-63](/area/41-63.md)
- [59-15](/area/59-15.md)
- [61-49](/area/61-49.md)
- [68-60](/area/68-60.md)
- [87-13](/area/87-13.md)
- [07-09](/area/07-09.md)
- [60-15](/area/60-15.md)
- [66-39](/area/66-39.md)
- [87-45](/area/87-45.md)

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Página: https://texas-water-wells.pages.dev/area/67-18/
Fonte: Texas Submitted Driller's Report Database — Texas Water Development Board, from reports filed with the Texas Department of Licensing and Regulation
Recolha: 2026-08-23